CHAPTER 5 MORPHOLOGY OF FLOWERING PLANT PRACTICE QUESTIONS
Curly top virus spreads a plant via-
A) Xylem B) Phloem C) Vascular bundle D) None of these
ANSWER
The book ‘Plant Anatomy’ was published by Esau in –
A) Same year as she did her doctorate B) 1960
C) 1954 D) 1957
ANSWER
Which of referred as ‘Webster’s of plant biology’ – an encyclopedia
A) Plant anatomy B) Anatomy of angiospermic plant
C) Anatomy of seed plants D) A & B both
ANSWER
Esau was ______ woman to receive ‘National Academy of science ’
A) 7th B) 6th C) 5th D) 1th
ANSWER
Statement – I: Esau got National Academy of Science in 1957 Statement – II: In 1989, Esau received National Medal of Science in 1989.
A) Statement – I & statement – II are both correct
B) Statement – I & statement – II are both incorrect
C) Statement – I is correct and statement – II is incorrect
D) Statement – I is incorrect and statement – I is correct
ANSWER
Morphology is study of
A) External structure of an organism B) Internal structure of an organism
C) Systematics D) A & B booth
ANSWER
Radical form-
A) Root system of plant B) Floral part of plant
C) Shoot system of plant D) A & B both
ANSWER
The lateral roots arise from primary root is-
A) Primary root B) Secondary root
C) Tertiary root D) A & B both
ANSWER
Choose the given statement which is suitable for following figure
A) It comprises of primary & secondary root
B) Such roots are observed in mustard
C) These roots are replace by large number root
D) A & B both
ANSWER
From given set of example choose, how many of following are example of fibrous root and adventitious root respectively. Sweet potato, carrot, turnip, wheat, grass, Monstera, banyan tree
A) 1, 4 B) 1, 3 C) 2, 3 D) 3, 2
ANSWER
Adventitious roots arise from-
A) Radicle
B) Base of stem in tuft as in wheat
C) Part of plant other than radicle as in mustard
D) Secondary root
ANSWER
Root is characterized by
A) Presence of node & internode B) Mainly (-ve) phototropism
C) Mainly (-ve) geotropism D) Mainly (-ve) hydrotropism
ANSWER
Which of the following is not the main function of root system is/are
A) Absorption of sap from soil
B) Providing proper anchorage to plant parts.
C) Synthesis of plant growth regulators
D) None of these
ANSWER
Identify given diagram
A) Tap root Fibrous root Adventitio us root
B) Tap root Adventitious root Fibrous root
C) Adventitious root Fibrous root Tap root
D) Fibrous root Tap root Adventitious root
ANSWER
In aquatic plant the apex of root is covered by
A) Thimble parenchymatous root cap B) Root pocket
C) Coleorhiza D) Coleoptile
ANSWER
Identify region of root tip
A) A = Region of maturation, B = Region of elongation, C = Region of meristematic
activity, D = Root cap
B) A = Region of elongation, B = Region of meristematic activity, C = Root cap, D
= Protective covering
C) A = Region of meristem, B = Region of maturation, C = Region of elongation,
D = Root cap
D) A = Region of growing cell, B = Region of mature cell, C = Region of dividing
cell, (D = Protective covering
ANSWER
Root hair arise from –
A) Cortical cell of region of maturation
B) Epidermal cell of region of maturation
C) Cortical cell of region of elongation
D) Epidermal cell of region of elongation
ANSWER
Choose mismatch pair
Column – I Column – II
A) Region of meristematic – Small thin wall dense
B) Region of elongation – Responsible for growth of root in length
C) Region of maturation – Proximal to region of elongation
D) Root hair – Differentiated and mature
ANSWER
cell proximal to region of maturation Pneumatophores are helpful in-
A) Transpiration B) Getting oxygen for respiration
C) Absorption of water D) Assimilation of food
ANSWER
Silt roots and pneumatophores are observed in-
A) Maize, Rhizophora B) Maize, Rhizopus
C) Sugarcane Rhizopus D) A & B both
ANSWER
Mechanical root observed in –
A) Sugarcane B) Maize
C) Banyan tree D) All of these
ANSWER
For food storage root get modified in –
A) Potato B) Sweet potato
C) Ginger D) A & B both
ANSWER
Match the following –
Column – I Column – II
A) Conical root (I) Raddish
B) Napiform root (II) Turnip
C) Tuberous root (III) Sweet potato
D) Fusiform root (IV) carrot
a b c d a b c d
A) IV II III I B) IV III II I
C) III IV I II D) III IV I II
ANSWER
Modification of root Asparagus is meant for –
A) Storage of food B) Mechanical support
C) Respiration D) Climbing support
ANSWER
Slit root arise from –
A) Lower nodes of Zea mays B) Lower internode of sugarcane
C) Lower internode of Zea mays D) Upper node of sugarcane
ANSWER
Pneumatophores are
i) Positive geotropism ii) Negative geotropism
iii) Grown in marshy area iv) Found in mangroves
v) Positive phototropism vi) Negative phototropism
A) i, iii, iv, vi B) ii, iii, iv, v C) i, iii, v D) ii, iv, vi
ANSWER
Stem distinguish from root in –
A) Presence of node & internode B) Absence of node & internode
C) Presence of hairs for water absorption D) Absence of bud
ANSWER
Stem are develop from –
A) Radicle of germinating seed B) Plumule of germinating seed
C) Cotyledons of germinating seed D) Coleoptile
ANSWER
The region of stem where leaves are born are _____
A) Nodes B) Internode
C) Both node & internode D) Floral bud
ANSWER
Stems are generally –
A) (+ve) geotropism, (-ve) hydrotropism, (+ve) phototropism
B) (-ve) geotropism, (-ve) hydrotropism, (+ve) phototropism
C) (+ve) geotropism, (+ve) hydrotropism, (+ve) phototropism
D) (+ve) geotropism, (-ve) hydrotropism, (- ve) phototropism
ANSWER
Underground modified stem of potato is known as-
A) Tuber B) Rhizome C) Corm D) Bulb
ANSWER
Stem store food for-
A) Favourable condition growth B) Unfavourable condition growth
C) Flowering condition D) A & C both
ANSWER
Choose odd on with respect to stem modification –
A) Zaminkand B) Colocasia C) Bougainvillea D) Turmeric
ANSWER
How many of following stem modification does develop from axillary buds Colocasia, grapevines, cucumber, pumpkin, Opuntia, Citrus, Watermelon, Bougainvillea
A) 7 B) 6 C) 5 D) 4
ANSWER
Ginger and turmeric are example of –
A) Rhizome B) Rhizoid C) Corm D) Roots
ANSWER
Photosynthetic green flattened modified stem xerophyte is in –
A) Acacia B) Euphorbia C) Opuntia D) Hydrilla
ANSWER
Stem is modified for protection in –
A) Citrus thorn B) Bougainvillea spine
C) Opuntia thorn D) A and C
ANSWER
Statement – I: Some plants of arid region modify their stems into fleshy cylindrical structure as in Euphorbia
Statement – II: In grapevines, stem tendril are for help plant to climb
A) Statement – I and Statement – II are correct.
B) Statement – I is correct while statement – II is not correct
C) Statement – I is incorrect while statement – II is correct
D) Statement – I and statement – II are incorrect
ANSWER
Stem tendril of pumpkin develop from-
A) Accessory bud B) Axillary bud
C) Extra – axillary bud D) Floral bud
ANSWER
Choose the correct statement about stem modification of mint
A) A slender lateral branch arises from base of main axis and after growing underground for some time arch upward to touch the ground.
B) A slender lateral branch arises from base of main axis and after growing aerially for some time arch downwards to touch the ground.
C) Stem modification is same as in strawberries
D) Stem modification mint is known as sucker
ANSWER
Match the following:
Column – I Column – II
I) Strawberry Sucker
II) Jasmine Offset
III) Pistia C. Runner
IV) Pineapple Stolon
A) I – C, II – D, III – B, IV – A B) I – B, II – C, III – A, IV – D
C) I – C, II – A, III – B, IV – D D) I – A, II – B, III – C, IV – D
ANSWER
Choose odd one with respect to stem modification-
A) Chrysanthemum B) Banana
C) Pineapple D) Strawberry
ANSWER
In pineapple –
A) The lateral branches originate from basal and underground portion of main stem, grow horizontally beneath the soil and then come out obliquely upward giving rise to leafy shoot.
B) The lateral branch arises time arch downward to touch the ground growing aerially for some time arch downward to touch the ground
C) A lateral branch with short internode and each node bearing a rosette of leaves and a tuft of roots.
D) None of these
ANSWER
In Oxalis stem is modified for –
A) Storage B) Support
C) Protection D) Vegetative propagation
ANSWER
Lateral branch with short internode & each node bearing a rosette of leaves and a tuft of root found in –
A) Pistia B) Eichhornia C) Grasses D) A & B both
ANSWER
Choose the correct response:
A) Leaf develop at the node and bears a bud in its axile
B) Leaves originate from SAM are arranged in acropetal orders.
C) Leaf is lateral gernerally flattened vegetative structure for photosynthesis
D) All of these
ANSWER
Stipules are –
A) Two lateral small leaf like structure
B) Four lateral small leaf like structure
C) One lateral small leaf like structure
D) Many lateral small leaf like
ANSWER
The leaf base expanded into a sheath crossing the stem partially or wholly in–
A) Monocot B) Dicot
C) All angiosperms plant D) Gymnosperms
ANSWER
Pulvinus is –
A) Swollen leaf base of legume
B) Swollen petiole of legume and china Rose
C) Swollen lamina D) Swollen stipule
ANSWER
Label – A, B, C, D, E
A B C D E
A) Lamina Stipule Petiole Axillary bud Leaf base
B) Lamina Stipule Petiole Axillary bud Leaf base
C) Lamina Pulvinus Pedicel Axillary bond Leaf base
D) Lamina Stipule Pedicel Extraaxillary bond Leaf base
ANSWER
Arrangement of vein & veinlet in lamina of leaf
A) Venation B) Phyllotaxy C) Aestivation D) None of these
ANSWER
Leaves of dicotyledonous plants generally characterized by –
A) Presence of parallel venation
B) Veins which are parallel to each other within a lamina.
C) Presence of reticulate venation
D) A & B both
ANSWER
Identify the leaf venation and type of leaf.
A) Parallel venation; monocot mainly
B) Parallel venation; dicot mainly
C) Reticulate venation; dicot mainly
D) Reticulate venation; monocot mainly
ANSWER
A leaf is simple
A) When its lamina is entire
B) When its lamina is incised, the incision do not touch the midrib
C) A & B both D) None of these
ANSWER
When the incisions of lamina reach to midrib breaking leaf into a number of leaflet is not-
A) Compound leaf B) Simple leaf
C) Pinnate leaf D) Palmate leaf
ANSWER
Identify A and B
A) A = pinnately compound leaf; Neem B = palmately compound leaf; Silk cotton
B) A = palmately compound leaf; Silk cotton B = pinnately compound leaf; Neem
C) A = pinnately compound leaf; Silk cotton B = palmately compound leaf; Neem
D) A = palmately compound leaf; Neem B = pinnately compound leaf; Silk cotton
ANSWER
Midrib of pinnately compound leaf is –
A) Mid-vein B) Rachis C) Petiole D) None of these
ANSWER
Leaflet of pinnately compound leaf arise on-
A) Common point i.e. at tip of petiole
B) Common axis
C) Common point i.e. at tip of rachis
D) A & C both
ANSWER
Leaflet of ________ arise on common point i.e. at tip of petiole
A) Pinnately compound leaf B) Palmately compound leaf
C) Simple leaf D) All of these
ANSWER
Phyllotaxy is pattern of arrangement of ____ on the
A) Leaf, stem B) Phloem, stem
C) Vein, leaf D) None of these
ANSWER
Identify types of phyllotaxy shown by given diagram
A) B) C)
A) Opposite Alternate Whorled
B) Alternate Opposite Whorled
C) Alternate Whorled Opposite
D) None of these
ANSWER
Choose correct statement –
A) In alternate type; a single leaf arises at each node.
B) In opposite type; a pair leaves arises at each node.
C) In whorled type; more than two leaves arises at each node.
D) All of these
ANSWER
Sunflower show-
A) Alternate phyllotaxy B) Opposite phyllotaxy
C) Whorled phyllotaxy D) None of these
ANSWER
In Australian acacia
A) Lamina modification B) Petiole modified
C) Stipule modified D) All of these
ANSWER
Select the correct option:
A) Both A & B are modified by leaves
B) A is tendrils for climbing
C) B is spines for defence D) All of these
ANSWER
Pitcher of pitcher plant is modified –
A) Leaf B) Stem C) Root D) Fruit
ANSWER
Flower is modified –
A) Node B) Internode C) Leaf D) Shoot
ANSWER
Choose the correct statement
A) In flower, SAM changes to floral meristem
B) In flower, internode do not elongate
C) The axis get condensed in flower.
D) All of these
ANSWER
The arrangement of flowers on the floral axis is –
A) Phyllotaxy B) Inflorescence
C) Aestivation D) Placentation
ANSWER
On the basis whether floral apex gets develop into flower or continues to grow, inflorescence are mainly of-
A) 3 types B) 4 types C) 2 types D) None of these
ANSWER
In racemose-
A) Main axis continues to grow B) Flower are in basipetal order
C) Main axis terminate into flower D) B & C both
ANSWER
Choose the correct statement about given figure
A) It is of racemose type inflorescence
B) Flowers are in basipetal order
C) Flowers are in acropetal order
D) Example of Cassia
ANSWER
Given diagram is of –
A) Racemose inflorescence B) Cymose inflorescence
C) Cymose inflorescence of Cassia D) B & C both
ANSWER
A complete flower consist of –
A) One whorl B) Two whorls
C) Three whorls D) Four whorls
ANSWER
Flower stalk is known as –
A) Pedicel B) Thalamus C) Petiole D) Stipules
ANSWER
Thalamus is not –
A) Swollen end of pedicel B) Different whorl arranged on it
C) Accessory whorl D) Receptacle for different whorl
ANSWER
Choose the correct statement-
A) Calyx, corolla, are accessory organ
B) Androecium, gynoecium are reproductive organ
C) Perianth present in lily D) All of these
ANSWER
Perianth is
A) Indistinct calyx & corolla B) Fused corolla & androecium
C) Reproductive organ D) None of these
ANSWER
Bisexual flowers is –
A) When a flower has both androecium & gynoecium
B) Present in Solanaceae, Liliaceae
C) Present in mustard and Pea
D) All of these
ANSWER
How many of following show Actinomorphic, Zygomorphic respectively. Mustard, datura, chilli, Pea, Canna, bean, gulmohur, Cassia
A) 3, 4 B) 4, 3 C) 4, 4 D) None of these
ANSWER
Statement – I: when a flower can be divided into two equal radial halves in any radial plane passing through the centre it is actinomorphic flower
Statement – II: when a flower can be divided into two similar halves only in one particular vertical plane, it is zygomorphic
A) Statement – I & II are correct B) Statement – I is correct
C) Statement – II is correct only D) Statement – I & II are incorrect
ANSWER
Cassia show –
A) Racemose inflorescence, zygomorphic
B) Racemose inflorescence, actinomorphic
C) Cymose inflorescence, actinomorphic
D) Cymose inflorescence, zygomorphic
ANSWER
Flower with leaf that found the base of pedicel are –
A) Bracteate B) Ebracteate C) Petiolate D) Sessile
ANSWER
Flower with floral appendages 3 or multiple of 3 are said –
A) Tetramerous B) Trimerous
C) Triploid D) Pentamerous
ANSWER
In hypogynous flower which of following floral part takes highest position
A) Calyx B) Corolla C) Androceium D) Pistil
ANSWER
Which of following is mismatched
Column-I Column-II
A) |
1. Mustard |
B) |
2. Brinjal |
C) |
3. Peach |
D) |
4. Cucumber |
ANSWER
Superior ovary found in –
A) Hypogynous flower B) Perigynous flower
C) Epigynous flower D) Cucumber
ANSWER
Choose the correct about perigynous flower –
A) Gynoecium is situated in centre
B) Apart from gynoecium, rest parts are located on rim of thalamus almost at
same level
C) Ovary is half inferior
D) All of these
ANSWER
How many of following are example of perigynous, hypogynous and epigynous respectively. Mustard, china Rose. Brinjal, plum, peach, rose, guava, cucumber, ray floret sunflower, Pea, Asparagus
A) 3, 3, 5 B) 3, 3, 3 C) 3, 5, 3 D) 5, 3, 3
ANSWER
A) Hypogynous flower B) Epigynous
C) Perigynous D) China rose
ANSWER
Flower consist of –
A) Four reproductive whorl B) Four whorl
C) Four accessory whorl D) All of these
ANSWER
The outermost whorl of flower is –
A) Calyx B) Corolla C) Bract D) Thalamus
ANSWER
Choose the correct statement-
A) Sepals are members of calyx B) Petals are members of calyx
C) Sepal are plural of corolla D) None of these
ANSWER
Sepals united in ________ and sepals are free in _____ condition
A) Gamosepalous, Polysepalous B) Polysepalous, Gamosepalous
C) Polysepalous, Polysepalous D) Gamosepalous, Gamosepalous
ANSWER
Corolla are –
A) Composed of petal B) United by sepals
C) Composed of tepals D) Usually for bud protection
ANSWER
Polypetalous is condition with _____ while gamopetalous is for _____
A) Free petal; fused petal B) Fused petal; free petal
C) Free petal; free petal D) Fused petal; fuced petal
ANSWER
Label (i), (ii), (iii), (iv), (v)
(i) (ii) (iii) (iv) (v)
A) Gynoecium Androecium Pedicel Corolla Calyx
B) Gynoecium Androecium Corolla Calyx Pedicel
C) Androecium Gynoecium Calyx Corolla Pedicel
D) Androecium Gynoecium Corolla Calyx Pedicel
ANSWER
The mode of arrangement of sepals or petals in floral bud with respect to the other members of same whorl is termed as–
A) Placentation B) Aestivation
C) Phyllotaxy D) Inflorescence
ANSWER
Given diagram represent –
A) Twisted aestivation B) Imbricate aestivation
C) Vexillary aestivation D) Valvate aestivation
ANSWER
In Calotropis-
A) Sepals or petals in a whorl just touch one another at the margin, without overlapping
B) One margin of the appendage overlaps that of the next one
C) Margin of sepals or petals overlap one another but not in particular direction
D) None of these
ANSWER
“Keel” present in –
A) Valvate B) Imbricate C) Papilionaceous D) Twisted
ANSWER
In Pea find odd one out –
A) ‘Standard’ is largest petals B) ‘Standard’ overlaps the two lateral Keel.
C) ‘Keel’ are smallest anterior petals. D) Keel are fused
ANSWER
The aestivation in gulmohur is –
A) Valvate B) Twisted C) Imbricate D) Vexillary
ANSWER
Find odd one with respect to aestivation
A) China rose B) Cassia C) Lady’s finger D) Cotton
ANSWER
Androecium composed of –
A) Sepals B) Petal C) Stamen D) Carpel
ANSWER
Each anther is usually _____ and each lobe has _____ chambers, pollen sacs
A) Bilobed; two B) Bilobed; four C) Tetralobed; four D) None
ANSWER
Staminode is –
A) Fertile stamen B) Sterile stamen C) Both A & B D) None of these
ANSWER
How many of following statements are true.
(i) Stamens united into one bundle i.e. monoadelphous
(ii) Monoadelphous is in china Rose, diadelphous is in Pea and polydephous is in Citrus
(iii) Variation in the length of filaments within a flower as in Salvia & mustard
(iv) Two bundle of stamens are diadelphous and when stamen are united into two or more bundle i.e. polyadelphous
A) 1 B) 2 C) 3 D) 4
ANSWER
Female reproductive part of flower is –
A) Androecium B) Gynoecium C) Petal D) Sepal
ANSWER
Pollen grains receptive surface is –
A) Stigma B) Style C) Ovary D) Ovule
ANSWER
Placenta attach-
A) Ovule to ovary B) Ovary to thalamus
C) Ovary and other floral part D) None of these
ANSWER
Apocarpous is-
i) Free carpel ii) Fused carpel iii) Present in rose iv) Present in lotus v) Present in tomato
A) i, iii, iv B) i, iii, v C) ii, iii, iv D) ii, iv, v
ANSWER
After fertilization, the ovary develop into ______ and ovule matures into a ______.
A) Fruit; fruit B) Seed; fruit C) Fruit; seed D) Seed; seed
ANSWER
Placentation is arrangement of _____ within the _______.
A) Ovary; ovule B) Placenta; embryosac
C) Ovule; ovary D) None of these
ANSWER
A) Such placentation seen in Argemone
B) The placenta is axial and the ovules are attached to it in an unilocular ovary
C) Such placentation seen in china rose
D) The placenta is axial and the ovules are attached to it in multilocular ovary as in Dianthus
ANSWER
Match the column I and column II
Column I Column II
1 Parietal a. Pea
2 Axile b. Lemon
3 Marginal c. Argemone
4 Basal d. Primrose
5 Free – central e. Sunflower
A) 1 – c, 2 – b, 3 – a, 4 – e, 5 – d B) 1 – d, 2 – c, 3 – a, 4 – b, 5 – e
C) 1 – e, 2 – d, 3 – a, 4 – c, 5 – b D) 1 – b, 2 – e, 3 – a, 4 – d, 5 – c
ANSWER
Choose the correct statement –
A) Unilocular ovary becomes two chambered due to the formation of false septum as in mustard
B) In Argemone ovary is two chambered due to the formation of true septum
C) Axile placentation found in multilocular ovary as in tomato
D) A & C both
ANSWER
Dianthus have –
ANSWER
In Marigold –
A) Same placentation found in sunflower
B) Placenta develop at base of ovary
C) Single ovule is attached to ovary
D) All of those
ANSWER
Parthenocarpic fruit is –
A) Develop after fertilization from ovary
B) Develop without fertilization
C) Develop after fertilization from thalamus
D) A & C both
ANSWER
Pericarp differentiated into –
A) Outer thin epicarp, middle fleshy edible mesocarp and an inner stony hard
endocarp in Mango
B) Outer fleshy epicarp, middle stony hard endocarp in mango
C) Outer thin epicarp, middle stony hard mesocarp and an inner seed in mango
D) None of these
ANSWER
Seed of wheat is made up of –
A) A radicle, an embryonal axis & one cotyledon
B) A radicle, an embryonal axis & two cotyledon
C) Embryo only
D) Only one cotyledon
ANSWER
Find odd one with respect to endosperm
A) Pea B) Gram C) Castor D) Bean
ANSWER
How many are correct statement about dicot seed?
i) Testa, an inner layer is one of two layers of seed coat
ii) Seed were attached to fruit by hilum
iii) Micropyle is small pore below hilum
iv) Castor is endospermic seed
A) 1 B) 2 C) 3 D) 4
ANSWER
How many of following is wrong stated statement?
i) Generally monocot seeds are non-endospermic seed
ii) Orchid is example of dicot seed
iii) In maize, seed coat fused with fruit wall iv) Orchid is endospermic seed
A) 1 B) 2 C) 3 D) 4
ANSWER
Label a, b, c, d, e
a b c d e
A) Scutell um Coleorhiza Plumule Radicle Coleoptile
B) Scutellum Coleorhiza Radicle Plumule Coleoptile
C) Scutellum Coleoptile Radicle Plumule Coleorhiza
D) Scutellum Coleoptile Plumule Radicle Coleorhiza
ANSWER
Aleurone layer is –
A) Carbohydrate enrich layer B) Proteinous layer
C) Lipid enrich layer D) A and B
ANSWER
Scutellum present in
A) Orchid B) Castor C) Pea D) Gram
ANSWER
Number of androecium in mustard is –
A) 2 B) 4 C) 6 D) 5
ANSWER
How many of following is incorrect about Brassicaceae (mustard) actinomorphic, zygomorphic, bisexual, K4, superior ovary, C2+2, C(4)
A) 1 B) 2 C) 3 D) 4
ANSWER
Fabaceae was earlier called as –
A) Leguminosae B) Papilionoideae
C) Both A & B D) Fabaceae
ANSWER
Given diagram is-
A) L.S of carpel of pea B) Fruit of pea
C) T.S. of carpel of pea D) Androecium of Pea
ANSWER
Calyx of fabaceae show-
A) Polypetalous B) Polysepalous
C) Valvate aestivation D) Both B & C
ANSWER
Androecium of Fabaceae is –
A) Ten in number B) 9 are united
C) 1 is free D) All of these
ANSWER
How many of following is endospermic seed- Arhar, groundnut, Indigofera, muliathi, Sesbania, Trifolium
A) O B) 1 C) 2 D) 3
ANSWER
The correct floral formula of sunhemp is-
ANSWER
Which of the following is potato family?
A) Fabaceae B) Solanaceae C) Liliaceae D) Brassicaceae
ANSWER
Find out one with respect to Solanaceae
A) Alternate phyllotaxy B) Exstipulate
C) Reticulate venation D) Pulvinate
ANSWER
In Solanum, inflorescene is-
A) Racemose B) Cymose C) Solitary D) B and C
ANSWER
How many of following term is not correctly stated about tobacco’s family. Bicarpellary, obligately placed, apocarpous, superior ovary, bilocular, placenta swollen with many ovules, free – central placentation, drupe fruit
A) 0 B) 1 C) 2 D) 3
ANSWER
Persistant calyx found in-
A) Brinjal B) Pea C) Onion D) Colchicine
ANSWER
is floral formula of how many of following-
Aloe, belladonna, ashwagandha, muliathi, sunhemp, Indigofera, Gloriosa
A) 1 B) 2 C) 3 D) 4
ANSWER
Makoi plant –
A) Solanum nigrum B) Solanum tuberosum
C) Allium D) Petunia
ANSWER
Given diagram is –
A) Flower of Allium B) Inflorescence of Allium
C) Inflorescence of dicot family D) Racemose
ANSWER
How many of following are endospermous seed.
Aloe, Asparagus, Tulip, Potato, Tomato, Pea, Petunia, Chilli, Sesbania, Trifolium, Lupin, Muliathi, Ashwagandha, Colchicine, Gloriosa
A) 10 B) 8 C) 15 D) 5
ANSWER
Onion show-
A) Axile placentation B) Parietal placentation
C) Free central placentation D) Basal placentation
ANSWER
Gynoceium of Aloe is not-
A) Tricarpellary B) Apocarpous
C) Syncarpous D) Superior ovary
ANSWER
Floral formula of Colchicum autumnale does not show-
C) G(3) D) All of these
ANSWER
Choose mismatched –
Column-I |
Column-II |
A)
|
Asparagus (vegetables) |
B) |
Mustard |
C) |
Pisum sativum |
D) |
Brassicaceae |
ANSWER
The floral feature of angiosperm represented in summarized form as-
A) Floral diagram B) Floral formula
C) A and B D) None of these
ANSWER
Sweet potato is a modified…………..?
(a) stem (b) adventitious root (c) rhizome (d) tap root
ANSWER
Pneumatophores occur in _______.
(a) halophytes (b) free-floating hydrophytes
(c) submerged hydrophytes (d) carnivorous plants
ANSWER
Plants which produce characteristic pneumatophores and show vivipary belong to _______.
(a) halophytes (b) psammophytes (c) hydrophytes (d) mesophytes
ANSWER
In Bougainvillea, thorns are the modifications of _______.
(a) adventitious root (b) stem (c) leaf (d) stipules
ANSWER
Which of the following is not a stem modification?
(a) Pitcher of Nepenthes. (b) Thorns of citrus.
(c) Tendrils of cucumber. (d) Flattened structures of Opuntia.
ANSWER
Coconut fruit is a _______.
(a) Berry (b) Nut (c) Capsule (d) Drupe
ANSWER
The morphological nature of the edible part of coconut is _______.
(a) cotyledon (b) endosperm (c) pericarp (d) perisperm
ANSWER
Stems modified into flat green organs performing the functions of leaves are known as _______
(a) cladodes (b) phyllodes (c) phylloclades (d) scales
ANSWER
The standard petal of a papilionaceous corolla is also called _______.
(a) carina (b) pappus (c) vexillum (d) corona
ANSWER
Proximal end of the filament of stamen is attached to the_______.
(a) anther (b) connective (c) placenta (d) thalamus or petal
ANSWER
Cotyledon of maize grain is called _______.
(a) plumule (b) coleorhiza (c) coleoptile (d) scutellum
ANSWER
Tricarpellary syncarpous gynoecium is found in flowers of _______.
(a) liliaceae (b) Solanaceae (c) fabaceae (d) poaceae
ANSWER
Which of the following pairs is not correctly matched?
Leaves become modified into spines in:
(a) Pea (b) Onion (c) Silk cotton (d) Opuntia
ANSWER
Flowers are unisexual in:
(a) Cucumber (b) China rose (c) Onion (d) Pea
ANSWER
Perigynous flowers are found in:
(a) Cucumber (b) China rose (c) Rose (d) Guava
ANSWER
Which one of the following fruits is parthenocarpic?
(a) Apple (b) Jackfruit (c) Banana (d) Brinjal
ANSWER
The wheat grain has an embryo with one, large, shieldshaped cotyledon known as _______.
(a) coleorrhiza (b) scutellum (c) coleoptile (d) epiblast
ANSWER
Axile placentation is present in _______.
(a) lemon (b) pea (c) Argemone (d) Dianthus
ANSWER
Among china rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary?
(a) Six (b) Three (c) Four (d) Five
ANSWER
Coconut water from a tender coconut is
(a) free nuclear endosperm. (b) innermost layers of the seed coar.
(c) degenerated nucellus. (d) immature emryo.
ANSWER
is the floral formula of _______.
(a) Sesbania (b) Petunia (c) Brassica (d) Allium
ANSWER
Keel is the characteristic feature of flower of :
(a) Indigofera (b) Aloe (c) Tomato (d) Tulip
ANSWER
An example of edible underground stem is:
(a) Carrot (b) Groundnut (c) Sweet potato (d) Potato
ANSWER
When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:
(a) Vexillary (b) Imbricate (c) Twisted (d) Valvate
ANSWER
Placenta and pericarp are both edible portions in _______.
(a) apple (b) banana (c) tomato (d) potato
ANSWER
An aggregate fruit is one which develops from
(a) multicarpellary, syncarpous gynoecium. (b) multicarpellary, apocarpus gynoecium.
(c) complete inflorescence. (d) multicarpellary, superior ovary.
ANSWER
Which one of the following statement is correct?
(a) The seed in grasses is not endospermic.
(b) Mango is a parthenocarpic fruit.
(c) A proteinaceous aleurone layer is present in maize grain.
(d) A sterile pistil is called a staminode.
ANSWER
Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is
(1) Basal (2) Axile (3) Parietal (4) Free central
ANSWER
Which of the following shows whorled phyllotaxy ?
(1) Mustard (2) China rose (3) Alstonia (4) Calotropis
ANSWER
Bicarpellary ovary with obliquely placed septum is seen in
(1) Brassica (2) Aloe (3) Solanum (4) Sesbania
ANSWER
Match the placental types (column-I) with their examples (column-II)
Column-I Column-II
(a) Basal (i) Mustard
(b) Axile (ii) China rose
(c) Parietal (iii) Dianthus
(d) Free central (iv) Sunflower
Choose the correct answer from the following options:
(1) (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i) (2) (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
(3) (a)-(iv), (b)-(ii), (c)-(i), (d)-(iii) (4) (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
ANSWER
Which of the following is the correct floral formula of Liliaceae?
(1) (2)
(3) (4)
ANSWER
Correct position of floral parts over thalamus in mustard plant is :
(1) Gynoecium occupies the highest position, while the other parts are situated below it.
(2) Margin of the thalamus grows upward, enclosing the ovary completely, and other parts arise below the ovary.
(3) Gynoecium is present in the centre and other parts cover it partially.
(4) Gynoecium is situated in the centre, and other\ parts of the flower are located at the rim of the thalamus, at the same level.
ANSWER
In some plants thalamus contributes to fruitformation. Such fruits are termed as
(1) False fruits (2) Aggregate fruits (3) True fruits (4) Parthenocarpic fruit
ANSWER
Identify the correct features of Mango and Coconut fruits.
(i) In both fruit is a drupe
(ii) Endocarp is edible in both
(iii) Mesocarp in Coconut is fibrous, and in Mango it is fleshy
(iv) In both, fruit develops from monocarpellary ovary
Select the correct option from below:
(1) (i), (iii) and (iv) only (2) (i), (ii) and (iii) only (3) (i) and (iv) only (4) (i) and (ii) only
ANSWER
The roots that originate from the base of the stem are
1) Lateral roots 2) Fibrous roots 3) Primary roots 4) Prop roots
ANSWER
Ray florets have:
1) Half inferior ovary 2) Inferior ovary 3) Superior ovary 4) Hypogynous ovary
ANSWER
The ovary is half inferior in
1) Plum 2) Brinjal 3) Mustard 4) Sunflower
ANSWER
Diadelphous stamens are found in:
1) Citrus 2) Pea 3) China rose and citrus 4) China rose
ANSWER
Match List – I with List – II
| List – I | List – II | ||
| a) | i) | Brassicaceae | |
| b) | ii) | Liliaceae | |
| c) | iii) | Fabaceae | |
| d) | iv) | Solanaceae |
a b c d
1) i ii iii iv
2) ii iii iv i
3) iv ii I iii
4) iii iv ii i
ANSWER
Which one of the following plants show vexillary aestivation and diadelphous stamens?
1) Colchium autumnale 2) Pisum sativum
3) allium cepa 4) Solanum nigrum
ANSWER
The flowers are Zygomorphic in:
a) Mustard b) Gulmohar c) Cassia d) Datura
e) Chilly
ANSWER
Choose the correct answer from the options given below:
1) a, b, c only 2) b, c only 3) d, e only 4) c, d, e only
ANSWER
Identify the correct set of statements:
a) The leaflets are modified into pointed hard thorns in citrus and Bougainvillea
b) Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin
c) Stem is flattened and fleshy in opuntia and modified to perform the function of leaves
d) Rhizophora shows vertically upward growing roots that help to get oxygen for respiration
e) Subaerially growing stems in grasses and strawberry help in vegetative propagation.
ANSWER
Choose the correct answer from the options given below
1) b and c only 2) a and d only
3) b, c, d and e only 4) a, b, d and e only