Science Test 4 General Science Aptitude
Science Test 4 General Science Aptitude
Question 1
The beautiful color pattern exhibited by peacock in its tail feathers are due to_____?
The color pattern in peacock feathers is due to selective absorption of light.
Not clear enough?
Question 2
A lake starts freezing because of the cold atmosphere. It will first freeze_____?
Lakes freeze first at the top surface because water freezes from the surface downward.
Not clear enough?
Question 3
The sun appears red at sunrise and sunset while it appears white at noon, because_____?
The sun appears red at sunrise and sunset due to scattering of light by dust and air molecules.
Not clear enough?
Question 4
An astronaut inside a spacecraft is in a state of weightlessness. This implies that_____?
Astronauts experience weightlessness because both they and the spacecraft are in free fall.
Not clear enough?
Question 5
An iceberg is floating in sea. How much of its mass will remain above the surface of water?
Only about one-tenth of an iceberg’s mass remains above the water surface.
Not clear enough?
Question 6
Most of the ozone in the atmosphere is concentrated in the_____?
Most atmospheric ozone is concentrated in the stratosphere, forming the ozone layer.
Not clear enough?
Question 7
The cow's milk contains how much amount of water in terms of percentage?
Cow's milk contains about 80% water.
Not clear enough?
Question 8
T.V. transmission cannot cover a very large area because_____?
TV transmission is limited due to the curvature of the Earth.
Not clear enough?
Question 9
The Green House Effect is caused by an excess of_____?
The greenhouse effect is mainly caused by excess carbon dioxide in the atmosphere.
Not clear enough?
Question 10
Bats can also fly in dark because they are capable of taking the help of_____?
Bats use ultrasonic waves for navigation in the dark.
Not clear enough?
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