NAT I Medical Biology With Answers

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NAT I Medical Biology

Sr. # Questions Answers Choice
1 Temporary natured meristems are Intercalary meristem Lateral meristem Apical meristem All of above
2 Perpetual growth zones found at the apices of roots and stems and plant role for primary growth are Apical meristem Lateral meristem Intercalary meristem All above
3 Growth occurs though the activity of meristem In vascular plants In coniferous plants In bryophytes In pterodophytes
4 A programmed series of stages from a simpler of more complex forms is Development Growth All above None
5 The permanent and irreversible increase in size that occurs as an organism mature. Embryonic development Growth Aging Just a change
6 Which of the following method of asexual reproduction found in plants Multiple fission Binary fission Both A and B Parthenocarpy and grafting
7 Plants that are stimulated to flower by exposure to low temp is called Biennial Perennial Vernalization Parthenocarpy
8 Short day plants are really Short-night plants Long-night plants Day neutral plants All of above
9 Developing seeds are rich source of Auxins Gibberellins Cytokinins All of above
10 Fruit development without fertilization and no seed formation is called Parthenocarpy Regeneration Gymnosperm Abnormality
11 Seed plants are predominantly present all around us due to their better Establishment Reproduction Availability of H<sub>2</sub>O None
12 If two generation are vegetatively similar such alternation of generation is refered to as Isomorphic Heteromorphic Saprophytic life cycle None
13 Which of the following is a artificial asexual reproduction in plants Multiple fission Binary &nbsp;Fission Grafting All of above
14 Sporogenesis is the formation of Egg Sperms Spores Embryo
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