Explain the process of artificial hybridisation to get improved crop, variety in (i) plants bearing bisexual flowers (ii) female parent producing unisexual flowers.

Maize plant produces unisexual flowers but it is:

For the unisexual flower the steps in artificial hybridisation are

Artificial hybridisation is one of the major approaches of crop improvement programme. For the bisexual flower it includes the following steps in correct sequence.

Emasculation and bagging are the two important steps carried during artificial hybridisation to obtain superior varieties of desired plants. Explain giving reasons, in which types of flowers and at what stages are the two processes carried out.

What is the term used for plant bearing both male and female flowers?

Explain the process of double fertilization in flowering plants. Draw diagrams also

Read the following statements A to D :- A. A typical anther of angiosperm is dithecous. B. Egg apparatus consists of two antipodals and one egg cell. C. Cleistogamous flowers are invariably autogamous. D. If a female parent produces unisexual flowers, there is no need for emasculation. How many of the above statements are right?