How important is soil to plants?

c. Soil provides the nutrients and water that plants need.

b. Soil is required by plants for reproduction.

a. Soil is the main food of plants.

Soil helps in decomposing dead plants and animals because,

b. it has bacteria that helps in decaying dead plants and animals.

d. it is where dead animals are buried.

a. soil absorbs dead plants and animals.

c. soil naturally grinds dead plants and plants.

Which practice is bad for the soil?

a. throwing animal manure in the soil

How does terracing prevent erosion?

b. It allows water to flow slowly to the lower slopes.

d. It prevents water from flowing downhill.

a. It allows water to stay in its place.

c. It makes the water flow faster to the lower slopes.

Why is soil erosion harmful?

a. It destroys bacteria in the soil.

What do strong winds tell?

c. That the weather will be rainy.

d. That the weather will be windy.

b. That the weather will be cloudy.

a. That the weather will be sunny.

Why does the air move?

b. because of the unequal heating of Earth

Which foods are usually dried under the heat of the sun?

c. sweet potato, carrot and radish

b. strawberry, mango and watermelon

Which is NOT usually done on a sunny day?

d. wearing a thick jacket or raincoat

Which statement is NOT true about the sun’s effects?

b. The sun’s heat can cause colds.

d. Plants use sunlight in making food.

c. The sun helps people see the surrondings.

Which is a good effect of the sun’s heat?

c. The sun enables people to see things.

a. Farmers can harvest their crops on sunny days.

b. Plants can make their own food with the help of sunlight.

How can you protect yourself from the harmful rays of the sun?

a. Avoid satying under the heat of the sun from 10 a.m. to 3p.m.

b. Drink plenty of liquids on sunny days.

c. Wear thick and dark-colored clothes.

How do you describe the Earth’s position in the solar system?

b. It is the third planet from the sun

c. It is the closest planet to the sun

a. It is the fifth planet from the sun

d. It is the farthest planet from the sun.

Why do you think Sun is important in the solar system?

a. Without the sun, the solar system would be dark and cold.

d. It is the hottest body in the solar system.

b. It is the center of the solar system

c. It is the largest heavenly body

How will you compare the size of the moon, the earth, and the sun?

c. The earth is smaller than the sun but is bigger than the moon.

a. The sun is bigger than the earth but smaller than the moon

d. The sun is smaller than the moon but is bigger than the earth.

b. The moon is bigger than the sun but is smaller than the earth.

How does the rotation of the earth on its axis affect life on earth?

b. It brings the heat and light.

d. It causes the formation of clouds.

Why do you think Mars is called the red planet?

b. Because it looks red due to the presence of iron on its surface.

d. Because it has no moon and ring around it.

a. Because it is the hottest planet.

c. Because it s covered with red thick clouds.

Why do you think Venus is called Evening Star or Morning star?

c. It is the brightest object in the sky next to the Moon and reflect sunlight very well.

a. Because it has no moon and ring around it

d. It is mostly made up of frozen water, methane, and ammonia.

b. Its surface is full or craters.

How can Earth sustain life unlike the other planets in the solar system?

b. It has water, air, and land.

d. It id the nearest planet to the Sun.

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