EASY
Earn 100

Petroleum is extracted through oil wells and refined by the fractional distillation process to separate other components.

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Important Questions on Natural Resources

EASY
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
What is the industrial source of CNG?
HARD
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Describe the various uses of minerals.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust

Fill in the blank choosing the correct word given in the brackets:
(fertile, thousands, roots, moles, particles)

It takes _____ of years for rocks to become soil.

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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
The most commonly used medium for the build up of cultures and the production of baker's yeast consist of
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
_____ is an example of gemstones.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
When the Earth was formed, its crust was cool.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Gold, iron, aluminium and copper are metallic minerals.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Definition of ecosystem is-
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Copper is a non-metallic mineral.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
What are gemstones? Give two examples.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
In the coastal area, wind current moves from the sea towards the land during the day; but during the night it moves from land to the sea. Discuss the reason.
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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust

Fill in the blank using the option given in the bracket:
[sand, minerals, water]
Gneiss glitters because it contains _____.

EASY
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Minerals are chemical substances that are man-made.
MEDIUM
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust

How does wind help in regulating the temperature of the earth? 

HARD
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust

Recall and complete the following concept map.

Question Image      

 

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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
What type of winds move during the day or night?
EASY
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust

Correct the following sentence by changing the underlined word.

Ores are the building blocks of all rocks.

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Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
In a food chain of grassland ecosystem the top consumers are
MEDIUM
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
The outermost layer of the earth containing everything that is essential for life_____.
MEDIUM
Science>Biology>Natural Resources>Natural Resources in the Earth's Crust
Calcite is a metallic mineral.