Assertion: Sperms of Riccia are biflagellate.
Reason: Sperms show swimming nature.

Assertion: Angiosperms lack flagellate male gametes. Reason: Sperms are not dependent on water for fertilization.

Assertion: Middle piece of the sperm is called its powerhouse'. Reason: Sperms are motile bodies

Assertion Spermathecae help in sperm transfer . Reason Spermathecae are the main part of reproductive system of Annelida .

Assertion :- A sperm sticks to an egg for fertillization . Reason :- interaction of surface receptors fertilizin on the egg and antifertilizen on the sperm head , makes them adhare to gether .

Assertion: Claspers of certilage fishes are analogous to penis of human male Reason: Both act as copulatory organs and transfer the sperms into female

Assertion Generally, sperm cells are larger than agg cells. Reason Spermatozoa consists of acrosome and mitochondria.

The sperm cells show .... movement.

Assertion Sertoli cells are being involved in the process of spermatogenesis. Reason Nutrition of developing sperms is provided by Sertoli cells.

Assertion : Spermathecae aare the main part of reproductive system of annelida. Reason : Spermathecase help in sperm transfer.

Given below are assertion and reason. Point out if Assertion : A mutual exchange of sperms occurs between the earthworms during mating. Reason : Mature sperms, egg cells and nutritive fluid are deposited in cocoons produced by gland cells of clitellum