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

a.Second Plan

b.First Plan

c.Fourth Plan

d.Third Plan

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

a.Nitrogen Dioxide

b.Carbon Dioxide

c.Carbon Monoxide

d.Nitrogen

3. What is 'HYV'

a.High yielding crops

b.Decreased yielding variety

c.High yielding variety

d.Higer yeild variety

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

a.1st October

b.1st December

c.1st May

d.5th June

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

a.Chlorofluorocarbon

b.Oxygen

c.Carbon monoxide

d.Water Vapour

6. VOC stands for _______________

a.Viable organic components

b.Volatile organic components

c.Varying organic components

d.Virtual organic carriage

7. During Inversion:

a.Temerature decreases with altitudfe

b.Temperature remians constant

c.None of the above

d.Temperature increases with altitude

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

a.Tidal Flat

b.Equatorial

c.Monsoon

d.Mixed

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

a.International Treaties

b.Custom

c.The opinions of international legal experts

d.Verdicts of the International Criminal court (ICC)

10. Long path optical measurement uses _____________

a.Ultraviolet radiation

b.None of the above

c.Both a and b

d.IR Radiation

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

a.Decreased rate of photosynthesis in vegetation

b.Increase frequency of hurricanes

c.Loss of fertile delta region as for agriculture

d.Shrinking of the polar ice regions

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

a.Conditions of sunlights

b.Wind

c.Temperature variation

d.Availability of water

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

a.Marxism

b.Liberalism

c.Critical Theory

d.Realism

14. Which of the following is an air pollutant?

a.Carbon Dioxide

b.Oxygen

c.Carbon Monoxide

d.Nitrogen

15. Which has the maximum rate of deforestation?

a.Temperate Zone

b.Tropical Zone

c.Northern Forest

d.Desert Zone

16. 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

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

a.50,000

b.2.5 Million

c.50 million

d.250,000

18. The demographic transition is

a.None of the above is correct

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

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

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

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

a.45 ppm

b.30 ppm

c.15 ppm

d.10 ppm

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

a.Atomic Power

b.Thermal Power

c.Natural gas

d.Hydro Electric power

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

a.Desert Ecosystem

b.Marine Ecosystem

c.Mountain Ecosystem

d.Grassland Ecosystem

22. Soil colloidal particle shows the phenomena

a.Adhesion and Cohension

b.All of the above

c.Plasticity

d.Flocculation

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

a.Dissolution

b.None of the above

c.Hydrolysis

d.Oxidation

24. When was the World Wildlife Fund founded?

a.1961

b.1965

c.1992

d.1969

25. In which year was the Green Revolution started ?

a.1980

b.1965

c.1978

d.1977

26. 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.Intercropping

b.Terrace Farming

c.Mulching

d.Rock dam

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

a.Polar Region

b.Rier

c.Tropical Region

d.Desert

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

a.Less than 100 ppm

b.Less than 700 ppm

c.Less than 300 ppm

d.Less than 500 ppm

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

a.Diminshing returns to natural resources

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

c.Rapid labour fore growth

d.All of the above

30. Land reforms policies in India have met with

a.Complete failure

b.Tremendous success

c.Limited success

d.None of the above

31. Environment includes

a.Oxygen and Nitrogen

b.Abiotic and iotic component

c.Biotic component

d.Abiotic Component

32. 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.How the world actually works

d.To produce and consume all goods without trade

33. 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.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 decreases the production of the crops

34. 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.Shelter belts

b.Contour barriers

c.Mulching

d.Rock dam

35. 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.Mulching

b.Contour barriers

c.Terrace Farming

d.Rock dam

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

a.Winter kill

b.Carbon sequestration

c.Biodiversity

d.Lack of clean water

37. 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.Brazil

d.China

38. The scope of land reforms does not include-

a.Land reforms can encompass law

b.Tenancy reforms

c.Intermediaries removal

d.All above

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

a.Chlorofluorocarbon

b.Freon

c.Carbon Monoxide

d.Carbon Dioxide

40. The largest ecosystem of earth is

a.Lithosphere

b.Biome

c.Biosphere

d.Hydrospere

41. Altruism can be defined as

a.Working together for a common goal

b.Buying patronising Band Aid records at Christmas

c.Ensuring that all individuals have equal access to resources

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

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

a.Shortcoming in legislation

b.poor implementation

c.All of these

d.Lack of political will

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

a.Potato

b.Onion

c.Corn

d.Tomato

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

a.Schutzdecke zone

b.Electrolytic zone

c.Autotrophic zone

d.Heterotrophic zone

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

a.All of the above

b.Product design and quality

c.The introduction of new products

d.Product price

46. Transportation cost of trade affects:

a.Pattern of trade

b.Global supply chains

c.All of the above

d.Boundries bwteen tradable and non-tradable goods

47. What are the four factor endowments?

a.International differences in climate

b.Material inputs used up in the process of production

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

d.Types of technology

48. The phenomenon slickenside found in which soil

a.Spodosa

b.Inceptisol

c.Gelisol

d.Vertisol

49. The air pollutants are mainly classified as____________

a.Natural or anthripogennic pollutants

b.Primary and secondary pollutants

c.Point source and non-point source

d.None of the above

50. 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.8

b.16

c.32

d.64

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

a.The females exclusively mate one gorilla

b.They have a different diet

c.They live in large communities

d.They have a lower level of sexual activity

52. The yield rates of crops between 1950 and 1998

a.Dramatically increased

b.Dramitically declined

c.Slighlty declined

d.None of the above

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

a.Lithosphere

b.Biosphere

c.Total Wild life

d.Hydrosphere

54. The environmental lapse rate is found to be:

a. 5.6°C/km

b. 8.6°C/km

c.– 6.5°C/km

d. 6.5°C/km

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

a.Homogeneity

b.Variation

c.Unimited access to resource

d.Harmony

56. Global warming is expected to result in

a.Increase in sea level

b.Change in crop pattern

c.All of these

d.Change in coastal line

57. What is the benefit of rain water storage?

a.Reduce the scarcity of water

b.Protection from soil erosion

c.Recharging ground water level

d.Respite from floods

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

a.Between 1% and 15%

b.Between 15% and 2%

c.More than 2 %

d.Less than 1

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

a.Natural Selection

b.Versatility

c.Survival of the fittest

d.Evolution

60. Quantity of soil to be taken for texture analysis

a.40g

b.30g

c.20g

d.10g

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

a.Refraction

b.Radiation

c.Reflection

d.Insolation

62. Sustainable development means maximising

a.The productivity of produced assets

b.Economic growth

c.None of the above

d.Income inequality

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

a.The theory of absolute advantage

b.The theory of mercantilism

c.The theory of comparative advantage

d.The Heckscher-Ohlin theory

64. Carbonates in water produce

a.Temporary hardness

b.Permanent hardness

c.Acidity

d.Both a and b

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

a.London

b.Italy

c.Montreal

d.Toronto

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

a.Flue gases

b.Stack Gases

c.HCI

d.None of the above

67. Rio Summit is associated with

a.Green House Gases

b.Ozone depletion

c.Convention on Biological Diversity

d.Wet Lands

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

a.FALSE

b.Some of the statement is true but not completely

c.TRUE

d.Some of the Statement is false but not completely

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

a.Elephant Grass

b.Water Hyacinth

c.Both b and c

d.Parthenium

70. Anthropogenic is a _______-

a.Modified Environment

b.None to fhe above

c.Both a and b

d.Natural Environment

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

a.Natural CO₂ emissions

b.Human made CO₂ emissions

c.Industrial CO₂ emissions

d.All of the mentioned

72. 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.Carbon Dioxide

c.Nitrous dioxide

d.Sulphur dioxide

73. What sort of data describes meaning and experience?

a.Quantitive

b.Idiographic

c.Qualitative

d.Nomothetic

74. The Ozone hole over Antarctica was discovered in

a.1975

b.1985

c.1978

d.1987

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

a.Beef

b.Sugar

c.Pork

d.Meat of Goat

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

a.Industries that sell to only foreign buyers

b.Import-competing industries

c. Industries that sell to domestic and foreign buyers

d.Industries in which there are neither imports nor exports

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

a.Water Pollution

b.Thermal Pollution

c.Noise pollution

d.Soil Pollution

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

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

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

c.A country claming to own the moon

d.A disputed National Election

79. Cast iron pipes are generally preferred to, because

a.Of ease to join

b.Of moderate cost

c.Of longer life

d.All of the above

80. The cause of reduction of forest coverage is

a.Manufacturing Industry

b.Agriculture

c.Rising Population

d.Tourism and Pilgrimage

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

a.Geneva

b.Montreal

c.Osaka

d.Florida

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

a.reduced inequality

b.Technological improvement

c.Increase resources

d.Increase land erosion

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

a.Ozone depletion

b.The quality of fresh water

c.Deforestation

d.All of the above

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

a.More rain

b.Absorption of carbon dioxide

c.Ecological balance

d.Conservation of wild

85. EL-Nino is

a.Sea Storm

b.Warm Ocean Current

c.Another name of Typhoon

d.Trophical Disturbance

86. 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 4

c.1,2 and 4

d.1 and 3

87. 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.1, 4, 3, 2

b.4, 1, 3, 2

c.4, 1, 2, 3

d.1,4, 2, 3

88. What sort of data describes numerical data?

a.Idiographic

b.Qualitative

c.Nomothetic

d.Quantitive

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

a.Ozone

b.Sulphur dioxide

c.Sulphur tetra oxide

d.Sulphur tera Oxide

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

a.Allows private ownership of capital

b.Has fixed exchange rates

c.Has flexible exchange rates

d.Conducts trade with other countries

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

a.All of the above

b.Countries will have same relative endowments of production factors

c.Consumers across countries will have identical and homogenous tastes

d.There will be no distortions or externalities

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

a.Eurpoean Court of Justice (ECJ)

b.Permanent court of International Justice (PCIJ)

c.International Criminal Court (ICC)

d.International Court of Justice (ICJ)

93. 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

94. 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 reinforce social bonds

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

d.To stimulate sexual activity

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

a.Automobile Laxity

b.Herbicide and Insecticide

c.Industrial Tributaties

d.Sewage and Garbage

96. 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.Human Resource

d.Local plants

97. What was the green revolution based on ?

a.Planting of trees

b.Introduction of new plant varietiees

c.Planting more trees

d.Crop Production

98. Which fertiliser produce acidity in soil

a.Sodium nitrate

b.Calcium ammonium nitrate

c.Calcium notrate

d.Ammonium sulphate

99. The Earth summit was organised by

a.WHO

b.UNCED

c.UNESCO

d.UNICEF

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

a.Narcissim

b.Anthropocentrism

c.Ethnocentrism

d.Egocentrism

101. The concept of survival of the fittest refers to

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

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

c.The individuals who work out the most

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

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

Environment Science MCQ Question Answers for CUET 2024

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