Multiple choice questions:

1. In winter, amphibians breathe through their ______________.
   1. lungs
   2. gills
   3. skin
2. This is an arboreal animal.
   1. sparrow
   2. monkey
   3. cow
3. This is a parasite.
   1. snake
   2. frog
   3. mosquito
4. It has strips to camouflage.
   1. giraffe
   2. zebra
   3. cow

True-False:

1. Amphibians can live both in water and on land.
2. A crab is an aerial animal.
3. Winter sleep of a frog is known as perspiration.
4. A chameleon can change its colour.

Fill in the blanks:

1. Birds can fly because they have ______________ bodies.
2. When animals go to sleep in winter it is called ______________.
3. Camouflage is an example of adaptation for ______________.
4. Porcupines have ______________ to protect them from enemies.

Answer in one word:

1. Animals which no longer exist on Earth ______________.
2. An animal with padded feet to help it walk in hot sand ______________.
3. Winter sleep of a frog ______________.
4. Animals that live on other animals for their food ______________.
5. Colour-changing ability of chameleon ______________.

Why do animals adapt themselves according to the changes in the environment?