How does an Amoeba reproduce ? Describe with the help of labelled diagrams.

Amoeba reproduces by

Describe the human female reproductive system with the help of labelled diagram.

Describe the reflex action with the help of labelled diagram.

Explain the structure of neuron with the help of a labelled diagram.

Explain oogenesis with the help of a neat labelled diagram

a) Why does endosperm development precede development in angiosperm seeds? State the role of endosperm in mature albuminous seeds. b) Describe with the help of three labelled diagrams the different embryonic stages that include mature embryo of dicot plants.

Describe the male reproductive organs in humans with the help of a labelled diagram.

Describe the structure of a sacromere with the help of a labelled diagram.