Biology - Section 1 (10)
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- Biology - Section 1
Biology - Section 1
| 73. | Photosynthesis generally takes place in which parts of the plant? |
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Answer: Option A Explanation: No answer description available for this question. Let us discuss. |
| 74. | Movement of cell against concentration gradient is called |
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Answer: Option B Explanation: Active transport, this is the only transport method that can move species against their concentration gradient (from low to high concentration). Facilitated diffusion only moves species down their concentration gradient from high to low concentration. |
| 75. | Plants receive their nutrients mainly from |
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Answer: Option D Explanation: No answer description available for this question. Let us discuss. |
| 76. | Pollination is best defined as |
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Answer: Option A Explanation: No answer description available for this question. Let us discuss. |
| 77. | Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to |
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Answer: Option B Explanation: No answer description available for this question. Let us discuss. |
| 78. | Ozone hole refers to |
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Answer: Option C Explanation: No answer description available for this question. Let us discuss. |
| 79. | Ordinary table salt is sodium chloride. What is baking soda? |
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Answer: Option D Explanation: No answer description available for this question. Let us discuss. |