Question 1

What makes the soil less fertile after heavy rain?

Accepted Answer

Erosion

Answer

Carbonation

Answer

Weathering

Answer

Oxidation

Question 2

In which part of Marikina will likely be affected by erosion easily?

Accepted Answer

Marikina River Bank

Answer

Marikina Public Market

Answer

Marikina Sports Center

Answer

Freedom Park

Question 3

How does soil erosion affect plants in our environment?

Accepted Answer

Plants grow unhealthy

Answer

Farmers harvest more crops

Answer

Farmers will have more income

Answer

Plants will bear much fruit

Question 4

Why is the soil with growing trees not easily eroded by water?

Accepted Answer

The roots hold the soil particles together

Answer

The soil stops the water from seeping into it

Answer

The soil is compact and hard to break

Answer

The roots absorb the water

Question 5

Which of the following factors of soil erosion can cause landslides?

Accepted Answer

Slope of the land

Answer

Vegetative cover

Answer

Type of soil

Answer

Climate

Question 6

How does soil erosion affect fisheries in our country?

Accepted Answer

Fishes in the fisheries die

Answer

Soil is carried down to the fisheries

Answer

Siltation happens in the lower ground within the area

Answer

The water becomes dirty in the fisheries

Question 7

What type of soil is easily blown by the wind?

Accepted Answer

Dry fine soil

Answer

Clay

Answer

Loam

Answer

Wet Soil

Question 8

Which areas given below will the soil be likely washed away easily?

Accepted Answer

On a slope

Answer

On a grassland

Answer

On a flat land

Answer

On top of a hill

Question 9

Which of the following is the effect of soil erosion?

Accepted Answer

It washes away the topsoil

Answer

Erosion happens everyday

Answer

It  happens very slowly

Answer

It breaks rocks into smaller pieces

Question 10

What causes the soil in the forest to be cracked and become useless?

Accepted Answer

Drought

Answer

Reforestation

Answer

Road construction and fire

Answer

Clearing and farming

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