Science MCQ constructed for Theme: Interactions - 'Adaptations for Survival' and 'Our Impact on the Environment'

1. Air spaces help aquatic plants to ________________________.

A) float

B) photosynthesize

C) keep upright

1) A and B only

2) B and C only

3) A and C only

4) All of the above

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2. Which of the following best describes man’s positive impact on the environment?

1) Activities that affect our environment in a harmful way.

2) Activities that does not affect our environment in any ways.

3) Activities that affect our environment in slightly harmful way.

4) Activities that affect our environment in a helpful way.

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3. Which of the following animals display behavioural adaptations?

1) Banded gecko having to hide in the shade, away from the sun.

2) Camel having humps to contain energy to keep going for long.

3) Desert fox having large ears to help get rid of excess body heat.

4) Polar bear having thick fur and fat to protect itself from cold.

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4. Which of the following best describes the greenhouse effect?

1) The Sun’s heat reaches the Earth and all of the heat reflected is trapped by the greenhouse gases.

2) The Sun’s heat reaches the Earth and some of the heat reflected is trapped by the greenhouse gases.

3) The Sun’s heat reaches the Earth and more heat is reflected and trapped by the greenhouse gases.

4) The Sun’s heat reaches the Earth and no heat is reflected and trapped by the greenhouse gases.

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5. Joe wants to know whether an animal living in water is a mammal. What should he ask?

1) Does the animal have a streamlined body shape?

2) Does the animal have a blowhole or nostrils?

3) Does the animal have an air tube or air bubble?

4) Does the animal have blubber under its skin?

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Answers:

Q1: (3); Q2: (4); Q3: (1); Q4: (2); Q5: (2)

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The object of teaching a child is to enable him to get along without a teacher.
- Elbert Hubbard (1856-1915) American author, editor and printer.