General Knowledge - Biology
Exercise :: Biology - Section 1
| 13. |
Plants absorb most part of water needed by them through their |
| A. |
embryonic zone | | B. |
growing point | | C. |
root hairs | | D. |
zone of elongation |
Answer: Option C
Explanation:
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| 14. |
Photo-oxidation is |
| A. |
photorespiration | | B. |
photolysis | | C. |
light and oxygen induced breakdown | | D. |
All of the above |
Answer: Option D
Explanation:
|
| 15. |
Process of cell division can take place by |
| A. |
heterosis | | B. |
fusion | | C. |
mitosis | | D. |
None of these |
Answer: Option C
Explanation:
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| 16. |
Most highly intelligent mammals are |
| A. |
whales | | B. |
dolphins | | C. |
elephants | | D. |
kangaroos |
Answer: Option B
Explanation:
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| 17. |
Plant development is influenced by |
| A. |
quality of light only | | B. |
quality and quantity of light | | C. |
quality and duration of light | | D. |
quality, quantity and duration of light |
Answer: Option D
Explanation:
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| 18. |
Prokaryotic cells lack |
| A. |
nucleolus | | B. |
nuclear membrane | | C. |
membrane bound by organelles | | D. |
All of these |
Answer: Option D
Explanation:
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