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A large shield shaped cotyledon found in...

A large shield shaped cotyledon found in some monocotyledonous seeds is

A

Tigellum

B

Scutellum

C

Coleoptile

D

Coleorrhiza

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ALLEN-REPRODUCTION IN ORGANISMS AND SEXUAL REPRODUCTION IN FLOWERING PLANTS-EXERCISE-III (A) (NCERT BASED QUESTIONS)
  1. A typical angiosperm embryosac at maturity is :-

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  2. Arising from the placenta are the megasporangia, commonly called:

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  3. A large shield shaped cotyledon found in some monocotyledonous seeds i...

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  4. In grasses, epicotyl has a shoot apex & a few leaf primordia enclosed ...

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  5. Cleistogamous flowers are

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  6. Although in most of species fruits are result of fertilisation, there ...

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  7. Non-albuminous seeds occur in

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  8. Persistent nucellus in the seed is known as

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  9. Coconut water from a tender coconut is

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  10. Fusion of one of the male gametes with egg nucleus is referred to as

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  11. Endosperm of angiosperm is :-

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  12. Transfer of pollen grains from the anther to the stigma of another flo...

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  13. Perisperm is present in

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  14. The part of pistil which acts as landing platform for pollen grain is

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  15. The innermost wall layer of pollen sac is tapetum. Its function is in

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  16. Two non motile male gametes in angiosperms are produced by :-

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  17. Part of Castor seed that yields oil is (a) Caruncle (b) Endsoperm ...

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  18. Which one of the following is a false fruit ?

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  19. Aleurone layer that is protein rich found in some cereals is a part of...

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  20. In angiosperms, functional megaspore develops into

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