Post-Fertilisation: Structure and Events
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BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341962 In angiosperms the following events occur during microgametogenesis
i. Mitotic division in microspore
ii. Meiotic division in microspore mother cell
iii. Formation of pollen grain
iv. Formation of microspores
v. Formation of mature male gametophyte
The correct sequence of events is

1 ii, i, iv, v, iii
2 iii, ii, i, v, iv
3 ii, iv, i, iii, v
4 iv, v, ii, i, iii
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341963 Male gametophyte of angiosperm is shed at

1 3 - celled stage
2 4 - celled stage
3 2 - celled stage
4 1 and 3
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341964 Total number of meiotic division required for forming 100 zygotes/100 grains of wheat is

1 50
2 75
3 100
4 125
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341965 The spindle-shaped cell with dense cytoplasm and nucleus in male gametophyte is called

1 Vegetative cell
2 Generative cell
3 Male gamete
4 Egg cell
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BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341962 In angiosperms the following events occur during microgametogenesis
i. Mitotic division in microspore
ii. Meiotic division in microspore mother cell
iii. Formation of pollen grain
iv. Formation of microspores
v. Formation of mature male gametophyte
The correct sequence of events is

1 ii, i, iv, v, iii
2 iii, ii, i, v, iv
3 ii, iv, i, iii, v
4 iv, v, ii, i, iii
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341963 Male gametophyte of angiosperm is shed at

1 3 - celled stage
2 4 - celled stage
3 2 - celled stage
4 1 and 3
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341964 Total number of meiotic division required for forming 100 zygotes/100 grains of wheat is

1 50
2 75
3 100
4 125
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341965 The spindle-shaped cell with dense cytoplasm and nucleus in male gametophyte is called

1 Vegetative cell
2 Generative cell
3 Male gamete
4 Egg cell
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BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341962 In angiosperms the following events occur during microgametogenesis
i. Mitotic division in microspore
ii. Meiotic division in microspore mother cell
iii. Formation of pollen grain
iv. Formation of microspores
v. Formation of mature male gametophyte
The correct sequence of events is

1 ii, i, iv, v, iii
2 iii, ii, i, v, iv
3 ii, iv, i, iii, v
4 iv, v, ii, i, iii
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341963 Male gametophyte of angiosperm is shed at

1 3 - celled stage
2 4 - celled stage
3 2 - celled stage
4 1 and 3
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341964 Total number of meiotic division required for forming 100 zygotes/100 grains of wheat is

1 50
2 75
3 100
4 125
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341965 The spindle-shaped cell with dense cytoplasm and nucleus in male gametophyte is called

1 Vegetative cell
2 Generative cell
3 Male gamete
4 Egg cell
For More Updates join with Us
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BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341962 In angiosperms the following events occur during microgametogenesis
i. Mitotic division in microspore
ii. Meiotic division in microspore mother cell
iii. Formation of pollen grain
iv. Formation of microspores
v. Formation of mature male gametophyte
The correct sequence of events is

1 ii, i, iv, v, iii
2 iii, ii, i, v, iv
3 ii, iv, i, iii, v
4 iv, v, ii, i, iii
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341963 Male gametophyte of angiosperm is shed at

1 3 - celled stage
2 4 - celled stage
3 2 - celled stage
4 1 and 3
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341964 Total number of meiotic division required for forming 100 zygotes/100 grains of wheat is

1 50
2 75
3 100
4 125
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341965 The spindle-shaped cell with dense cytoplasm and nucleus in male gametophyte is called

1 Vegetative cell
2 Generative cell
3 Male gamete
4 Egg cell
NEET DIGITAL LIBRARY