Tag: NEETSuccess

32 MICROBES IN HUMAN WELFARE QUESTIONS MICROBES IN HUMAN WELFARE QUESTIONS CHAPTER NOTES Which of the following statements is incorrect? A) Besides microscopic plants and animals, microbes are  the  major components of biological systems on this earth B) Microbes  are  present  everywhere  even in  the  harsh  environments  such  as deep inside the geysers (thermal vents) where […]

32 MICROBES IN HUMAN WELFARE MICROBES IN HUMAN WELFARE PRACTICE QUESTIONS Microbes in Human Welfare: Apart from the harmful and Infectious disease-causing pathogens, there are several useful microorganisms which are beneficial to humans in various ways. Some of the most important contributions of microbes to human welfare are discussed below. In Household Products: Fermentation of […]

31 STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION QUESTIONS STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION QUESTIONS CHAPTER NOTES Practical applications of biological and biotechnological principles include (A) animal husbandry and plant breeding to increase the production of food products (B) plant breeding to increase dairy production (C) tissue culture techniques (D) Both (a) and (c) are […]

31 STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION PRACTICE QUESTIONS Animal husbandry: Animal husbandry is the agricultural practice of breeding and raising livestock. Animal husbandry deals with the care and breeding of livestock like buffaloes, cows, pigs, horses, cattle, sheep, camel goat etc. It includes poultry farming and fisheries. Fisheries […]

30 HUMAN HEALTH AND DISEASE QUESTIONS HUMAN HEALTH AND DISEASE QUESTIONS CHAPTER NOTES The ‘good humor’ hypothesis of health was disproved by the discovery of blood circulation 2. discovery of compound microscope demonstration of normal body temperature in persons with blackbile both (1) and (3) The term health can be defined as the state of […]

30 HUMAN HEALTH AND DISEASE HUMAN HEALTH AND DISEASE PRACTICE QUESTIONS HUMAN HEALTH AND DISEASE Health: In simple terms, Health can be defined as free from all diseases and infections. According to the World Health Organization (WHO), health is not only the absence of disease or illness. It is a state of an active and […]

29 EVOLUTION QUESTIONS EVOLUTION QUESTIONS CHAPTER NOTES The study of the history of life forms of the earth is called A) Evolutionary Biology B) Ecology C) Environmental biology D) Comparative anatomy Match Column-I with Column-II. Column-I                                  Column-II (a) Origin of the universe          (1) 4.5 billion years ago (b) Origin of earth                     (2) 4 billion […]

29 EVOLUTION EVOLUTION PRACTICE QUESTIONS Origin of Life: The origin of life is considered unique events in the history of universe. Huge cluster of galaxies comprises the universe. Galaxies contain stars and clouds of dust and smoke. Big Bang Theory attempts to explain the origin of universe. According to this theory, a huge explosion occurs […]

28 MOLECULAR BASIS OF INHERITANCE QUESTIONS MOLECULAR BASIS OF INHERITANCE QUESTIONS CHAPTER NOTES Monomer of nucleic acids are – A) Peptides B) Nucleosides C) Ribonucleosides D) None of these DNA and RNA are types of – A) Nucleotides B) Nucleosides C) Nucleic acids D) Nucleamides Length of DNA is usually defined as- A) Number of […]