Transportation in Other Animals

Q.

Look at the picture above carefully. It represents the transportation inside of a sea sponge.

“This organism has a circulatory system”. Is this statement true or false?

1. True

2. False

Q.

Identify the animal with the following characteristics:
1. They are very simple.
2. They have a porous body.
3. Water flows in and out of the pores.
4. Oxygen and nutrients are absorbed directly through the water.

1. Worms

2. Echinoderms

3. Insects

4. Sponges

Q. Write the number of heart chambers the following organisms have.

S

Q.

How many heart chambers are present in birds?

1. 2

2. 6

3. 3

4. 4