Reproduction-Sexual Reproduction in Flowering Plants (AIIMS Biology): Questions 43 - 50 of 132

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Question number: 43

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

MCQ▾

Question

Anther is generally composed of

Choices

Choice (4) Response

a.

Four sporangium

b.

One sporangium

c.

Two sporangium

d.

Three sporangium

Question number: 44

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

MCQ▾

Question

Tapetum is: -

Choices

Choice (4) Response

a.

Parietal in origin and is the inner most layer of ovule wall

b.

Parietal in origin usually the inner most layer of anther wall.

c.

Modified endothecium of anther wall

d.

Outer most layer of sporogenous tissue modification

Question number: 45

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Seed and Formation of Fruit

MCQ▾

Question

How many meiotic divisions are required to produce 40 seeds in the Capsella Plant?

Choices

Choice (4) Response

a.

40

b.

50

c.

80

d.

20

Question number: 46

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

MCQ▾

Question

If the nucellus cell of an Angiosperm contains 24 chromosomes the number of chromosomes present in pollen grain, endosperm & embryo will be

Choices

Choice (4) Response

a.

12, 24, 36

b.

24, 36, 24

c.

24, 12, 12

d.

12, 36, 24

Question number: 47

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

MCQ▾

Question

The number of nuclei taking part in double fertilization are

Choices

Choice (4) Response

a.

Three

b.

Four

c.

Two

d.

Five

Question number: 48

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

MCQ▾

Question

How many meiotic divisions are essential in formation of 100 seeds in Cyperaceae family:

Choices

Choice (4) Response

a.

100

b.

125

c.

150

d.

200

Question number: 49

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

MCQ▾

Question

Important “Aeroallergens in India is: -

Choices

Choice (4) Response

a.

Amaranthus

b.

Holoptelea

c.

Serjania

d.

Borassus

Question number: 50

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

MCQ▾

Question

In Angiosperm, if number of chromosomes in endosperm is 30, what will be the no. of chromosomes in nucellus: -

Choices

Choice (4) Response

a.

1.5

b.

40

c.

20

d.

30

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