Respiration and Excretion

 

 

Class: Basic 5

 

Subject: Basic Science and Technology

 

Topic: Revision (Respiration and Excretion)

 

Instructions: Read and answer the following questions correctly.

 

1. What is Respiration?

____________________________________________________________________________________________________________________

 

2. The air we breathe in is called ________________, while the air we breathe out is called ______________________.

 

3. List three respiratory organs in the body.

____________, ____________ and ______________.

 

4. The ____________ connects the nose and bronchi.

(a) mouth (b) wind pipe (c) Lungs

 

5. When air is breathed in, we say air is ______________.

(a) exhaled (b) inhaled (c) excreted

 

6. ________________ is the process where by waste products are removed from the body. (a) Circulation (b) Respiration (c) Excretion

 

7. The skin removes ________ from the body.   

(a) urine (b) sweat (c) bile salt

 

8. The excretory organs in the human body are _____________, ______________, _____________ and ___________

 

9. There are ________ kidneys in our body. 

(a) two (b) four (c) three

 

10. Complete the equation below on respiration:

Food + ___________ = Water + Carbondioxide + ____________

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