Animal kingdom

Pyramid of energy is

• Always upright

• Always inverted

• Sometimes upright and sometimes inverted

• None of the above

Cnidarians were the first animals to develop _____________ cells so they could react to their environment.

• epidermis

• nerve

• collar

• gastrodermis

To which class this animal belongs?

• Aves

• Mammals

• Flying reptile

• Birds

2. The large opening at the top of the sponge is called the

• Osculum

• Spicule

• Porocyte

• Spongocoel

To which superclass this animal belongs

• Pisces

• Tetrapoda

• Urochordata

• Cepalochordata

Read the statement carefully and select the correct combination.

(a) Some members of Kingdom Animalia are unicellular.

(b) Tissues are grouped together to form organs system each specialised for a particular function.

(c) For the first time Triploblastic condition was seen in Phylum Platyhelminthes.

• (a) and (b) are correct

• (a) and (c) are correct

• (b) and (c) are incorrect

• (a) and (b) are incorrect

Platyhelminthes are best described as

• Flatworms,triploblastic,acoelomate animals

• Flatworms,diploblastic,acoelomate animals

• Flatworms,triploblastic,Pseudocoelomates

• Flatworms,triploblastic,coelomates

Chordates that have notochord in larval tail

• Balanoglossus

• Hemichordata

• Cephalochordata

• Urochordata

The parasite that cause elephantiasis

• Filarial worm

• Round worm

• Tapeworm

• Hookworm

This picture of a sea anemone would represent which form of a Cnidarian?

• Medusa

• Larval

• Polyp

• Free-swimming