Question

right answer please...​

Answer 1

Answer:-

A. Tick (✓) the Correct Answer.

1. The gas needed to break down the digested food is

a. Oxygen✔️

b. Carbon dioxide

c. Nitrogen

2. It carries air from the nose to the lungs

a. Mouth

b. Windpipe ✔️

c. Nostril

3. We have _______ lungs in our body .

a. 2 ✔️

b. 4

c. 6

4. Breathing air into the body is called

a. Respiration

b. Exhalation

c. Inhalation ✔️

5. Which of the following diseases is not caused by the polluted air ?

a. Asthma

b. Polio ✔️

c. Burning eyes

B. Match (–) the Following .

$\quad$

1. Lungs $\rightarrow$ Exchange of gases take Place

2. Oxygen $\rightarrow$ Helps release energy from food

3. Carbondioxide $\rightarrow$ Given out as a waste product during respiration

4. Inhaled air $\rightarrow$ Rich in Oxygen

C. Name the organs used by the following living beings for respiration.

Plants $\rightarrow$ Leaf

Frogs $\rightarrow$ Skin

Fish $\rightarrow$ Gills

Shark $\rightarrow$ Gills