Smoking cigarettes and tobacco can be very __________ for our health.

 

Class: Basic 5

 

Subject: Social Studies

 

Topic: Tests

 

Instructions: Read and answer the following questions correctly.

 

 

1. ____________ is the introduction of harmful substances into the environment. (a) Pollution (b) Respiration (c) Excretion

 

2. ____________ pollution is the release of contaminants into the atmosphere.

 (a) Water (b) Air (c) Land

 

3. Smoking cigarettes and tobacco can be very __________ for our health.

(a) safe (b) dangerous (c) good

 

4. ____________ can cause lung cancer and heart disease. (a) Eating good food (b) Smoking (c) Resting

 

5. ______________ are produced when petrol is not fully burnt. (a) Hydrocarbons (b) Carbon-monoxide (c) Nitrogen oxide

 

6. All the following are examples of modern Agricultural machines except _________. (a) tractor (b) harvester (c) hoe

 

7. Which of these is not an advantage of mechanized agriculture? (a) It saves time (b) It increases production (c) It is very expensive.

 

8. The act of treating someone unfairly because of their gender is known as ____________________________.

 

9. __________ is the ability to understand and share other people’s feelings and emotions. (a) Self-control (b) Empathy (c) Self-esteem

 

10. Most girls typically begin puberty at the age of _______. 

(a) 11 (b) 15 (c) 13

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