Pollination
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341701 Larger animals which contirbute in pollination are ________

1 Primates (lemurs)
2 Arboreal(tree-dwelling) rodents
3 Reptiles (gecko lizard and garden lizard)
4 All of them
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341702 In water hyacinth and water lily, pollination takes place by

1 Water currents only
2 Wind and water
3 Insects and water
4 Insects or wind
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341703 Identify the set of correct statements:
I. The flowers of
Vallisneria
are colourful and produce nectar.
II. The flowers of water lily are not pollinated by water.
III. In most of water-pollinated species, the pollen grains are protected from wetting
IV. Pollen grains of some hydrophytes are long and ribbon like.
V. In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below.

1 III, IV and V only
2 I, II, III and IV only
3 I, III, IV and V only
4 II, III, IV and V only
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341704 Which of the following is false?

1 Wind-pollination is quite common in grasses
2 Hydrophily is limited to about 30 genera mostly monocots
3 The tassels of the corn are the stigma and style which wave in the wind to trap pollen grains.
4 None of the above
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341701 Larger animals which contirbute in pollination are ________

1 Primates (lemurs)
2 Arboreal(tree-dwelling) rodents
3 Reptiles (gecko lizard and garden lizard)
4 All of them
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341702 In water hyacinth and water lily, pollination takes place by

1 Water currents only
2 Wind and water
3 Insects and water
4 Insects or wind
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341703 Identify the set of correct statements:
I. The flowers of
Vallisneria
are colourful and produce nectar.
II. The flowers of water lily are not pollinated by water.
III. In most of water-pollinated species, the pollen grains are protected from wetting
IV. Pollen grains of some hydrophytes are long and ribbon like.
V. In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below.

1 III, IV and V only
2 I, II, III and IV only
3 I, III, IV and V only
4 II, III, IV and V only
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341704 Which of the following is false?

1 Wind-pollination is quite common in grasses
2 Hydrophily is limited to about 30 genera mostly monocots
3 The tassels of the corn are the stigma and style which wave in the wind to trap pollen grains.
4 None of the above
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341701 Larger animals which contirbute in pollination are ________

1 Primates (lemurs)
2 Arboreal(tree-dwelling) rodents
3 Reptiles (gecko lizard and garden lizard)
4 All of them
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341702 In water hyacinth and water lily, pollination takes place by

1 Water currents only
2 Wind and water
3 Insects and water
4 Insects or wind
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341703 Identify the set of correct statements:
I. The flowers of
Vallisneria
are colourful and produce nectar.
II. The flowers of water lily are not pollinated by water.
III. In most of water-pollinated species, the pollen grains are protected from wetting
IV. Pollen grains of some hydrophytes are long and ribbon like.
V. In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below.

1 III, IV and V only
2 I, II, III and IV only
3 I, III, IV and V only
4 II, III, IV and V only
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341704 Which of the following is false?

1 Wind-pollination is quite common in grasses
2 Hydrophily is limited to about 30 genera mostly monocots
3 The tassels of the corn are the stigma and style which wave in the wind to trap pollen grains.
4 None of the above
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BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341701 Larger animals which contirbute in pollination are ________

1 Primates (lemurs)
2 Arboreal(tree-dwelling) rodents
3 Reptiles (gecko lizard and garden lizard)
4 All of them
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341702 In water hyacinth and water lily, pollination takes place by

1 Water currents only
2 Wind and water
3 Insects and water
4 Insects or wind
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341703 Identify the set of correct statements:
I. The flowers of
Vallisneria
are colourful and produce nectar.
II. The flowers of water lily are not pollinated by water.
III. In most of water-pollinated species, the pollen grains are protected from wetting
IV. Pollen grains of some hydrophytes are long and ribbon like.
V. In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below.

1 III, IV and V only
2 I, II, III and IV only
3 I, III, IV and V only
4 II, III, IV and V only
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS

341704 Which of the following is false?

1 Wind-pollination is quite common in grasses
2 Hydrophily is limited to about 30 genera mostly monocots
3 The tassels of the corn are the stigma and style which wave in the wind to trap pollen grains.
4 None of the above