adaptation

. Penguin's feet have blood vessels that bring

up from its feet towards its body.

• a. cold water

• b. warm water

• c. cold blood

• d. warm blood

The presence of a thick white fur is an adaptation in

• a. starred agama lizard.

• b. polar bear.

• c. fennec fox

• d. forest bear.

Fennec fox and caracal have............. that help them blend in with desert

landscapes.

• a. colorful scales

• b. thick white fur

• c. sandy-colored feathers

• d. sandy-colored fur

Desert lizards have........... that make them hide among the colorful rocks in the

desert.

• a. tan-colored fur

• b. colored scales

• c. sandy colored feathers

• d. dark fur

Camouflage means that the animal.

• a. can be seen easily among its surrounding environment.

• b. is hard to be seen among its surrounding environment.

• c. is easily to be seen by its preys.

• d. can be seen easily by its predators.

Which of the following ways help penguins to adapt to live in polar climate?.............

• a. Their bodies are covered with skin.

• b. Their bodies are covered with dense feathers only.

• c. Their bodies are covered with a thick layer of fat only.

• d. Their bodies are covered with dense feathers and a thick layer of fat.

In penguin's feet,

• a. warm blood vessels weave around cold blood vessels.

• b. warm blood vessels weave around its toes.

• c. cold blood vessels weave around its toes.

• d. cold blood vessels weave around dense feathers.

Bears that live in forests have fur................that of polar bears.

• a. whiter than

• b. darker than

• c. similar to

• d. brighter than

Which of the following birds is more difficult to be seen by its predtor

• a. a red bird on a green tree

• b. a blue bird on a green tree

• c. a yellow bird on a green tree

• d. a green bird on a green tree

The starred agama keeps cool during a hot sunny day in desert by

• a. eating green vegetables

• b. drinking more water

• c. drinking less water

• d. finding shaded area