Biology CBSE Class 12 Notes – Chapter 2: Sexual Reproduction in Flowering Plants

Topic : Development of Male Gametophyte

Learning Objectives:

At the end of this session, you will be able to

1. Define Microsporogenesis.
2. label the diagram showing T.S. of an anther
3. Describe the structure of an anther.
4. Write the steps / draw a flow chart showing the course of development of microspores.

Topic : Pollination

Learning Objectives:

At the end of this session, you will be able to

• Define Pollination.
• Classify pollination with proper definition
• Differentiate between Self pollination and Cross pollination
• Write the advantages and disadvantages in self and cross pollination
• Write characters of flowers pollinated by a) wind b) Insect and c) water
• Write devices favouring cross pollination in plants.

Topic: Development of Female Gametophyte

Learning Objectives:
At the end of this session, you will be able to
1. Define the terms ovule, megaspore.
2. Draw and label the different cells of a mature embryo sac.
3. Draw and label the different parts of an anatropous ovule.
4. Explain the development of female gametophyte.

Embryogenesis in Angiosperms

Learning Objectives:
At the end of this session, you will be able to
1. Define Pollination.
2. Describe the steps in development of dicot embryo.
3. Write the three types of endosperm formation.

Fruit and Seed

Learning Objectives:
At the end of this session, you will be able to
1. Define fruit and seed
2. Classify and define the types of fruit
3. Write how fruit is formed
4. Describe the development of seed