GK PART 5

Alfred has two handkerchiefs, X and Y, which are made of different materials. He wants to find out which handkerchief will dry more quickly. Which pair of the following experiments will give him a fair comparison.

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Anson wanted to find out how the presence of water plants would affect the

fish in an aquarium.

• (1) and (3)

• (1) and (2)

• (2) and (3)

• (2) and (4)

Jane wanted to find out whether the area of the exposed surface would affect the rate of evaporation of water. She set up an experiment by placing all the containers at the same place. Her teacher saw her set-up and said that the test was not a fair test.

• She should put all the containers at different places.

• She should ensure that the water level is the same for all containers.

• She should ensure that the volume of water is the same for all containers.

• She should use containers of the same shape and size.

Which mountain has the highest elevation above sea level in the world?

• Mount Atlas

• Mount Everest

• Mount Fansipan

• Mount Fuji

On which continent is the Sahara Desert located?

• Asia

• America

• Africa

• Australia

Which of the following continents is completely in the Southern Hemisphere?

• Australia

• Asia

• America

• Africa

Which ocean does NOT border Asia?

• Pacific Ocean

• Indian Ocean

• Atlantic Ocean

• Arctic Ocean

People with yellow skin, black straight hair, black eyes, and a low nose bridge

are mostly found in Asia. What is the name of this race?

• Caucasoid

• Mongoloid

• Negroid

• Australoid

Phong did an experiment with oil and four similar leaves on the same plant.

• leaf 1

• leaf 2

• leaf 3

• leaf 4

A group of science students conducted a study on the eggs of different animals. The experimental set-up consisted of four identical jars, each containing an equal number of eggs of different animals. In which jars would the eggs develop into their next stage?

• 1 and 3

• 2 and 4

• 2 and 3

• 3 and 4