Name two animals showing internal fertilization. What are the characteristics of the gametes produced by such animals?

Name two characteristics of chordates

Double fertilization is the characteristic feature of angiosperms. Name the products and process.

Name two-animal phyla with radial symmetry

What are hermaphrodites? Give two examples for hermaphrodite animals.

What are sedentary animals?

What are transgenic animals? What are the needs to produce them?

In terrestrial organisms like birds and reptiles, internal fertilization take place While some aquatic organisms show external fertilisation Name any two organisms showing external fertilization