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WorksheetsControl Guide- Second Term
Total questions: 13
Worksheet time: 3hrs 15mins
Standard 1.
Match every role of the soil to the corresponding picture:
1. Provide habitat for animals and
organisms that live in the soil.
2. Modify the atmosphere by
releasing and absorbing gases
3. Serve as media for growing all
kind of plants.
4.Absorb, hold, release and purify
most of the water
Fill in the blanks with the correct answer:
5. The A Horizon is called topsoil is very rich in nutrients. This layer is important because:
Complex mixture of organic matter, minerals, gases, liquids and organisms.
Hard
Is very rich in nutrients and is where most of the organisms live.
Is rich in Minerals.
6. The B Horizon is a hard and compact layer. This layer is important because
Complex mixture of organic matter, minerals, gases, liquids and organisms.
Is very rich in nutrients and is where most of the organisms live.
Is rich in Minerals.
A mixture that gives to the living things food, home, and a place to grow.
7. The ____________ is made of decomposed leaves, organic matter and humus.
Complex mixture of organic matter, minerals, gases, liquids and organisms.
O Horizon.
Is rich in Minerals
Hard
8. The bedrock is the last layer of soil, this one is very __________.
O Horizon.
A mixture that gives to the living things food, home, and a place to grow.
Is rich in Minerals.
Hard.
Standard 2.
Choose all the correct answers:
9. Soil pollution is when humans introduce:
Garbage into the soil
Humus into the soil
Chemicals into the soil
Other substances into the soil
Living things into the soil
10. Soil pollution causes:
Nothing, it is normal.
Harm to living things.
Damage to the environment.
Death to some living things.
Health to plants.
11. According to the informative guide:
Propose 3 solutions to the soil pollution problem
that we have right now in our world.
12. The soil is a:
O Horizon
Complex mixture of organic matter, minerals, gases, liquids and organisms.
Hard.
Is rich in Minerals.
13. The soil is important for life because is:
Hard.
A mixture that gives to the living things food, home, and a place to grow.
O Horizon.
Is rich in Minerals
