Long Answer Questions Five mark Each
QUESTIONS FROM CBSE BOARD EXAMINATIONS :
How does the megaspore mother cell develop into 7-celled, 8 nucleate embryo sac in an angiosperm. Draw a labelled diagram of a mature embryo sac.

Long Answer Questions Five mark Each QUESTIONS FROM CBSE BOARD EXAMINATIONS : (a) Trace the development of megaspore mother cell upto formation of a mature embryo sac in a flowering plant. (b) Draw a labelled diagram of the structure of mature dicot embryo.

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

Short Answer Questions Three mark Each QUESTION FROM STATE BOARD EXAMINATIONS How does the pollen mother cell develop into mature pollen grain? Illustrate the stages with labelled diagrams.

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

Long Answer Questions Five mark Each QUESTIONS FROM CBSE BOARD EXAMINATIONS : Draw a neat, labelled diagram of a mature angiosperm, embryo sac. Mention the role of synergids.

Short Answer Questions Three mark Each QUESTION FROM STATE BOARD EXAMINATIONS How does pollination occur in Mediterranean orchids?

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.

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.

Short Answer Questions Three mark Each QUESTION FROM STATE BOARD EXAMINATIONS Discuss structure of monocotyledonous embryo.

Long Answer Questions Five mark Each QUESTIONS FROM STATE BOARD EXAMINATIONS : Describe pollen germination. Illustrate your answer with suitable diagrams.