MCQ on Conventional and Nonconventional Sources of Energy

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MCQ on Conventional and Nonconventional Sources of Energy. We covered all the MCQ on Conventional and Nonconventional Sources of Energy in this post for free so that you can practice well for the exam.

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MCQ on Sources of Energy for Students

The crude oil extracted from the earth is separated into its constituents by a process called ……..

(a) disintegration distillation

(b) compound distillation

(c) destructive distillation

(d) fractional distillation

Option d – fractional distillation

Characteristics of a good source of energy are that

(a) it would do a large amount of work per unit volume of mass

(b) it is accessible and economical

(c) it is easy to store and transport

(d) All of these

Option d – All of these

The Sun’s energy is due to

(a) the nuclear fission of hydrogen

(b) the nuclear fusion of hydrogen

(c) the natural combustion of hydrogen.

(d) the nuclear fission of uranium

Option b – the nuclear fusion of hydrogen

In a solar water heater, a copper pipe with its outer surface painted black is fixed in the form of a coil in a box.

(a) The only purpose of bending copper pipes is to increase the capacity of water storage.

(b) Bending copper pipe as a coil helps to increase the surface area for heating.

(c) Both (a) and (b) are true

(d) Both (a) and (b) are false

Option b – Bending copper pipe as a coil helps to increase the surface area for heating

Different forms of energy can be

(a) mechanical energy

(b) heat energy

(c) muscular energy

(d) chemical energy, electrical energy & others in addition to those mentioned above

Option d – chemical energy, electrical energy & others in addition to those mentioned above

In the extraction of some metals from their ores, coke can be used as a/an ……..

(a) oxidizing agent

(b) reducing agent

(c) catalyst

(d) flux

Option b – reducing agent

……… are used to produce energy in OTEC.

(a) Tidal energy

(b) Temperature difference between the different layers of water in the ocean

(c) Ocean waves

(d) None of the above

Option b – Temperature difference between the different layers of water in the ocean

Coal, petroleum, natural gas, and propane are fossil fuels. They are called fossil fuels because :

(a) they are burned to release energy and they cause air pollution

(b) they were formed from the buried remains of plants and tiny animals that lived hundreds of millions of years ago

(c) they are nonrenewable and will run out

(d) they are mixed with fossils to provide energy

Option b – they were formed from the buried remains of plants and tiny animals that lived hundreds of millions of years ago

Burning fossil fuels gives a lot of energy but has disadvantages in the shape of the

(a) scarcity of fossil fuels

(b) increased pollution levels.

(c) Both (a) and (b)

(d) None of these

Option c – Both (a) and (b)

Propane is used instead of natural gas on many farms and in rural areas. Why is propane often used instead of natural gas?

(a) It’s safer

(b) It’s portable

(c) It’s cleaner

(d) It’s cheaper

Option b – It’s portable

Wood, coal, the energy of flowing water, and wind are considered to be

(a) conventional sources of energy

(b) unconventional sources of energy

(c) renewable sources of energy

(d) non-renewable sources of energy

Option a – conventional sources of energy

The main constituent of biogas is

(a) methane

(b) carbon dioxide

(c) hydrogen

(d) hydrogen sulphide

Option a – methane

The power generated in a windmill

(a) is more in the rainy season since damp air would mean more air mass hitting the blades

(b) depends on the height of the tower

(c) depends on wind velocity

(d) can be increased by planting tall trees close to the tower

Option c – depends on wind velocity

Choose the correct statement

(a) Sun can be taken as an inexhaustible source of energy

(b) There is infinite storage of fossil fuel inside the earth

(c) Hydro and wind energy plants are nonpolluting sources of energy

(d) Waste from a nuclear power plant can be easily disposed of

Option a – Sun can be taken as an inexhaustible source of energy

Global demand for energy has grown to tremendous levels because of

(a) increasing industrialization

(b) zest for a better quality of life

(c) transport

(d) many other reasons in addition to these

Option d – many other reasons in addition to these

Choose the incorrect statement regarding wind power: expected to harness wind power to a minimum in

(a) It is an open space. wind blowing at high

(b) The potential energy content of altitudes is the source of wind power. hitting at the blades of a windmill causes them

(c) Wind rotation thus achieved can be utilized further. to rotate. The possible method of utilizing the energy of

(d) One motion of the blades of a windmill is to run rotational the turbine of an electric generator.

Option b – The potential energy content of altitudes is the source of wind power. hitting at the blades of a windmill causes them

Electrical energy can be produced from

(a) mechanical energy

(b) chemical energy

(c) radiant energy

(d) All of the above

Option d – All of the above

In a hydropower plant

(a) potential energy possessed by stored water is converted into electricity

(b) kinetic energy possessed by stored water is converted into potential energy

(c) electricity is extracted from water

(d) water is converted into steam to produce electricity

Option a – potential energy possessed by stored water is converted into electricity

Which electricity part of the solar cooker is responsible for the greenhouse effect?

(a) Coating with black color inside the box

(b) Mirror

(c) Glass sheet

(d) Outer cover of the solar cooker

Option c – Glass sheet

…….. is used as fuel in spaceships.

(a) Hydrogen

(b) Alcohol

(c) Petrol

(d) Diesel

Option a – Hydrogen

Which of the following is a false statement?

(a) To overcome the energy crisis the use of solar cookers must be increased.

(b) To overcome the energy crisis more amount of nonrenewable sources of energy must be used.

(c) The re-usage of waste material as a source of energy can be done to overcome the energy crisis.

(d) To overcome the energy crisis water has to be saved.

Option b – To overcome the energy crisis more amount of nonrenewable sources of energy must be used

The main constituent of LPG is butane. Then (A) butane can be liquefied easily under high pressure. (B) butane is liquefied by chemically reacting with ethane and propane.

(a) Only A is true

(b) Only B is true

(c) Both A and B are true

(d) Both A and B are false

Option a – Only A is true

Which element contained in a fuel contributes to its high calorific value? ( MCQ on Conventional and Nonconventional Sources of Energy )

(a) Carbon

(b) Hydrogen

(c) Oxygen

(d) Nitrogen

Option b – Hydrogen

It is a well-known fact that energy can neither be created nor destroyed, but still, we say that there is an energy crisis because

(a) forms of energy keep changing

(b) total energy before and after remains constant, but some of it is used to carry out other functions

(c) usable form of energy is dissipated to the surroundings in less usable forms

(d) All of these

Option d – All of these

Combustion, the process of burning fuel, is ……… (A) oxidation and an exothermic reaction. (B) a reduction and an endothermic reaction.

(a) Only A is true

(b) Only B is true

(c) Both A and B are true

(d) Both A and B are false

Option a – Only A is true

Net primary productivity in plants is

1. rate of organic matter produced in plant

2. rate of use of solar energy

3. rate of storage of organic matter in plants

4. rate of growth of herbivore due to addition of organic matter

Option 3 – rate of storage of organic matter in plants

Biomass is the total amount of

1. dry mass produced in an ecosystem

2. food produced in an ecosystem

3. energy accumulated by the organism

4. energy expanded by the organisms

Option 1 – dry mass produced in an ecosystem

Fire wood crisis can be overcome by

1. increasing wastelands

2. increasing agricultural land

3. reclaiming wastelands

4. energy plantations

Option 4 – energy plantations

One of the following is not useful as fuel yielding plant in wastelands

1. Subabul

2. Eucalyptus

3. Avicinea

4. Casuarina

Option 3 – Avicinea

The factors which contribute for social forestry are

1. local people and labour

2. solar energy and idle land

3. water resources

4. all of these

Option 4 – all of these

Biogas is produced from organic wastes by

1. aerobic fermentation

2. anaerobic fermentation

3. direct burning

4. slow burning

Option 2 – anaerobic fermentation

In which system, electrical potentials are generated

1. nervous system

2. respiratory system

3. circulatory system

4. digestive system

Option 1 – nervous system

The energy yield from one gram of carbohydrate is

1. 2 kcal

2. 3 kcal

3. 4 kcal

4. 9 kcal

Option 4 – 4 kcal

The energy yield from one gram of fats is

1. 9 kcal

2. 3 kcal

3. 2 kcal

4. 6 kcal

Option 1 – 9 kcal

Carnivores cannot digest

1. shells

2. feathers

3. hoofs

4. all

Option 4 – all

The daily requirement of fire wood for domestic use is estimated to be about

1. 3 kilograms

2. 11 kilograms

3. 25 kilograms

4. none

Option 1 – 3 kilograms

One of the following things help to reduce falling of trees

1. small plants

2. weeds

3. wood

4. none

Option 2 – weeds

Biogas consists of

1. -50 to 70% of methane

2. 10-20% of methane

3. 15-30% of methane

4. 25-30% of methane

Option 1 – -50 to 70% of methane

1 kilogram of cow dung gives

1. 200 cc of biogas

2. 2000 cc of biogas

3. 100 cc of biogas

4. 1500 cc of biogas

Option 1 – 200 cc of biogas

The number of stages in which biogas produced is

1. 2

2. 3

3. 4

4. 6

Option 2 – 3

The accumulated hydrocarbons in algae are

1. alkanes

2. alkenes

3. alkynes

4. none

Option 2 – alkenes

Plant containing petroleum products is

1. Casuarina

2. Eucalyptus

3. Calotropis procera

4. Lecucina

Option 3 – Calotropis procera

Synthesis of new molecules in a cell requires the following energy

1. mechanical

2. electrical

3. ATP

4. heat

Option 3 – ATP

Energy in the small particles of light is a kind of

1. bond energy

2. chemical energy

3. thermal energy

4. electromagnetic radiation

Option 4 – electromagnetic radiation

During energy transformation from one form to another the final level of energy will be original energy

1. same as

2. less than

3. more than

4. equal to

Option 2 – less than

Maintenance of cell organelles, cells and organs is ……… process

1. energy consuming

2. energy releasing

3. mechanical

4. thermal

Option 1 – energy consuming

Basal metabolic rate of an organism varies with the following

1. environment

2. body temperature

3. hormonal status

4. all of these

Option 4 – all of these

The basal metabolic rate of a mouse is higher than an elephant because

1. Mouse is more active

2. elephant is active

3. mouse body surface is more to its body weight

4. elephant body surface is more to its body weight

Option 3 – mouse body surface is more to its body weight

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