Question

Q1. Multiple choice Questions
A. The gas obtained during the processing of coal to get coke is
(i) Carbon monoxide
(ii) Carbon dioxide
(iii) Sulphur dioxide
(iv) Coal gas
B. The process of conversion of dead vegetation into coal is called
(i) Ionization
(ii) Carbonization
(iii) Refining
(iv) Lubrication

C. The following products whose origin is coal tar is
(i) Cellulose
(ii) leather
(iii) clay
(iv)Naphthalene balls
D. Pick a pair in which the first one is an example of exhaustible resources and the second
one is an example of inexhaustible resources.
(i) Water and Sunlight
(ii) Petroleum and Water
(iii) Natural gas and Coal
(iv)Wind and Natural gas
Q2. Fill in the blanks.
(a) Coal is one of the _______________ used to cook food .
(b) When heated in air ,coal burns and produces mainly _______________ gas.
(c) Coal tar is a black ,thick _____________with _____________ smell.
(d) _____________ , ______________________ and ____________ are fossil fuels .
(e) Forests and wildlife are ________________ natural resources.
Q3. Sunlight and air are inexhaustible natural resources. Comment.
Q4. State the characteristics and uses of the products obtained when coal is processed in industry.
Q5. What are fossil fuels? Explain briefly the formation of coal in the earth’s crust.

*********************Q1. Multiple choice Questions
A. The gas obtained during the processing of coal to get coke is
(i) Carbon monoxide
(ii) Carbon dioxide
(iii) Sulphur dioxide
(iv) Coal gas
B. The process of conversion of dead vegetation into coal is called
(i) Ionization
(ii) Carbonization
(iii) Refining
(iv) Lubrication

C. The following products whose origin is coal tar is
(i) Cellulose
(ii) leather
(iii) clay
(iv)Naphthalene balls
D. Pick a pair in which the first one is an example of exhaustible resources and the second
one is an example of inexhaustible resources.
(i) Water and Sunlight
(ii) Petroleum and Water
(iii) Natural gas and Coal
(iv)Wind and Natural gas
Q2. Fill in the blanks.
(a) Coal is one of the _______________ used to cook food .
(b) When heated in air ,coal burns and produces mainly _______________ gas.
(c) Coal tar is a black ,thick _____________with _____________ smell.
(d) _____________ , ______________________ and ____________ are fossil fuels .
(e) Forests and wildlife are ________________ natural resources.
Q3. Sunlight and air are inexhaustible natural resources. Comment.
Q4. State the characteristics and uses of the products obtained when coal is processed in industry.
Q5. What are fossil fuels? Explain briefly the formation of coal in the earth’s crust.

*********************

Answer 1

Answer:

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Answer 2

Answer:

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Explanation:

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