MEDIUM
Earn 100
Assertion : Chlorella could serve as a potential source of food and energy.
Reason : When dried, Chlorella has protein, fat, carbohydrate, fibre, and minerals and vitamins.
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Important Questions on Plant Kingdom
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| S.No | Type of flagellum | Type of flagellum | Example |
| I | Pantonematic | One row | Euglena |
| II | Stichonematic | Two rows | Astasia |
| III | Acronematic | Absent | Polytoma |
| IV | Pantacronematic | Two or more rows | Urceolus |
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A) The female sex organs of Angiosperms are called strobilus.
B) The fusion of motile male gamete with non-motile egg is called zooidogamy.
C) Some algae are in association with animals.
D) Archegonium is flank shaped male sex organ with single cell.
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The cell wall of Gracilaria has an outside gelatinous coating.
Dictyota has flagellated spermatium.
Hornworts show haplodiplontic life cycle.
Volvox zygote acts as a zoospore.
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A) Meiosis has to occur if a diploid body has to produce gametes
B) In Cladophora it is not possible to categorise the male and female gametes
C) Organisms exhibiting external fertilization show greater synchrony between sexes
D) In Wolffia isogametes can be seen
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(A) Elaters
(B) Indusium
(C) Agar
MEDIUM
Reason (R): In Spirogyra, non flagellated gametes will fuse to form zygote.
The correct option among the following is:
HARD
Identify the figures given below marked as A, B, C, and D.
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