The naked seeded plants are the from Biology Plant Kingdom

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 Multiple Choice QuestionsMultiple Choice Questions

141.

Water is not necessary for the fertilisation of

  • algae

  • bryophyta

  • Cycas

  • None of these


142.

Respiratory roots (pneumatophores) are present in

  • mesophytes

  • halophytes

  • xerophytes

  • None of these


143.

Which is present in vascular bundle ofPinus?

  • Tracheids

  • Vessels

  • Companion cells

  • All of the above


144.

In algae, the bacteriological filter is

  • Oscillatoria

  • Batrachospermum

  • Nostoc

  • Cosmarium


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145.

This place in India is called 'The Golden Mine of Liverworts'

  • Eastern Himalayas

  • Western Himalayas

  • Western Ghats

  • Eastern Ghats


146.

Which one of the following pairs of plants are not seed producers?

  • Fern and Funaria

  • Funaria and Ficus

  • Ficus and Pinus

  • All of the above


147.

In Pinus

  • seed is winged but pollen grains are not

  • both seed and pollen grains are wingless

  • pollen grains are winged but seed is not

  • both seeds and pollen grains are winged


148.

One of the set is wrongly matched

  • Chrysanthemum - Sucker

  • Garlic  - Cloves

  • Cyanodon - Stolon

  • None of the above


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149.

The naked seeded plants are the

  • gymnosperms

  • monocots

  • dicots

  • All of these


A.

gymnosperms

Fruits are the structures that develop from maturing flower ovaries, and seeds develop from ovules inside the ovaries. Therefore, since gymnosperms have no ovaries, they do not produce fruits. Hence, they have naked seeds.


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150.

Desert can be converted into green land by planting

  • oxylophytes

  • psammophytes

  • halophytes

  • trees


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