Classify the following organisms based on the absence/presence of true coelom (i.e., acoelomate, pseudocoelomate and coelomate)

Spongilla, Sea anemone, Planaria, Liver fluke, Wuchereria , Scorpion, Ascaris , Birds, Nereis, Fishes, Earthworm, Horse.

Match items of column (A) with items of column (B)

Match items in column (A) with items of column (B)

Endoskeleton of fishes are made up of cartilage and bone; classify the following fishes as cartilagenous or bony Torpedo, Sting ray, Dog fish, Rohu Angler fish, Exocoetus.

Classify the following based on number of chambers in their heart.

Rohu, Scoliodon, Frog, Salamander, Flying lizard, King Cobra, Crocodile, Ostrich, Pigeon, Bat, Whale