MEDIUM
Earn 100

Match the following.

Column A                                     Column B
1. Granite a. Sedimentary rock
2. Humus b. Remains of dead plants and animals
3. Marble c. The middle layer of soil.
4. Conglomerate d. Igneous rock
5. Subsoil e. Metamorphic rock

 

Important Questions on Soil

EASY
Science>Chemistry>Soil>Introduction to Soil
What are weathering force? How are they useful in agriculture? Explain.
EASY
Science>Chemistry>Soil>Introduction to Soil
Minerals are chemical substances that are man-made.
EASY
Science>Chemistry>Soil>Introduction to Soil

Distinguish between renewable and non-renewable resources.

EASY
Science>Chemistry>Soil>Introduction to Soil

Correct the following sentence by changing the underlined word.

Resources which never get exhausted are called non-renewable resources.    

EASY
Science>Chemistry>Soil>Introduction to Soil

Correct the following sentence by changing the underlined word.

Ores are the building blocks of all rocks.

MEDIUM
Science>Chemistry>Soil>Introduction to Soil
In what way can we utilise energy from wind, water and sunlight to prevent the depletion of natural resources? How do you think this will help us to reduce the level of pollution in the environment? 
MEDIUM
Science>Chemistry>Soil>Introduction to Soil
Minerals from which metals are obtained are called fuels.
HARD
Science>Chemistry>Soil>Introduction to Soil
Describe the various uses of minerals.
EASY
Science>Chemistry>Soil>Introduction to Soil
Name five things we get from petroleum.
EASY
Science>Chemistry>Soil>Introduction to Soil
Coal and petroleum take _____(millions of/ two) years to be formed.
EASY
Science>Chemistry>Soil>Introduction to Soil
Petrol and coal are renewable resources.
EASY
Science>Chemistry>Soil>Introduction to Soil

Correct the following sentence by changing the underlined word.

Coal and petroleum are recyclable resources.

EASY
Science>Chemistry>Soil>Introduction to Soil
Where does the wax come from?
EASY
Science>Chemistry>Soil>Introduction to Soil

There is an unlimited supply of oil under the earth.  

MEDIUM
Science>Chemistry>Soil>Introduction to Soil
Calcite is a metallic mineral.
MEDIUM
Science>Chemistry>Soil>Introduction to Soil

How are coal and petroleum formed?

EASY
Science>Chemistry>Soil>Introduction to Soil

What are minerals?

HARD
Science>Chemistry>Soil>Introduction to Soil

Recall and complete the following concept map.

Question Image      

 

EASY
Science>Chemistry>Soil>Introduction to Soil
Copper is a non-metallic mineral.
EASY
Science>Chemistry>Soil>Introduction to Soil
We get metals from _____.