8 CELL THE UNIT OF LIFE Cell A cell is defined as the most basic, structural and functional unit of all living organisms. Essentially, a cell is a structure that contains organelles which provide necessary functions to sustain itself. However, not all cells are the same. Prokaryotic cells (8 CELL THE UNIT OF LIFE) Membrane-bound […]
Tag: NEETQuestions
CHAPTER 7 STRUCTURAL ORGANISATION IN ANIMALS PRACTICE QUESTIONS
CHAPTER 7 STRUCTURAL ORGANISATION IN ANIMALS PRACTICE QUESTIONS CHAPTER NOTES Consider the following statements: a) A tissue is composed of similar cells which perform specific functions. b) Epithelial tissues are characterized by a free surface toward body fluid or outside environment. Select the correct option. A) a is true, b is false B) Both a […]
CHAPTER 7 STRUCTURAL ORGANISATION IN ANIMALS
CHAPTER 7 STRUCTURAL ORGANISATION IN ANIMALS PRACTICE QUESTIONS Tissue In multicellular organism a group of similar cells along with intercellular substances perform a specific function. Such organization is called tissue. Epithelial Tissue This tissue provides covering or lining for some part of the body. Cells are compactly packed without intercellular space. Simple Epithelial: Composed of […]
CHAPTER 6 ANATOMY OF FLOWERING PLANTS PRACTICE QUESTIONS
CHAPTER 6 ANATOMY OF FLOWERING PLANTS PRACTICE QUESTIONS CHAPTER NOTES Apical meristems A) Occur at root tip B) Produce primary tissues C) Regenerate parts of plant D) Both A & B During leaf formation and stem elongation, some cells of apical meristem left behind form- A) Primary cell. B) […]
CHAPTER 6 ANATOMY OF FLOWERING PLANTS
CHAPTER 6 ANATOMY OF FLOWERING PLANTS Anatomy Anatomy is the study of internal structure of organisms. Plant anatomy includes organization and structure of tissues. Tissue is a group is cells having a common origin and usually performing a common function. The Tissue A group of cells having a common origin and usually performing common function […]
CHAPTER 5 MORPHOLOGY OF FLOWERING PLANT PRACTICE QUESTIONS
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 […]
CHAPTER 5 MORPHOLOGY OF FLOWERING PLANT
CHAPTER 5 MORPHOLOGY OF FLOWERING PLANT Morphology Morphology is the branch of biological science that deals with the study of form, size, colour, structure and relative position of various parts of organisms. CHAPTER 5 MORPHOLOGY OF FLOWERING PLANT Morphology Flowering Plants The plant body consists of a main axis, which may be branched or unbranched bearing […]
CHAPTER 4 ANIMAL KINGDOM
CHAPTER 4 ANIMAL KINGDOM PRACTICE QUESTIONS Basis of classification The classification of the animal kingdom is based on the different essential characteristics such as level of organization, habitat, symmetry. Levels of Organization • Cellular Level of Organization • Tissue Level of Organization • Organ Level of Organization • Organ system Level of Organization Patterns of […]
CHAPTER 4 ANIMAL KINGDOM QUESTIONS PRACTICE
CHAPTER 4 ANIMAL KINGDOM QUESTIONS PRACTICE CHAPTER NOTES Which of the following is a basic feature of all the organisms of Animalia? (a.) Multicellular structure (b.) Sensory and neuromotor system (c.) Terrestrial habitat (d.) Locomotion ANSWER (a.) Multicellular structure CHAPTER 4 ANIMAL KINGDOM QUESTIONS PRACTICE Which of the following lack tissue grade organization? (a.) Metazoans […]
CHAPTER 3 PLANT KINGDOM
CHAPTER 3 PLANT KINGDOM What are Plants ? Plant kingdom classification has changed a number of times over the years. For instance, blue-green algae were once considered to be part of the plant kingdom, but today, they are classified under Kingdom Eubacteria. Similarly, lichen was once considered a plant; however, they are composite organisms. In […]