Explain the sexual dimorphism in Ascaris.

Ascaris is

Describe sexual dimorphism in cockroach/Periplaneta americana.

Explain the process

Explain the Parasite.

Mention the sexual dimorphic characters displayed by Ascaris.

Explain why sexual reproduction in angiosperms is said to take place through double fertilization and triple fusion. Also draw a labelled diagram of embryo sac to explain the phenomena.

Explain the Pathogen.

What is sexual dimorphism ? Explain with suitable example.

Explain the life cycle of Ascaris. What is mode of transmission?

Explain sexual reproduction in plants.