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Indian Pteridophytes

Description: Pteridophytes, also known as vascular cryptogams, are a group of non-flowering plants that reproduce by spores. They are an ancient group of plants, with fossils dating back to the Devonian period. Pteridophytes include ferns, club mosses, horsetails, and whisk ferns.
Number of Questions: 15
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Tags: pteridophytes indian flora botany
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Which of the following is not a characteristic of pteridophytes?

  1. They have vascular tissues.

  2. They reproduce by spores.

  3. They have true leaves.

  4. They have flowers.

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Correct Option: D
Explanation:

Pteridophytes do not have flowers. They reproduce by spores.

Which of the following is an example of a fern?

  1. Club moss

  2. Horsetail

  3. Whisk fern

  4. Maidenhair fern

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Correct Option: D
Explanation:

Maidenhair fern is an example of a fern.

Which of the following is an example of a club moss?

  1. Selaginella

  2. Lycopodium

  3. Equisetum

  4. Psilotum

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Correct Option: B
Explanation:

Lycopodium is an example of a club moss.

Which of the following is an example of a horsetail?

  1. Equisetum

  2. Selaginella

  3. Lycopodium

  4. Psilotum

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Correct Option: A
Explanation:

Equisetum is an example of a horsetail.

Which of the following is an example of a whisk fern?

  1. Psilotum

  2. Selaginella

  3. Lycopodium

  4. Equisetum

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Correct Option: A
Explanation:

Psilotum is an example of a whisk fern.

What is the function of the sporangia in pteridophytes?

  1. To produce spores.

  2. To store spores.

  3. To release spores.

  4. All of the above.

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Correct Option: D
Explanation:

The sporangia in pteridophytes produce, store, and release spores.

What is the function of the gametophytes in pteridophytes?

  1. To produce gametes.

  2. To fertilize the eggs.

  3. To produce spores.

  4. All of the above.

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Correct Option: A
Explanation:

The gametophytes in pteridophytes produce gametes.

What is the function of the zygote in pteridophytes?

  1. To develop into a sporophyte.

  2. To develop into a gametophyte.

  3. To produce spores.

  4. To fertilize the eggs.

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Correct Option: A
Explanation:

The zygote in pteridophytes develops into a sporophyte.

What is the function of the prothallus in pteridophytes?

  1. To produce gametes.

  2. To fertilize the eggs.

  3. To produce spores.

  4. All of the above.

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Correct Option: A
Explanation:

The prothallus in pteridophytes produces gametes.

What is the function of the archegonia in pteridophytes?

  1. To produce gametes.

  2. To fertilize the eggs.

  3. To produce spores.

  4. All of the above.

Show answer
Correct Option: B
Explanation:

The archegonia in pteridophytes fertilize the eggs.

What is the function of the antheridia in pteridophytes?

  1. To produce gametes.

  2. To fertilize the eggs.

  3. To produce spores.

  4. All of the above.

Show answer
Correct Option: A
Explanation:

The antheridia in pteridophytes produce gametes.

What is the function of the sporophyte in pteridophytes?

  1. To produce spores.

  2. To produce gametes.

  3. To fertilize the eggs.

  4. All of the above.

Show answer
Correct Option: A
Explanation:

The sporophyte in pteridophytes produces spores.

What is the function of the rhizome in pteridophytes?

  1. To anchor the plant in the soil.

  2. To store food and water.

  3. To produce new plants.

  4. All of the above.

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Correct Option: D
Explanation:

The rhizome in pteridophytes anchors the plant in the soil, stores food and water, and produces new plants.

What is the function of the fronds in pteridophytes?

  1. To photosynthesize.

  2. To reproduce.

  3. To store food and water.

  4. All of the above.

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Correct Option: D
Explanation:

The fronds in pteridophytes photosynthesize, reproduce, and store food and water.

What is the function of the sori in pteridophytes?

  1. To produce spores.

  2. To store spores.

  3. To release spores.

  4. All of the above.

Show answer
Correct Option: D
Explanation:

The sori in pteridophytes produce, store, and release spores.

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