Question

Give two peculiar characterostics of sponges

Answer 1

1 these animals have special type of cells - collar cells

2these animals are always attached to substratum hence do not show locomotion hence they are referred as sedentary animals

Answer 2

1) They can reproduce sexually or asexually due to budding or by releasing the male gamete into the water.

2) Most sponges have an asymmetric body plan to aid in water filtration.

3) They lack tissue structure but posses specialised cells.