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Anthesis is...

Anthesis is

A

Emergence of anthers from corolla tube

B

Development of anthers

C

Dehiscence of anthers

D

Opening of flower

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Considers the the following statements about Cleistogamy : (i) Reported in viola , Oxalis , Commelina. (ii) Flowers are invariably automatous. (iii) pollinators are required for seed set. (iv) Anthesis is absent . How many statements are incorrect ?

Anthesis refers to:

Cleistogamy does not require anthesis because

Opening or blooming of the flower is known as (a) anthesis (b) maturation of embryo (c) Pollination (d) dehiscence of anther lobes

VMC MODULES ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-EFFICIENT
  1. Pollen prepotency is defined as

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  2. Embryo sac is present embedded in nucellus at which end of ovule?

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  3. Anthesis is

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  4. Pollen kitt is a yellow coloured, sticky layer present outside the pol...

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  5. Typical anther consists of

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  6. Pollination by ants is

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  7. Which of the following statements is incorrect about generative cell?

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  8. A single cotyledon in grass family which is situated towards one side ...

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  9. Which of the following statements is correct regarding triple fusion? ...

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  10. The ornithophilous flowers

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  11. Long silky hairs coming out of the cob of maize are

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  12. Endosperm is hard and cellulosic in

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  13. One of the most resistant biological material present in the exine of ...

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  14. A homogamous tall pistilltate plant (TT) is crossed with homogamous dw...

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  15. The pedicel of the female flower coils after pollination in

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  16. What does the filiform apparatus do at the entrance into ovule?

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  17. Pollen tube enters the ovule through the integuments. The process is c...

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  18. When more than 2 male gametes are produced in a pollen tube, it is cal...

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  19. Even after killing the generative cell with a laser beam, the pollen g...

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  20. Flower in which stamens are not well developed are called

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