Adaptation and diversity of living organisms

The activity of birds during the daylight and bats at night are examples of ............. adaptation.

• behavioral

• structural

• functional

• anatomical

Ways of movements varied in mammals although all these mammals are structured with similar .............

• Joints

• Bones

• Fingers

• Cartilages

The beaks of water birds are .................

• Strong and sharp

• Wide indented

• Long and thin

• Broad teethed

The number of posterior fingers in the leg of the hawk is ..........

• 1

• 2

• 3

• 4

The claws at the fingers of predatory birds are used for ..................

• tearing prey's flesh

• picking worms

• pouncing the preys

• walking in water

.......... is (are) from the environmental changes that lead to adaptation.

• climate changes

• food diversity

• existence of water

• All the previous answers

The bat is considered from ........ that fly.

• insects

• reptiles

• birds

• mammals

The peak of a hoopoe is ..................

• strong and sharp

• long and thin

• wide indented in the two sides

• strong and thin

Predatory plants are ......... green plants.

• heterotrophic

• saprophyte

• parasitic

• autotrophic

The example of living organism that undergoes hibernation is the .................

• frog

• jerboa

• desert snail

• all the previous