Respiration in Other Animals

Q. Which organ is used by a frog for breathing underwater?

1. Skin
2. Trachea
3. Lungs
4. Gills

Q.

How do flatworms breathe?

Q. Identify the ways through which an adult frog can breathe.

1. Moist skin
2. Spiracles
3. Lungs
4. Gills

Q. Statement 1: Tadpoles live only in water.

Statement 2: Gills are the respiratory organs of tadpoles.

1. Only statement 1 is correct.
2. Only statement 2 is correct.
3. Both the statements are incorrect.
4. Both the statements are correct.

Q. How do gills in fish help in breathing under water ?

Q. Cockroach possess a network of respiratory tubes called _____.

1. tracheae
2. lungs
3. gills
4. spiracles

Q.

What is the meaning of transportation in animals?

Q.

Can humans eat underwater?

Q.

Which organ is used by fish to absorb oxygen from water?

1. gills

2. tracheae

3. skin

4. spiracles

Q.

Which one of the following organs is responsible for breathing in fishes?

1. Gills

2. Tracheae

3. Lungs

4. Skin

Q. Why are the gills, the moist skin and lungs richly supplied with blood capillaries

Q. Identify the respiratory organs in the given organisms.

1. Spiracles
2. Gills
3. Lungs
4. Skin

Q. What are spiracles? Which organism has spiracles? What is its function?

Q. Match the contents of column I, II and III.
$\begin{array}{ccc}\text{Column I}& \text{Column II}& \text{Column III}\\ \text{1. Fish}& \text{i) Spiracles}& \text{a) Lives on both land and water}\\ \text{2. Frog}& \text{ii) Gills}& \text{b) Lives on land}\\ \text{3. Cockroach}& \text{iii) Lungs and skin}& \text{c) Lives in water}\end{array}$

1. 1-i-a, 2-ii-b, 3-iii-c
2. 1-i-c, 2-ii-b, 3-iii-a
3. 1-i-c, 2-ii-a, 3-iii-b
4. 1-ii-c, 2-iii-a, 3-i-b

Q. Which among the following is responsible for breathing in fishes?

1. Trachea
2. Lungs
3. Gills
4. Skin

Q. Identify the organisms that breathe through lungs.

1. Cockroaches
2. Birds
3. Dogs
4. Earthworms
5. Snakes
6. Goats
7. Grasshoppers
8. Fish
9. Lions

Q. The excessive increase in the number of aquatic plants creates a disturbance for the aquatic animals because

1. It decreases dissolved oxygen content.
2. It increases dissolved oxygen content.
3. It increases dissolved carbon dioxide content.
4. All of the above

Q. During the hibernation, the frog mainly breathes through

1. Moist skin
2. Gills
3. Lungs
4. None of the above

Q. The protective covering on the gills are known as

1. Operculum
2. Gills
3. Spiracles
4. All of the above

Q. In cockroach, are only tracheoles involved in gas exchange or both trachea and tracheoles?

Q. Insects have a network of air tubes called for gas exchange.

1. bronchi
2. alveoli
3. tracheae

Q. Identify the ways through which an adult frog can breathe.

1. Moist skin
2. Spiracles
3. Lungs
4. Gills

Q. In fishes, ______ absorb the oxygen that is dissolved in the water.

1. skin
2. gills
3. tracheae
4. spiracles

Q. Skin is the respiratory organ in ______.

1. earthworm
2. cockroach
3. fish
4. tadpole

Q.

Do all the insects have the tracheal system?

Q. The adult frog breathes by

1. Gills
2. Lungs
3. Moist skin
4. All of the above

Q. Earthworms and breathe through their skin because their skin is moist and .

1. rough
2. frogs
3. cockroaches
4. slimy

Q. Trachea is the respiratory organs in ______.

1. tadpoles
2. earthworms
3. fishes
4. cockroaches

Q. ____ are the respiratory organs for tadpoles and fishes.

1. Lungs
2. Gills
3. Tracheae
4. Spiracles