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 fertiliser produce acidity in soil

a.Calcium notrate

b.Ammonium sulphate

c.Sodium nitrate

d.Calcium ammonium nitrate

2. 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.Rapid labour fore growth

d.Diminshing returns to natural resources

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

a.Oxygen

b.Chlorofluorocarbon

c.Carbon monoxide

d.Water Vapour

4. Advantages of green revolution

a.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.

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

c. It increases the production of the crops

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

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

a.Osaka

b.Montreal

c.Florida

d.Geneva

6. 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.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 increases the production of the crops

d.It decreases the production of the crops

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

a.Schutzdecke zone

b.Autotrophic zone

c.Heterotrophic zone

d.Electrolytic zone

8. The Earth summit was organised by

a.UNICEF

b.WHO

c.UNESCO

d.UNCED

9. 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, 2, 3

b.4, 1, 2, 3

c.4, 1, 3, 2

d.1, 4, 3, 2

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

a.Herbicide and Insecticide

b.Industrial Tributaties

c.Automobile Laxity

d.Sewage and Garbage

11. In which year was the Green Revolution started ?

a.1965

b.1980

c.1977

d.1978

12. What is 'HYV'

a.High yielding variety

b.High yielding crops

c.Higer yeild variety

d.Decreased yielding variety

13. 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.A disputed National Election

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

d.A country claming to own the moon

14. 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)

15. 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

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

a.Less than 100 ppm

b.Less than 500 ppm

c.Less than 700 ppm

d.Less than 300 ppm

17. What sort of data describes meaning and experience?

a.Quantitive

b.Idiographic

c.Nomothetic

d.Qualitative

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

a.Wind

b.Temperature variation

c.Conditions of sunlights

d.Availability of water

19. The Ozone hole over Antarctica was discovered in

a.1987

b.1978

c.1985

d.1975

20. Sustainable development means maximising

a.Income inequality

b.None of the above

c.The productivity of produced assets

d.Economic growth

21. What are the four factor endowments?

a.Types of technology

b.Material inputs used up in the process of production

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

d.International differences in climate

22. Soil colloidal particle shows the phenomena

a.Flocculation

b.Plasticity

c.All of the above

d.Adhesion and Cohension

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

a.10 ppm

b.30 ppm

c.15 ppm

d.45 ppm

24. Which of the following is an air pollutant?

a.Carbon Monoxide

b.Nitrogen

c.Oxygen

d.Carbon Dioxide

25. The environmental lapse rate is found to be:

a.– 6.5°C/km

b. 6.5°C/km

c. 5.6°C/km

d. 8.6°C/km

26. Cast iron pipes are generally preferred to, because

a.All of the above

b.Of ease to join

c.Of moderate cost

d.Of longer life

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

a.Reflection

b.Refraction

c.Radiation

d.Insolation

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

a.Both b and c

b.Water Hyacinth

c.Parthenium

d.Elephant Grass

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

a.Total Wild life

b.Hydrosphere

c.Biosphere

d.Lithosphere

30. What sort of data describes numerical data?

a.Idiographic

b.Qualitative

c.Quantitive

d.Nomothetic

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

a.Onion

b.Potato

c.Corn

d.Tomato

32. 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.More than 2 %

d.Between 15% and 2%

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

a.FALSE

b.Some of the Statement is false but not completely

c.TRUE

d.Some of the statement is true but not completely

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

a.Product design and quality

b.The introduction of new products

c.Product price

d.All of the above

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

a.Freon

b.Carbon Monoxide

c.Carbon Dioxide

d.Chlorofluorocarbon

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

a.Lack of political will

b.All of these

c.poor implementation

d.Shortcoming in legislation

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

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

b. To remove parasites from other individuals

c.To reinforce social bonds

d.To stimulate sexual activity

38. The cause of reduction of forest coverage is

a.Tourism and Pilgrimage

b.Manufacturing Industry

c.Agriculture

d.Rising Population

39. VOC stands for _______________

a.Varying organic components

b.Virtual organic carriage

c.Viable organic components

d.Volatile organic components

40. Carbonates in water produce

a.Both a and b

b.Permanent hardness

c.Temporary hardness

d.Acidity

41. Which has the maximum rate of deforestation?

a.Northern Forest

b.Desert Zone

c.Temperate Zone

d.Tropical Zone

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

a.Ozone depletion

b.Deforestation

c.The quality of fresh water

d.All of the above

43. Altruism can be defined as

a.Working together for a common goal

b.Ensuring that all individuals have equal access to resources

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

d.Buying patronising Band Aid records at Christmas

44. 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.Rock dam

b.Intercropping

c.Mulching

d.Terrace Farming

45. 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

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

a.50 million

b.2.5 Million

c.50,000

d.250,000

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

a.Sugar

b.Pork

c.Meat of Goat

d.Beef

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

a.China

b.USA

c.Brazil

d.India

49. Nitrogen oxide affects human health by__________

a.None of the above

b.Causing irritation to the eyes and skin

c.Decreasing blood's ability to transport oxygen

d.Aggravating asthma Problem

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

a.Dissolution

b.Oxidation

c.None of the above

d.Hydrolysis

51. During Inversion:

a.Temerature decreases with altitudfe

b.Temperature remians constant

c.Temperature increases with altitude

d.None of the above

52. The phenomenon slickenside found in which soil

a.Spodosa

b.Gelisol

c.Inceptisol

d.Vertisol

53. The largest ecosystem of earth is

a.Hydrospere

b.Biosphere

c.Biome

d.Lithosphere

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

a.Third Plan

b.Fourth Plan

c.First Plan

d.Second Plan

55. 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

56. What is the benefit of rain water storage?

a.Protection from soil erosion

b.Recharging ground water level

c.Respite from floods

d.Reduce the scarcity of water

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

a.Harmony

b.Unimited access to resource

c.Homogeneity

d.Variation

58. How is comparative advantage defined?

a.To produce and consume all goods without trade

b.How the world actually works

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

d.Globalisation, growing economic linkages among countries

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

a.Loss of fertile delta region as for agriculture

b.Decreased rate of photosynthesis in vegetation

c.Shrinking of the polar ice regions

d.Increase frequency of hurricanes

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

a.Egocentrism

b.Ethnocentrism

c.Narcissim

d.Anthropocentrism

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

a.Flue gases

b.None of the above

c.HCI

d.Stack Gases

62. 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.Mulching

c.Terrace Farming

d.Rock dam

63. Environment includes

a.Biotic component

b.Abiotic Component

c.Abiotic and iotic component

d.Oxygen and Nitrogen

64. Anthropogenic is a _______-

a.Modified Environment

b.Both a and b

c.None to fhe above

d.Natural Environment

65. When was the World Wildlife Fund founded?

a.1992

b.1961

c.1965

d.1969

66. Rio Summit is associated with

a.Green House Gases

b.Ozone depletion

c.Wet Lands

d.Convention on Biological Diversity

67. The demographic transition is

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

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

c.None of the above is correct

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

68. 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.Contour barriers

b.Mulching

c.Rock dam

d.Shelter belts

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

a.The theory of absolute advantage

b.The Heckscher-Ohlin theory

c.The theory of comparative advantage

d.The theory of mercantilism

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

a.Evolution

b.Versatility

c.Natural Selection

d.Survival of the fittest

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

a.Sulphur dioxide

b.Sulphur tera Oxide

c.Sulphur tetra oxide

d.Ozone

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

a.Rier

b.Desert

c.Polar Region

d.Tropical Region

73. 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.1 and 4

c.1,2 and 4

d.2, 3 and 4

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

a.Increase land erosion

b.Technological improvement

c.reduced inequality

d.Increase resources

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

a.Equatorial

b.Mixed

c.Monsoon

d.Tidal Flat

76. Land reforms policies in India have met with

a.None of the above

b.Complete failure

c.Limited success

d.Tremendous success

77. Quantity of soil to be taken for texture analysis

a.30g

b.20g

c.10g

d.40g

78. 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.64

b.8

c.32

d.16

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

a.More rain

b.Ecological balance

c.Absorption of carbon dioxide

d.Conservation of wild

80. 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 work out the most

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

81. The scope of land reforms does not include-

a.All above

b.Land reforms can encompass law

c.Intermediaries removal

d.Tenancy reforms

82. EL-Nino is

a.Another name of Typhoon

b.Sea Storm

c.Trophical Disturbance

d.Warm Ocean Current

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

a.Liberalism

b.Critical Theory

c.Marxism

d.Realism

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

a.Consumers across countries will have identical and homogenous tastes

b.Countries will have same relative endowments of production factors

c.All of the above

d.There will be no distortions or externalities

85. Long path optical measurement uses _____________

a.Both a and b

b.IR Radiation

c.None of the above

d.Ultraviolet radiation

86. 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.Human Resource

c.Climate

d.Ecological system

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

a.5th June

b.1st May

c.1st December

d.1st October

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

a.Marine Ecosystem

b.Mountain Ecosystem

c.Grassland Ecosystem

d.Desert Ecosystem

89. 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

90. Transportation cost of trade affects:

a.All of the above

b.Pattern of trade

c.Global supply chains

d.Boundries bwteen tradable and non-tradable goods

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

a.Has fixed exchange rates

b.Allows private ownership of capital

c.Has flexible exchange rates

d.Conducts trade with other countries

92. What was the green revolution based on ?

a.Planting more trees

b.Introduction of new plant varietiees

c.Crop Production

d.Planting of trees

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

a.Carbon sequestration

b.Biodiversity

c.Lack of clean water

d.Winter kill

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

a.Natural gas

b.Hydro Electric power

c.Thermal Power

d.Atomic Power

95. 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)

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

a.Soil Pollution

b.Noise pollution

c.Water Pollution

d.Thermal Pollution

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

a.Italy

b.London

c.Montreal

d.Toronto

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

a.They have a different diet

b.They live in large communities

c.They have a lower level of sexual activity

d.The females exclusively mate one gorilla

99. Global warming is expected to result in

a.All of these

b.Change in coastal line

c.Change in crop pattern

d.Increase in sea level

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

a.Carbon Dioxide

b.Carbon Monoxide

c.Nitrogen Dioxide

d.Nitrogen

101. The yield rates of crops between 1950 and 1998

a.Slighlty declined

b.Dramatically increased

c.None of the above

d.Dramitically declined

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

Environment Science MCQ Question Answers for CUET 2024

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