Chapter 7: Diversity in Living Organisms- Exercise- 88


Science

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Chapter 7: Diversity in Living Organisms

Class: IX

Exercise number 88

 

 

Question 1

Which division among plants has the simplest organisms?

Answer 1

Thallophyta

Question 2

How are pteridophytes different from the phanerogams?

Answer 2

In pteridophytes, the reproductive organs are hidden and they do not produce seeds.

In phaenrogams, the reproductive organs are conspicuous and they produce seeds.

Question 3

How do gymnosperms and angiosperms differ from each other?

Answer 3

Seeds are naked in gymnosperms, while they are covered in angiosperms. Gymnosperms do not bear flowers, while angiosperms bear flowers.

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