Chapter 9

Chapter # 9

1. Why bryophyles plant are called amphubians of plants?

2. What is alternation of generation and draw sketch?

3. Why sphenopsida are called aarthrophytes?

4. Differentiate b/w megaphylls and microphylls?

5. Define double fertilization and its diagram?

6. Give land adaptations of bryophytes?

7. Differentiate b/w monocot and dicot plant?

Long Question

· Write a note on evolution of leaf.

· Give economics importance of rosaswa, poacae and solanacae family.

· Enlist the steps involve in evolution of seed.