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CBSE

Biology

NEET Biology : Sexual Reproduction in flowering Plants

31.

Filiform apparatus is a characteristic feature of

32.

Compared with the gametophytes of the bryophytes the gametophytes of vascular plants tend to be

33.

Which one of the following may require pollinators, but is genetically similar to autogamy?

34.

The coconut water and the edible part of coconut are equivalent to

35.

Which one of the following statements is wrong?

When pollen is shed at two-celled stage, double fertilization does not take place
Vegetative cell is larger than generative cell
Pollen grains in some plants remain viable for months
Pollen grains in some plants remain viable for months

36.

Which one of the following statements is not true?

Pollen grains are rich in nutrients, and they are used in the form of tablets and syrups
Pollen grains of some plants cause severe allergies and bronchial afflictions in some people
The flowers pollinated by flies and bats secrete foul odour to attract them (c) Honey is made by bees by digesting
The flowers pollinated by flies and bats secrete foul odour to attract them (c) Honey is made by bees by digesting

37.

Which one of the following statements is correct?

38.

Which one of the following statements is not true?

Pollen grains are rich in nutrients, and they are used in the form of tablets and syrups
Pollen grains of some plants cause severe allergies and bronchial afflictions in some people
The flowers pollinated by flies and bats secrete foul odour to attract them
The flowers pollinated by flies and bats secrete foul odour to attract them

39.

What is the function of germ pore?

40.

Which of the following are the important floral rewards to the animal pollinators?

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