CUET 2024 Environment Science MCQs for Practice

Environment Science MCQ Question Answers for CUET 2024

Environment Science MCQs– Practice the Environment Science MCQs suitable for various Entrance Exams including CUET. Learn and practice Environment Science questions and answers. Environment Science MCQ questions are very helpful for various competitive exams. CUET is a Common University Entrance Test that is now mandatory to take admission to Central Universities in India. Environment Science MCQ questions are based on the latest CUET 2024 exam pattern and other entrance exams, so that you can have a fair idea about exam trends that will be followed for various entrance exams.

1. Which of the following is an air pollutant?

a.Carbon Monoxide

b.Oxygen

c.Nitrogen

d.Carbon Dioxide

2. What are the four factor endowments?

a.International differences in climate

b.Types of technology

c.National resources, labour, physical capital and human capital

d.Material inputs used up in the process of production

3. The correct sequence in decreasing order of the albedo values of these ecosystem is::,1. Taiga,2. Tropical evergreen,3. Tropical deciduous,4. Tundra

a.4, 1, 2, 3

b.1, 4, 3, 2

c.4, 1, 3, 2

d.1,4, 2, 3

4. The radiant energy received by the Earth from the sun is

a.Refraction

b.Insolation

c.Radiation

d.Reflection

5. Nitrogen oxide affects human health by__________

a.Causing irritation to the eyes and skin

b.Aggravating asthma Problem

c.None of the above

d.Decreasing blood's ability to transport oxygen

6. Transportation cost of trade affects:

a.Global supply chains

b.Boundries bwteen tradable and non-tradable goods

c.All of the above

d.Pattern of trade

7. Advantages of green revolution

a.The usage of a high quantity of pesticides and insecticides affects the plants

b. It increases the production of the crops

c.In order to protect crops from different types of disease caused by pest as well as the damages caused by insects, the farmers started using pesticides and insecticides at a high amount.

d.It explains the modern farming method ,example, irrigation method,

8. Which of the following represents the allowed rate of CO₂?

a.Less than 100 ppm

b.Less than 700 ppm

c.Less than 500 ppm

d.Less than 300 ppm

9. The largest ecosystem of earth is

a.Hydrospere

b.Biosphere

c.Biome

d.Lithosphere

10. World Environmental day is celebrated on ________ every year.

a.1st October

b.1st May

c.1st December

d.5th June

11. Which of the following is an important Greenhouse Gas?

a.Chlorofluorocarbon

b.Freon

c.Carbon Dioxide

d.Carbon Monoxide

12. Disadvantages of green revolution

a.It increases the production of the crops

b.In order to protect crops from different types of disease caused by pest as well as the damages caused by insects, the farmers started using pesticides and insecticides at a high amount.

c.It decreases the production of the crops

d.As the water and soil from the farming land are ruined either due to rain or flood, all the toxic content of pesticides and other chemicals present in the soil gets mixed with the nearby water source which leads to the death of aquatic organisms, mostly fish.

13. Which of the following is a major health consequence of environmental degradation, especially in developing countries?

a.Winter kill

b.Biodiversity

c.Lack of clean water

d.Carbon sequestration

14. International Trade is most likely to generate short-term unemployment in:

a.Import-competing industries

b.Industries in which there are neither imports nor exports

c.Industries that sell to only foreign buyers

d. Industries that sell to domestic and foreign buyers

15. How is comparative advantage defined?

a.To produce and consume all goods without trade

b.You produce the things you are especially good at, and buy from others, the goods you are less efficient in producing.

c.How the world actually works

d.Globalisation, growing economic linkages among countries

16. Anthropogenic is a _______-

a.None to fhe above

b.Natural Environment

c.Modified Environment

d.Both a and b

17. The method of soil conservation in which different crops are grown in alternate rows and are sown at different times to protect the soil from rain wash is called?

a.Mulching

b.Terrace Farming

c.Intercropping

d.Rock dam

18. Which one of the following ecosystems covers the largest area of the earth’s surface?

a.Mountain Ecosystem

b.Marine Ecosystem

c.Desert Ecosystem

d.Grassland Ecosystem

19. The scope of land reforms does not include-

a.All above

b.Intermediaries removal

c.Tenancy reforms

d.Land reforms can encompass law

20. How many of your first cousins (your uncle and aunt's children) would need to survive to maintain the genetic presence in the world as you?

a.32

b.64

c.16

d.8

21. The phenomenon slickenside found in which soil

a.Spodosa

b.Inceptisol

c.Gelisol

d.Vertisol

22. What is the cause of the ‘Greenhouse effect’?

a.Carbon Dioxide

b.Carbon Monoxide

c.Nitrogen

d.Nitrogen Dioxide

23. What is 'HYV'

a.Decreased yielding variety

b.Higer yeild variety

c.High yielding variety

d.High yielding crops

24. According to the United Nations, the world’s major environmental problems include:

a.All of the above

b.Deforestation

c.The quality of fresh water

d.Ozone depletion

25. Ozone depletion is caused due to increase in the level of

a.Oxygen

b.Chlorofluorocarbon

c.Water Vapour

d.Carbon monoxide

26. Environment includes

a.Oxygen and Nitrogen

b.Abiotic Component

c.Abiotic and iotic component

d.Biotic component

27. The first authoritative exposition of the national policy on tenancy reform is found in the document of the

a.Second Plan

b.Fourth Plan

c.First Plan

d.Third Plan

28. Land reforms policies in India have met with

a.Complete failure

b.Tremendous success

c.None of the above

d.Limited success

29. The evolution of hominids is generally believed to have begun around how many years ago?

a.50 million

b.50,000

c.2.5 Million

d.250,000

30. Soil colloidal particle shows the phenomena

a.Flocculation

b.Adhesion and Cohension

c.Plasticity

d.All of the above

31. What type of chemical weathering is enhanced by acid rain?

a.Hydrolysis

b.Oxidation

c.None of the above

d.Dissolution

32. Long path optical measurement uses _____________

a.IR Radiation

b.Both a and b

c.Ultraviolet radiation

d.None of the above

33. Which of the following aquatic plants is effective in preventing the water-pollution caused by industrial waste?

a.Parthenium

b.Both b and c

c.Elephant Grass

d.Water Hyacinth

34. Which is the first zone of purification in a sand bed?

a.Schutzdecke zone

b.Heterotrophic zone

c.Electrolytic zone

d.Autotrophic zone

35. Which of the following types of pollution is Cultural eutrophication?

a.Thermal Pollution

b.Soil Pollution

c.Water Pollution

d.Noise pollution

36. Which of these political issues does not fall under Public International Law?

a.Mining on the seabed of an ocean outside of territorial waters

b.A country claming to own the moon

c.A Policeman torturing a criminal suspect in a acountry where this is not considered illegal

d.A disputed National Election

37. Long path optical measurement has a range of several kilometres.

a.Some of the Statement is false but not completely

b.FALSE

c.TRUE

d.Some of the statement is true but not completely

38. Global warming is expected to result in

a.Increase in sea level

b.Change in crop pattern

c.Change in coastal line

d.All of these

39. The Earth summit was organised by

a.WHO

b.UNCED

c.UNESCO

d.UNICEF

40. In order for natural selection to occur, what must there be amongst individuals of each generation?

a.Variation

b.Unimited access to resource

c.Homogeneity

d.Harmony

41. Altruism can be defined as

a.An act that benefits the recipient at a cost to the donor

b.Working together for a common goal

c.Buying patronising Band Aid records at Christmas

d.Ensuring that all individuals have equal access to resources

42. What is the biggest source of pollution in the world?

a.Sewage and Garbage

b.Herbicide and Insecticide

c.Automobile Laxity

d.Industrial Tributaties

43. During Inversion:

a.Temperature remians constant

b.Temerature decreases with altitudfe

c.Temperature increases with altitude

d.None of the above

44. The demographic transition is

a.The period when both crude birth and death rates rise

b.The period when crude birth and death rates are equal

c.The period between preindustrial and modern equality of crude birth and death rates

d.None of the above is correct

45. Rio Summit is associated with

a.Convention on Biological Diversity

b.Wet Lands

c.Ozone depletion

d.Green House Gases

46. Of the solar energy coming into the Biosphere, what percentage of it is actually used in photosynthesis?

a.Between 1% and 15%

b.Less than 1

c.Between 15% and 2%

d.More than 2 %

47. Which has the maximum rate of deforestation?

a.Temperate Zone

b.Tropical Zone

c.Northern Forest

d.Desert Zone

48. If a nation has an open economy it means that the nation:

a.Conducts trade with other countries

b.Allows private ownership of capital

c.Has flexible exchange rates

d.Has fixed exchange rates

49. Which of the following reduces the planet’s carrying capacity?

a.Increase resources

b.Technological improvement

c.Increase land erosion

d.reduced inequality

50. What does the phrase “anthropogenic CO₂ emissions” mean?

a.Industrial CO₂ emissions

b.All of the mentioned

c.Human made CO₂ emissions

d.Natural CO₂ emissions

51. The Ozone hole over Antarctica was discovered in

a.1987

b.1978

c.1975

d.1985

52. When was the World Wildlife Fund founded?

a.1965

b.1961

c.1992

d.1969

53. What is the benefit of rain water storage?

a.Recharging ground water level

b.Reduce the scarcity of water

c.Respite from floods

d.Protection from soil erosion

54. What was the first economic theory of international trade to be developed?

a.The theory of mercantilism

b.The theory of comparative advantage

c.The Heckscher-Ohlin theory

d.The theory of absolute advantage

55. Which of the following plants is extremely sensitive towards sulphur dioxide?

a.Corn

b.Onion

c.Tomato

d.Potato

56. Which of the following is least likely to be an effect of global warming?

a.Decreased rate of photosynthesis in vegetation

b.Loss of fertile delta region as for agriculture

c.Increase frequency of hurricanes

d.Shrinking of the polar ice regions

57. Among the following, the only secondary pollutant is:

a.Sulphur tetra oxide

b.Ozone

c.Sulphur tera Oxide

d.Sulphur dioxide

58. For which of the following reasons, it is necessary to secure a large area for forest?

a.Absorption of carbon dioxide

b.Ecological balance

c.More rain

d.Conservation of wild

59. The nitrate concentration in domestic water supplies, is generally limited to

a.15 ppm

b.30 ppm

c.45 ppm

d.10 ppm

60. EL-Nino is

a.Trophical Disturbance

b.Sea Storm

c.Another name of Typhoon

d.Warm Ocean Current

61. Which of the following environments supports the growth of Mangrove Swamp?

a.Mixed

b.Equatorial

c.Tidal Flat

d.Monsoon

62. Being able to adapt to changes in the environment is referred to as what?

a.Survival of the fittest

b.Evolution

c.Natural Selection

d.Versatility

63. A no-trade world will have which of the following characteristics

a.Countries will have same relative endowments of production factors

b.All of the above

c.There will be no distortions or externalities

d.Consumers across countries will have identical and homogenous tastes

64. What was the green revolution based on ?

a.Introduction of new plant varietiees

b.Planting of trees

c.Planting more trees

d.Crop Production

65. VOC stands for _______________

a.Varying organic components

b.Virtual organic carriage

c.Viable organic components

d.Volatile organic components

66. Male gorillas have relatively small testicles compared to those of a chimpanzee because

a.They live in large communities

b.They have a lower level of sexual activity

c.The females exclusively mate one gorilla

d.They have a different diet

67. Which of the following has maximum bio-diversity?

a.Tropical Region

b.Polar Region

c.Desert

d.Rier

68. The ‘natural law’ perspective on international law is most associated with which IR theory

a.Critical Theory

b.Marxism

c.Realism

d.Liberalism

69. What are some of the costs of a high fertility rate and rapid population growth?

a.All of the above

b.increase in the ration of depenedent to working age population

c.Diminshing returns to natural resources

d.Rapid labour fore growth

70. The concept of survival of the fittest refers to

a.The individuals who have characteristics that fit in best to the environment

b. The individuals who are the strongest and most likely to survive

c.The individuals who have characteristics that make them more attractive and hence more likely to get a mate

d.The individuals who work out the most

71. Soil is eroded heavily due to deforestation, it affects the flowing of surface water badly. Which of the following is badly affected by these causes

a.Local plants

b.Climate

c.Human Resource

d.Ecological system

72. Sustainable development means maximising

a.Income inequality

b.None of the above

c.The productivity of produced assets

d.Economic growth

73. What sort of data describes meaning and experience?

a.Idiographic

b.Qualitative

c.Nomothetic

d.Quantitive

74. The first protocol to ban the emissions of chlorofluorocarbons in the atmosphere was made in

a.Florida

b.Osaka

c.Geneva

d.Montreal

75. Which of these is not an official source of Public International Law?

a.Verdicts of the International Criminal court (ICC)

b.The opinions of international legal experts

c.International Treaties

d.Custom

76. Carbonates in water produce

a.Permanent hardness

b.Both a and b

c.Acidity

d.Temporary hardness

77. The cause of reduction of forest coverage is

a.Agriculture

b.Tourism and Pilgrimage

c.Rising Population

d.Manufacturing Industry

78. International trade forces domestic firms to become more competitive in terms of

a.Product design and quality

b.All of the above

c.Product price

d.The introduction of new products

79. The air pollutants are mainly classified as____________

a.None of the above

b.Point source and non-point source

c.Primary and secondary pollutants

d.Natural or anthripogennic pollutants

80. Which of these is the chief court of the UN?

a.International Court of Justice (ICJ)

b.Eurpoean Court of Justice (ECJ)

c.International Criminal Court (ICC)

d.Permanent court of International Justice (PCIJ)

81. Which of the following gas affects human health by reducing the blood’s ability to carry oxygen to different parts of the body?

a.Carbon monoxide

b.Nitrous dioxide

c.Sulphur dioxide

d.Carbon Dioxide

82. Which of the following is not poisonous to humans?

a.None of the above

b.Stack Gases

c.Flue gases

d.HCI

83. Many primates engage in social grooming, which is a very time-consuming activity. The main function of this is

a. To remove parasites from other individuals

b.To ensure the good health of all members of the group

c.To reinforce social bonds

d.To stimulate sexual activity

84. The basic purpose of introducing land reforms has been adversely affected due to

a.All of these

b.poor implementation

c.Shortcoming in legislation

d.Lack of political will

85. The World’s largest biofuel plant has been established with a production capacity of 100 million litres per year, is located in

a.India

b.USA

c.China

d.Brazil

86. Which of the following is a renewable source of energy?

a.Atomic Power

b.Thermal Power

c.Natural gas

d.Hydro Electric power

87. Cast iron pipes are generally preferred to, because

a.All of the above

b.Of ease to join

c.Of longer life

d.Of moderate cost

88. Due to growing demand of which of the following product, tropical forest are being damaged the most

a.Sugar

b.Meat of Goat

c.Pork

d.Beef

89. The method of soil conservation in the coastal and dry regions where rows of trees are planted to check the wind movement to protect soil cover is called

a.Mulching

b.Contour barriers

c.Shelter belts

d.Rock dam

90. The method of soil conservation in which rocks are piled up to slow down the flow of water which prevents gullies and further soil loss is called

a.Rock dam

b.Mulching

c.Contour barriers

d.Terrace Farming

91. Quantity of soil to be taken for texture analysis

a.20g

b.30g

c.10g

d.40g

92. In which year was the Green Revolution started ?

a.1965

b.1977

c.1978

d.1980

93. The environmental lapse rate is found to be:

a.– 6.5°C/km

b. 8.6°C/km

c. 6.5°C/km

d. 5.6°C/km

94. What term describes the idea that humans consider themselves to have a superior and fundamental place in the universe?

a.Ethnocentrism

b.Narcissim

c.Anthropocentrism

d.Egocentrism

95. The yield rates of crops between 1950 and 1998

a.Dramatically increased

b.Dramitically declined

c.Slighlty declined

d.None of the above

96. What is the ecological system integrating all living beings and their relationships?

a.Hydrosphere

b.Biosphere

c.Lithosphere

d.Total Wild life

97. The Biosphere is a region of earth which supports life. It includes- 1.Hydrosphere, 2.Lithosphere, 3.Stratosphere, 4.Troposphere

a.2, 3 and 4

b.1 and 3

c.1 and 4

d.1,2 and 4

98. Among the following climatic factors, which one has the least effect upon a terrestrial ecosystem?

a.Availability of water

b.Conditions of sunlights

c.Temperature variation

d.Wind

99. Which fertiliser produce acidity in soil

a.Calcium ammonium nitrate

b.Sodium nitrate

c.Calcium notrate

d.Ammonium sulphate

100. Where is the secretariat of the Conference on Biological Diversity?

a.Montreal

b.London

c.Italy

d.Toronto

101. What sort of data describes numerical data?

a.Nomothetic

b.Qualitative

c.Idiographic

d.Quantitive

CUET 2024 Environment Science MCQ Question Answers – 100 MCQs for Practice

Environment Science MCQ Question Answers for CUET 2024

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