Question

A. Choose the correct option.

1. Which of the following is not a component of human circulatory systems
d) Kidneys
a) Blood
b) Blood vessels
c) Heart

2. Which of the following does not cause soil erosion
a) Deforestation b) Terrace farming
c) Overgrazing
d) Floods

3. High-speed winds
a) reduce air pressure
c) maintain the air pressure
b) increase air pressure
d) do not affect air pressure

4. Most fertile layer of soil is
a) A horizon b) B horizon
c) Chorizon
d) Bedrock

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Answer 1

Answer:

1)Blood

2)Terrace Farming

3)Increase the air pressure

4)Horizon B