Long Answer Questions Five mark Each
QUESTIONS FROM STATE BOARD EXAMINATIONS :
With the help of labelled diagrams, depict the stages of microspore maturing into a pollen grain.

QUESTIONS FROM STATE BOARD EXAMINATIONS : Write the function of flower.

Long Answer Questions Five mark Each QUESTIONS FROM STATE BOARD EXAMINATIONS : Explain the formation of embryo sac in plants.

With the help of labelled diagrams, depict the stages of the germination of microspore and development of male gametophyte.

Short Answer Questions Three mark Each QUESTION FROM STATE BOARD EXAMINATIONS With the help of diagrams describe the three possible routes of entry of pollen tube into the ovule.

Short Answer Questions Three mark Each QUESTION FROM STATE BOARD EXAMINATIONS Write the function of tapetum in anthers.

QUESTIONS FROM STATE BOARD EXAMINATIONS : What do you mean by Geitonogamy?

Long Answer Questions Five mark Each QUESTIONS FROM STATE BOARD EXAMINATIONS : Describe different types of cross pollination in plants.

Short Answer Questions A. QUESTIONS FROM STATE BOARD EXAMINATIONS : What are bulbils? Give one example.

Very Short Answer Questions A. QUESTIONS FROM STATE BOARD EXAMINATIONS What is parthenocarpy?

Long Answer Questions Five mark Each QUESTIONS FROM CBSE BOARD EXAMINATIONS : (a) Draw a labelled diagram of the internal structure of a mature embryo sac of an angiosperm. (b) Trace the events that occur in a functional megaspore leading to the development of a matured embryo sac in an angiosperm.