Olympiad Test: Coal And Petroleum - 1


10 Questions MCQ Test Science Olympiad Class 8 | Olympiad Test: Coal And Petroleum - 1


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Attempt Olympiad Test: Coal And Petroleum - 1 | 10 questions in 20 minutes | Mock test for Class 8 preparation | Free important questions MCQ to study Science Olympiad Class 8 for Class 8 Exam | Download free PDF with solutions
QUESTION: 1

Renewable resources need to be conserved because

Solution:

Renewable resources are exhaustible and we need to conserve them. We are using them faster than they are replenished by nature

QUESTION: 2

A substrata which produces sufficient energy on burning is called

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QUESTION: 3

It is an important fraction of petroleum. It is farther distilled to get lubricating oil and paraffin wax.

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QUESTION: 4

The resources that either never run out, or those that are replaced within a reasonable period of time through natural processes are called as

Solution:

Renewable resources are those resources which will either never run out or those which are renewed within a reasonable period of time through natural processes. Non-renewable resources are those which once used up cannot be replaced or renewed within a reasonable period of time. Examples: sunlight, oxygen.

QUESTION: 5

Which of these is NOT a renewable resource?

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QUESTION: 6

Destructive distillation of coal produces

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QUESTION: 7

The best quality of coal is

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QUESTION: 8

Which of the following is a non-polluting fuel for vehicles?

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QUESTION: 9

Which energy is contained in fuels that is locked within the chemical bonds of their constituent molecules?

Solution:
QUESTION: 10

A fossil fuel is

Solution:
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