Plant Kingdom
Himachal Pradesh Board · Class 11 · Biology
Practice quiz for Plant Kingdom — Himachal Pradesh Board Class 11 Biology. MCQs and questions with answers to test your preparation.
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Quick Quiz: Plant Kingdom
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Which class of algae is characterized by the predominant red pigment r-phycoerythrin?
Why are bryophytes called 'amphibians of the plant kingdom'?
In gymnosperms, what is unique about their seeds?
Which of the following is NOT a characteristic of pteridophytes?
Sample Questions
Which type of reproduction involves the fusion of two similar-sized gametes?
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Isogamous reproduction
Isogamous reproduction involves the fusion of two gametes that are similar in size, as seen in some algae like Ulothrix.
What is the primary distinguishing feature between monocotyledons and dicotyledons?
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Number of cotyledons in the seed
Monocotyledons have one cotyledon, while dicotyledons have two cotyledons in their seeds, which is the primary distinguishing feature.
Which algal class stores food as mannitol?
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Phaeophyceae
Phaeophyceae or brown algae store food as complex carbohydrates like mannitol or laminarin.
What is the primary function of pyrenoids in green algae?
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Protein and starch storage
Pyrenoids in green algae are specialized structures that contain protein and starch, serving as storage bodies within chloroplasts.
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