Plant Kingdom — Practice Quiz
ICSE · Class 11 · Biology
Try a 4-question quiz on Plant Kingdom for ICSE Class 11 Biology: tap an answer to check it and see why. 104 questions in the full chapter test.
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Quick Quiz: Plant Kingdom
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Which pigment gives brown algae their characteristic brown colour?
Which of the following is the reserve food material of green algae (Chlorophyceae)?
Bryophytes are called 'amphibians of the plant kingdom' because:
The dominant generation in the life cycle of bryophytes is:
Sample Questions
Agar-agar is obtained from which group of algae?
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Red algae
Agar-agar is extracted from red algae, primarily from Gelidium (lace-like) and Gracilaria. It is used in culture media, food industry, pharmaceuticals and cosmetics.
Which of the following is a moss (bryophyte)?
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Funaria
Funaria is a moss (bryophyte) with a two-stage gametophyte: protonema and leafy gametophore. Marchantia is a liverwort, Selaginella is a pteridophyte, and Psilotum is also a pteridophyte.
Pteridophytes are distinguished from bryophytes by the presence of:
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Vascular tissue
Pteridophytes are the first vascular plants — they possess true xylem (tracheids) and phloem (sieve tubes). Bryophytes completely lack vascular tissue and rely on diffusion.
Gymnosperms have seeds enclosed in a fruit (ovary).
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False
Gymnosperms have NAKED seeds — ovules are borne openly on the surface of megasporophylls, NOT enclosed in an ovary. The name 'gymnosperm' means 'naked seed'. Only angiosperms have seeds enclosed in fruits.
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