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. 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.16

b.64

c.32

d.8

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

a.Carbon sequestration

b.Lack of clean water

c.Winter kill

d.Biodiversity

3. 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

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

a.To reinforce social bonds

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

c.To stimulate sexual activity

d. To remove parasites from other individuals

5. How is comparative advantage defined?

a.Globalisation, growing economic linkages among countries

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

c.To produce and consume all goods without trade

d.How the world actually works

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

a.Industries in which there are neither imports nor exports

b.Import-competing industries

c.Industries that sell to only foreign buyers

d. Industries that sell to domestic and foreign buyers

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

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

b.Diminshing returns to natural resources

c.All of the above

d.Rapid labour fore growth

8. When was the World Wildlife Fund founded?

a.1965

b.1969

c.1961

d.1992

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

a.Autotrophic zone

b.Schutzdecke zone

c.Heterotrophic zone

d.Electrolytic zone

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

a.Carbon Dioxide

b.Carbon Monoxide

c.Chlorofluorocarbon

d.Freon

11. Which fertiliser produce acidity in soil

a.Calcium notrate

b.Sodium nitrate

c.Ammonium sulphate

d.Calcium ammonium nitrate

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

a.Total Wild life

b.Lithosphere

c.Hydrosphere

d.Biosphere

13. The air pollutants are mainly classified as____________

a.Point source and non-point source

b.Primary and secondary pollutants

c.Natural or anthripogennic pollutants

d.None of the above

14. Carbonates in water produce

a.Acidity

b.Both a and b

c.Temporary hardness

d.Permanent hardness

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

a.30 ppm

b.45 ppm

c.10 ppm

d.15 ppm

16. Disadvantages of green revolution

a.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.

b.It increases the production of the crops

c.It decreases the production of the crops

d.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.

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

a.50,000

b.250,000

c.50 million

d.2.5 Million

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

a.Variation

b.Unimited access to resource

c.Harmony

d.Homogeneity

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

a.Insolation

b.Radiation

c.Refraction

d.Reflection

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

a.Nitrous dioxide

b.Sulphur dioxide

c.Carbon Dioxide

d.Carbon monoxide

21. During Inversion:

a.Temperature remians constant

b.None of the above

c.Temperature increases with altitude

d.Temerature decreases with altitudfe

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

a.USA

b.India

c.Brazil

d.China

23. 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.Rock dam

b.Shelter belts

c.Contour barriers

d.Mulching

24. Altruism can be defined as

a.Ensuring that all individuals have equal access to resources

b.Buying patronising Band Aid records at Christmas

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

d.Working together for a common goal

25. Cast iron pipes are generally preferred to, because

a.All of the above

b.Of longer life

c.Of moderate cost

d.Of ease to join

26. Which has the maximum rate of deforestation?

a.Temperate Zone

b.Tropical Zone

c.Northern Forest

d.Desert Zone

27. Long path optical measurement uses _____________

a.Ultraviolet radiation

b.Both a and b

c.None of the above

d.IR Radiation

28. The demographic transition is

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

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

c.None of the above is correct

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

29. Soil colloidal particle shows the phenomena

a.Flocculation

b.Plasticity

c.Adhesion and Cohension

d.All of the above

30. 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.Contour barriers

b.Terrace Farming

c.Mulching

d.Rock dam

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

a.Shrinking of the polar ice regions

b.Increase frequency of hurricanes

c.Loss of fertile delta region as for agriculture

d.Decreased rate of photosynthesis in vegetation

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

a.Hydro Electric power

b.Thermal Power

c.Natural gas

d.Atomic Power

33. What is 'HYV'

a.High yielding crops

b.Decreased yielding variety

c.High yielding variety

d.Higer yeild variety

34. 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

35. What sort of data describes numerical data?

a.Nomothetic

b.Idiographic

c.Qualitative

d.Quantitive

36. Advantages of green revolution

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

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 explains the modern farming method ,example, irrigation method,

d. It increases the production of the crops

37. Global warming is expected to result in

a.Increase in sea level

b.Change in coastal line

c.Change in crop pattern

d.All of these

38. 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.Consumers across countries will have identical and homogenous tastes

d.There will be no distortions or externalities

39. 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.Ecological system

b.Climate

c.Local plants

d.Human Resource

40. Rio Summit is associated with

a.Green House Gases

b.Convention on Biological Diversity

c.Wet Lands

d.Ozone depletion

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

a.Industrial Tributaties

b.Automobile Laxity

c.Sewage and Garbage

d.Herbicide and Insecticide

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

a.All of the above

b.Deforestation

c.Ozone depletion

d.The quality of fresh water

43. What sort of data describes meaning and experience?

a.Quantitive

b.Nomothetic

c.Idiographic

d.Qualitative

44. Sustainable development means maximising

a.None of the above

b.The productivity of produced assets

c.Economic growth

d.Income inequality

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

a.Equatorial

b.Mixed

c.Monsoon

d.Tidal Flat

46. The scope of land reforms does not include-

a.Land reforms can encompass law

b.Tenancy reforms

c.Intermediaries removal

d.All above

47. 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

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

a.Fourth Plan

b.Second Plan

c.First Plan

d.Third Plan

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

a.Beef

b.Meat of Goat

c.Sugar

d.Pork

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

a.1 and 3

b.2, 3 and 4

c.1,2 and 4

d.1 and 4

51. Quantity of soil to be taken for texture analysis

a.40g

b.20g

c.30g

d.10g

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

a.Chlorofluorocarbon

b.Oxygen

c.Carbon monoxide

d.Water Vapour

53. The concept of survival of the fittest refers to

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

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

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

d.The individuals who work out the most

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

a.reduced inequality

b.Technological improvement

c.Increase land erosion

d.Increase resources

55. The largest ecosystem of earth is

a.Lithosphere

b.Hydrospere

c.Biome

d.Biosphere

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

a.They have a different diet

b.They have a lower level of sexual activity

c.The females exclusively mate one gorilla

d.They live in large communities

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

a.Nitrogen Dioxide

b.Nitrogen

c.Carbon Monoxide

d.Carbon Dioxide

58. 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.Intercropping

c.Rock dam

d.Terrace Farming

59. 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

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

a.FALSE

b.TRUE

c.Some of the Statement is false but not completely

d.Some of the statement is true but not completely

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

a.Onion

b.Potato

c.Tomato

d.Corn

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

a.Flue gases

b.None of the above

c.Stack Gases

d.HCI

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

a.Toronto

b.Montreal

c.Italy

d.London

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

a.5th June

b.1st December

c.1st May

d.1st October

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

a.Ecological balance

b.Conservation of wild

c.Absorption of carbon dioxide

d.More rain

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

a.Osaka

b.Montreal

c.Florida

d.Geneva

67. In which year was the Green Revolution started ?

a.1980

b.1977

c.1965

d.1978

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

a.Availability of water

b.Wind

c.Conditions of sunlights

d.Temperature variation

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

a.Less than 500 ppm

b.Less than 300 ppm

c.Less than 100 ppm

d.Less than 700 ppm

70. Environment includes

a.Oxygen and Nitrogen

b.Biotic component

c.Abiotic and iotic component

d.Abiotic Component

71. VOC stands for _______________

a.Viable organic components

b.Virtual organic carriage

c.Varying organic components

d.Volatile organic components

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

a.The opinions of international legal experts

b.International Treaties

c.Custom

d.Verdicts of the International Criminal court (ICC)

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

a.Thermal Pollution

b.Soil Pollution

c.Water Pollution

d.Noise pollution

74. The phenomenon slickenside found in which soil

a.Gelisol

b.Spodosa

c.Inceptisol

d.Vertisol

75. The environmental lapse rate is found to be:

a. 5.6°C/km

b. 6.5°C/km

c.– 6.5°C/km

d. 8.6°C/km

76. What is the benefit of rain water storage?

a.Respite from floods

b.Reduce the scarcity of water

c.Recharging ground water level

d.Protection from soil erosion

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

a.All of the mentioned

b.Industrial CO₂ emissions

c.Natural CO₂ emissions

d.Human made CO₂ emissions

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

a.The Heckscher-Ohlin theory

b.The theory of mercantilism

c.The theory of comparative advantage

d.The theory of absolute advantage

79. The yield rates of crops between 1950 and 1998

a.Slighlty declined

b.Dramatically increased

c.None of the above

d.Dramitically declined

80. Transportation cost of trade affects:

a.Boundries bwteen tradable and non-tradable goods

b.All of the above

c.Global supply chains

d.Pattern of trade

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

a.Polar Region

b.Desert

c.Rier

d.Tropical Region

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

a.Has flexible exchange rates

b.Has fixed exchange rates

c.Conducts trade with other countries

d.Allows private ownership of capital

83. Anthropogenic is a _______-

a.Both a and b

b.None to fhe above

c.Modified Environment

d.Natural Environment

84. The Earth summit was organised by

a.UNESCO

b.WHO

c.UNCED

d.UNICEF

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

a.Both b and c

b.Elephant Grass

c.Water Hyacinth

d.Parthenium

86. Which of the following is an air pollutant?

a.Carbon Dioxide

b.Oxygen

c.Carbon Monoxide

d.Nitrogen

87. What was the green revolution based on ?

a.Planting of trees

b.Introduction of new plant varietiees

c.Crop Production

d.Planting more trees

88. EL-Nino is

a.Warm Ocean Current

b.Another name of Typhoon

c.Sea Storm

d.Trophical Disturbance

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

a.International Court of Justice (ICJ)

b.Permanent court of International Justice (PCIJ)

c.Eurpoean Court of Justice (ECJ)

d.International Criminal Court (ICC)

90. The Ozone hole over Antarctica was discovered in

a.1978

b.1985

c.1987

d.1975

91. 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.1,4, 2, 3

d.4, 1, 3, 2

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

a.Versatility

b.Evolution

c.Natural Selection

d.Survival of the fittest

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

a.A country claming to own the moon

b.A disputed National Election

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

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

94. 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

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

a.Sulphur tetra oxide

b.Ozone

c.Sulphur dioxide

d.Sulphur tera Oxide

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

a.Realism

b.Critical Theory

c.Liberalism

d.Marxism

97. The cause of reduction of forest coverage is

a.Manufacturing Industry

b.Agriculture

c.Rising Population

d.Tourism and Pilgrimage

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

a.Hydrolysis

b.Dissolution

c.None of the above

d.Oxidation

99. 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 %

100. Land reforms policies in India have met with

a.Tremendous success

b.None of the above

c.Complete failure

d.Limited success

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

a.Egocentrism

b.Narcissim

c.Ethnocentrism

d.Anthropocentrism

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

Environment Science MCQ Question Answers for CUET 2024

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