Tag: reason for finishing of materials (resources)

Questions Related to reason for finishing of materials (resources)

The fibers which are manufactured from petrochemicals are __________.

  1. nylon

  2. polyester

  3. acrylic

  4. all of these


Correct Option: D
Explanation:

Petrochemicals are the products of petroleum by which different types of fibres like nylon, polyester and acrylic all are prepared. 

Fossil fuels are the _____________________.

  1. dead remain of the living organism

  2. coal mines

  3. carbon black

  4. living organism


Correct Option: A
Explanation:

Fossil fuels are the dead remains of the living organism which get buried in the earth thousands of years ago.

Which of the following is a exhaustible natural resources?

  1. Air

  2. Water

  3. Coal

  4. Sunlight


Correct Option: C
Explanation:

Exhaustible natural resources are those which are present in limited amount in nature. Coal is the natural resource obtain from nature but present in limited quantity. 

All other three resources are plenty in nature.

Hydrogen gas obtained form natural gas is used in ___________.

  1. motor fuel

  2. fertilizers

  3. stoves

  4. paints


Correct Option: B
Explanation:

Natural gas which is obtained from petroleum produces hydrogen gas. Hydrogen gas is used as fertilizer in the fields.

Coal is the limited natural resources which on distillation produces __________.  

  1. coal tar

  2. coke

  3. petroleum product

  4. all of these


Correct Option: D
Explanation:

Coal is the limited natural resources which is limited in amount. Coal on further distillation produces coal tar, coke and petroleum product.

Coal tar has an _______ smell.

  1. unpleasant

  2. pleasant

  3. Both A and B

  4. none of these


Correct Option: A
Explanation:

Coal tar is a distillation product of coal which is a limited natural resource. Coal tar is a black coloured product of coal with an unpleasant smell.

Useful substances obtained from petroleum and natural gases are called as ________.

  1. petroleum products

  2. petrochemicals

  3. chemicals

  4. none of these


Correct Option: B
Explanation:

Petrochemicals are the products of petroleum and natural gases. Like liquefied petroleum gas used as domestic fuel in the house hold. 

Going paperless is the way to conserve _______.

  1. trees

  2. water

  3. coal

  4. none of these


Correct Option: A
Explanation:

Worldwide, use of paper has risen by 400% in the last 40 years. This increased usage takes a huge toll on trees. Rapid deforestation – much of it to produce paper products – is a huge concern for our environment. Trees play a critical role in absorbing $CO _2$ from our atmosphere and producing oxygen to support life on our planet. 

Natural gases are nothing but _______ .

  1. Compressed natural gas

  2. Compressed gas

  3. Normal gases

  4. None of these


Correct Option: A
Explanation:

Natural gas is a naturally occurring gas mixture consisting primarily of methane, but including higher alkanes and sometimes a small percentage of $CO _2,N _2,H _2S$ or helium.


Whereas compressed natural gas is methane stored at high pressure. So, natural gas is nothing but CNG.

Hence the option A is correct.

_________ are the primary reason for finishing materials ( resources ) fastly.

  1. Sources

  2. Population

  3. Light

  4. None of these


Correct Option: B
Explanation:

B, Population is the primary reasons for finishing resources fastly.  As population has increased, the demand of these resources have also increased.