Assertion(A): In sponges, archaeocytes are totipotent.
Reason( R): They give rise to all types of amoebocytes and are self replicating.

Assertion :- In Porifera archaeocytes are totipotent cells Reason :- They can give rise to all other types of the cells in Poriferans.

Assertion (A):Cultivable fishes are four types. Reason (R) : They are all cultured in India

Assertion: Unlike thallophytes, bryophytes show formation of embryo Reason: The embryo gives rise to gaemetophyte plant of bryophytes.

Assertion: Gametes are always haploid. Reason: A haploid parent body gives rise to gametes by mitosis.

Assertion (A): In sponges, the outer layer is formed of pinacocytes. Reason (R) : Pinacocytes are plate-like cells that maintain the size and structure of the sponge.

Assertion : Sponges have tissue level of roganization Reason : Songes are multicellular

Assertion (A): The halogens absorb visible light. Reason (R ): All halogens are coloured.

Assertion (A): All types of cancer results in tumours. Reason(R): Cancer is easily treatable with anti biotic.

Assertion: Gemmules are asexual bodies found in sponges. Reason: They are formed for the persistence of race.