हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

State Whether the Following is True Or False. Coal Takes Millions of Years to Form. - Geography

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प्रश्न

State whether the following is True or False.

Coal takes millions of years to form.

विकल्प

  • True

  • False

MCQ
सत्य या असत्य
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उत्तर

True

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 11: Renewable and Non-renewable resources - True or False

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ऑक्सफोर्ड यूनिवरसिटि प्रेस Voyage Geography [English] Class 7
अध्याय 11 Renewable and Non-renewable resources
True or False | Q 4

संबंधित प्रश्न

What is a source of energy? What are the two main categories of the sources of energy? 

 


Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days? 


Explain how, sun is considered to be the ultimate source of fossil fuels


What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?


Apart from cattle dung, what other substances can be added to a biogas plant?


Fill in the following blank with suitable word: 

Tidal waves build up and recede ........... a day.


Name the biomass which is still widely used as a source of heat energy in many household of our country.


What type of nuclear reaction is responsible for the liberation of energy: 

 in a nuclear reactor?


Fill in the blank

Solar cells use the power supplied by the ______.


Fill in the blank

Coal, petroleum, and natural gas are _________fuels.


State whether the following is True or False.

The Sardar Sarovar Dam is built on the river Narmada.


Give an account of the use of solar energy.


Describe the four major types of coal.


Who is the odd one out?


Explain why is it no wise to regard wood as a renewable sources of energy.


Name the major constituent of natural gas.


Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?


Write True/False against the following statement.

Wildlife is an exhaustible natural resource.


Look at the figure where petroleum and natural gas deposits are shown. Why do we find oil layer above water layer?


Fill in the blanks and complete the story.

About 300 million years ago, the earth had dense ______ in low lying wetland areas. Due to natural processes like ______, these forests got buried under the ______. As more ______ deposited over them, they were compressed. The ______ also rose as they sank deeper and deeper. Under high ______ and high ______, dead plants got slowly converted into coal.


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