GK Biology Questions and Answers
General Knowledge Biology Questions with Answers test knowledge of plants, animals, and human biology. Commonly seen in SSC, UPSC, and NDA exams, they help candidates strengthen concepts of life sciences
GK Biology
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77 questions
11. One of the following is not a function of bones.
- Place for muscle attachment
- Protection of vital organs
- Secretion of hormones for calcium regulation in blood and bones
- Production of blood corpuscles
12. Plants absorb most part of water needed by them through their
- embryonic zone
- growing point
- root hairs
- zone of elongation
13. Photo-oxidation is
- photorespiration
- photolysis
- light and oxygen induced breakdown
- All of the above
14. Proces of cell division can take place by
- heterosis
- fusion
- mitosis
- None of these
16. Plant development is influenced by
- quality of light only
- quality and quantity of light
- quality and duration of light
- quality, quantity and duration of light
17. Prokaryotic cells lack
- nucleolus
- nuclear membrane
- membrane bound by organelles
- All of these
18. Photosynthesis takes place faster in
- yellow light
- white light
- red light
- darkness
19. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
- Robert Hooke
- Robert Brown
- Rudolf Virchow
- Theodore Schwann
20. Primary phloem develops from
- lateral meristem
- protoderm
- extrastelar cambium
- provascular tissue