Reproduction in Plants - Higher Difficulty Problems
Q. What is the primary advantage of asexual reproduction in plants?
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A.
Increased genetic diversity
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B.
Faster population growth
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C.
Dependence on pollinators
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D.
Formation of seeds
Solution
Asexual reproduction allows for faster population growth since it does not require pollination.
Correct Answer: B — Faster population growth
Q. What is the role of the style in a flower?
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A.
To attract pollinators
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B.
To support the anther
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C.
To connect the stigma to the ovary
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D.
To produce nectar
Solution
The style connects the stigma, where pollen lands, to the ovary, where ovules are located.
Correct Answer: C — To connect the stigma to the ovary
Q. What is the term for the process by which a seed absorbs water and begins to grow?
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A.
Germination
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B.
Pollination
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C.
Fertilization
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D.
Photosynthesis
Solution
Germination is the process where a seed absorbs water and begins to grow into a new plant.
Correct Answer: A — Germination
Q. What type of pollination occurs when pollen is transferred from the anther of one flower to the stigma of another flower of the same species?
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A.
Self-pollination
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B.
Cross-pollination
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C.
Wind pollination
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D.
Water pollination
Solution
Cross-pollination involves the transfer of pollen between different flowers of the same species.
Correct Answer: B — Cross-pollination
Q. Which plant hormone is primarily responsible for promoting fruit development after fertilization?
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A.
Auxin
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B.
Gibberellin
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C.
Cytokinin
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D.
Ethylene
Solution
Auxin is a key hormone that promotes fruit development following fertilization.
Correct Answer: A — Auxin
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