Environmental Question Answer

1 what is greenhouse effect?

A. It is a phenomenon that traps long wavelength radiation that leads to more heating and a higher resultant temperature.

B. It is a phenomenon of releasing heat wave to the environment.

C. Both A & B

D. None of the above

Ans: A

2. Which of the following is the best example of Greenhouse effect?

A. Sunlight warms your car

B. Weather change

C. Sea Breezes

D. Cloud Bursting

Ans: A

3. What are the main the constituent of acid rains?

A. Nitrogen Oxide

B. Sulphur Dioxide

C. Nitrogen Dioxide

D. All of the above

Ans: D

4. Consider the following statement (s) related to the impact of Acid of precipitation

I. The ecological effects of acid rain are most clearly seen in aquatic environments, such as streams, lakes, and marshes where it can be harmful to fish and other wildlife.

II. At high elevations, acidic fog and clouds might strip nutrients from trees’ foliage, leaving them with brown or dead leaves and needles.

Which of the following statement (s) is/are correct?

A. Only I

B. Only II

C. Both I & II

D. Neither I nor I

Ans: C

5. When the problem of ozone depletion was first identified?

A. 1970

B. 1971

C 1972

D. 1973

Ans: A

6. Consider the following statement (s) about the adverse consequences of ozone depletion.

I. The ultraviolet rays damage DNA (the genetic code in every living cell)

II. It damages the melanoma (one type skin cancer).

Code:

A. Only I

B. Only II

C. Both I & II

D. Neither I nor II

Ans: C

7. What is salinisation?

A. It is a process of accumulation of soluble minerals in upper soil horizons.

B. It is a process of accumulation of soluble base in upper soil horizons.

C. It is a process of accumulation of soluble acid in upper soil horizons.

D. It is a process of accumulation of soluble salts in upper soil horizons.

Ans: D

8. Which of the following is/are related to the Gully erosion?

A. Chambal ravines

B. Catchment area of Chambal River

C. Thar Desert

D. Both A & B

Ans: D

9. Which of the following is/are the main factor(s) responsible for the rapid rate deforestation?

A. Rapid growth of population in the developing countries

B. Extension of agriculture and grazing lands

C. Rising demand for lumber, timber, paper, fuel-wood and charcoal, and other forest products.

D. All of the above

Ans: D

10. Which of the following is not related with the sources of Air pollution?

A. Volcanic Emissions

B. Acid Rains

C. Fuel combustion in vehicular traffic

D. Petroleum Refining

Ans: B

11. In which among the following places of the world all species of ' Lemur' are endemic?

A. New Caledonia

B. Galapagos Islands

C. Madagascar

D. None of the above

Ans:  C

12. On which date International Day for Biodiversity is observed?

A. May, 15

B. May, 20

C. May, 22

D. June, 5

Ans:  C

13. Which among the following country is considered to have the world’s first sustainable bio-fuels economy?

A. India

B. Brazil

C. Australia

D. South Africa

Ans:  B

14. Largest share in global mangrove areas are found in?

A. India

B. Brazil

C. Indonesia

D. South Africa

Ans:  C

15. The ‘thickness’ of Stratospheric Ozone layer is measured in?

A. Donson Units

B. Candella

C.Melson Units

D. Sieverts

Ans:  A

16. Which of the following region is known as a hotspot for cactus biodiversity?

A. Sahara Desert

B. Tehuacan valley

C. Caatinga scrub

D. None of the above

Ans:  B

17. Montreal protocol is related to?

A. Ozone Layer

B. Extinct species

C.Endangered Birds

D. None of the above

Ans:  A

18. Kanha National park is located at?

A. Uttarakhand

B. Uttar Pradesh

C. Bihar

D. Madhya Pradesh

Ans:   D

19. Valmiki National Park and Wildlife Sanctuary is located at?

A. Uttarakhand

B. Uttar Pradesh

C. Maharashtra

D. Bihar

Ans:  D

20. Which of the following is the correct definition of ‘Biodiversity’?

A. The variety of plant and animal life in the world or in a particular habitat, a high level of which is usually considered to be important and desirable.

B. It encompasses the interaction of all living species. Climate, weather, and natural resources that affect human survival and economic activity.

C. Both A & B

D. None of the above

Ans:  A

21. The main source of water pollution is :

(A) Sewage Water

(B) Rain Water

(C) Atmospheric Pollutants

(D) Well-Water

Ans-(A) Sewage Water

22. Which gas is mainly responsible for green house effect?

(A) CO2

(B) H2

(C) O2

(D) water vapours

Ans- (A) CO2

23. Cutting of trees in a forest is called :

(A) Deforestation

(B) Aforestation

(C) Reforestation

(D) None of these

Ans-(A) Deforestation

24. The sound of which intensity is regarded as the safe noise level for a city?

(A) 80 dB

(B) 60 dB

(C) 120 dB

(D)  45 dB

Ans- (D) 45 dB

25. Which of the following disease is not caused by water pollution?

(A) Malaria

(B) Jaundice

(C) Typhoid

(D) Dysentery

Ans- (A) Malaria

26. Earth day is observed on :

(A) February 16

(B) April 4

(C) April 22

(D) September 17

Ans- (C) April 22

27. State with the highest percentage of forests is:

(A) Arunachal Pradesh

(B) Uttar Pradesh

(C) Assam

(D)  Mizoram

Ans- (D) Mizoram

28. Project Tiger was introduced in :

(A) 1973

(B) 1984

(C) 1995

(D) 2001

Ans- (A) 1973

29. World Wildlife Fund was founded in :

(A) 1961

(B) 1965

(C) 1969

(D) 1992

Ans-(A) 1961

30. World Environment Day is observed on :

(A) January 31

(B) August 25

(C) June 5

(D) October 31

Ans- (B) June 5

31. Branch of Biology which is concerned with the inter-relationship between plants and animals is called :

(A) Physiology

(B) Ecology

(C) Anatomy

(D) Morphology

Ans-(B) Ecology

32. The largest unit of living organisms on earth is :

(A) Biosphere

(B) biome

(C) Ecosystem

(D) Population

Ans-(A) Biosphere

33. The two components of an ecosystem are :

(A) Plants and animals

(B) Biotic and abiotic

(C) Plants and light

(D) Weeds and micro-organisms

Ans-(B) Biotic and abiotic

34. The green plants are called :

(A) Producers

(B) Consumers

(C) Decomposers

(D) None of these

Ans-(A) Producers

35. Total organic matter present in an ecosystem is called :

(A) Biome

(B) Biomass

(C) Biotic community

(D) Litter

Ans-(B) Biomass

36. Plants are killed at low temperature because :

(A) Desiccation takes place owing to the withdrawal of water from vacuolated protoplasm

(B) Precipitation of cell proteins

(C) Cells rupture due to the mechanical pressure of ice

(D) All the above three are correct

Ans- (D) All the above three are correct

37. Which one of the chemicals is responsible for the reduction of ozone content of the atmosphere?

(A) SO2

(B) Chlorofluoro carbon

(C) HCl

(D) Photochemical smog

Ans- (B) Chlorofluoro carbon

38. Acid rains occur when atmosphere is heavily polluted with :

(A) SO2 and NO2

(B) Smoke particles

(C) Ozone

(D) CO, CO2

Ans- (A) SO2 and NO2

39. Soil erosion can be prevented by :

(A) Increasing bird population

(B) Afforestation

(C) Removal of vegetation

(D) Over grazing

Ans- (B) Afforestation

40. Spraying of DDT on crops causes pollution of:

(A) Soil and Water

(B) Air and Soil

(C) Crops and Air

(D) Air and Water

Ans- (A) Soil and Water

Environment Practice Questions

Part A

Q1: What do we call the study of inland waters?

A) Oceanology                  B) Mariology                   C) Cartography                  D) Limnology            E) None of these

Q2: The National Biodiversity Congress, 2017 (N B C) was held in which place?

A) Srinagar, J & K                     B) New Delhi                   C) Kolkata, West Bengal                  D) Thiruvananthapuram, Kerala                E) None of these

Q3: Out of the following, choose the main features of ‘National Ganga River Basin Authority (N G R B A)’?

I) The river basin was declared to be the unit of planning and management.

II) The N G R B will lead the river conservation efforts at the national level.

III) The Chairman of the N G R B A was chosen from the group of Chief Ministers of states across which the river Ganga flows.

A) I and II only                          B) II and III only                      C) I and III only               D) I, II, and III               E) None of these

Q4: The chairman of the Intergovernmental Panel on Climate Change (I P C C)?

A) Ban Ki-Moon                   B) Kim Un Yun                     C) Kim Jin Kun               D) Hoesung Lee                 E) None of these

Q5: A new species of Banana was discovered recently by scientists. The trees could reach a height of eleven metres and the banana has an orange coloured pulp instead of the white coloured pulp. This banana species was found in?

A) Daman & Diu                    B) Western Ghats                 C) Eastern Ghats                 D) Dachigam National Park, J & K               E) Andaman Islands                 F) The Nicobar Islands.

Find Your Answers Here

Q1: D), Q2: D), Q3: A), Q4:  D), Q5: E)

Part B

Q1: Following is a list of some naturally occurring phenomena. Select the one(s) that add(s) carbon dioxide to the atmosphere of earth?

I) Volcanic Eruptions

II) Decaying organic matter

III) Photosynthesis

IV) Respiration

A) I, II and III                         B) I, and II only              C) I only               D) II, III and IV only                   E) All of these

Q2: Which of the following National Parks is home to the Great Indian one-horned Rhinoceros?

A) Kaziranga National Park and Tiger Reserve

B) The Dachigam National Park

C) Jim Corbett National Park

D) Anamudi Shola National Park

E) Indra Gandhi Wildlife Sanctuary and National Park

Q3: The Mahatma Gandhi Marine National Park is located in which of the following parts of India?

A) Madhya Pradesh              B) J & K                        C) Andaman and Nicobar Islands            D) Daman & Diu              E) None of these

Q4: The following place is the only home of Hangul in the world?

A) Mount Abu Wildlife Sanctuary, Rajasthan                     B) Mukundra Hills National Park, Rajasthan                  C) Nanda Devi National Park, Uttarakhand               D) Dachigam National Park, J & K              E) None of these

Q5: Where is the North Button Island National Park located?

A) Andaman and Nicobar Islands                    B) Himachal Pradesh                    C) Jammu and Kashmir                       D) West Bengal

Q6: The Salim Ali National Park located in J & K, is named after whom?

A) Indian Ornithologist, Salim Ali

B) Plant Biologist of India, Dr Salim Ali

C) First Evolutionary Biologist of India, Dr Salim Ali

D) Chief Minister of J & K, Shri Salim Ali

E) None of the above

Find Your Answers Here

Q1: D), Q2: A), Q3: C), Q4: D), Q5: A), Q6: A)

Part C

Q1: Where was The United Nations Conference on Environment and Development (U N C E D) or The Earth Summit held at?

A) Rio de Janeiro                      B) Beijing                   C) Paris                      D) Adis Ababa            E) None of these

Q2: The study and analysis of dependence and interactions among various organisms and their habitats, is known as?

A) Environmentology                   B) Biology                C) Environmental Biology                        D) Ecology               E) None of these

Q3: _______ found the International Society for Tropical Ecology in 1956, and its international journal, Tropical Ecology, which began publication in 1960 and also found the National Institute of Ecology and the International Journal of Ecology & Environmental Sciences.

A) Ramdeo Misra                   B) Ramdeo Misra and G S Puri                        C) G S Puri                 D) None of the options is correct

Q4:   Who coined the term “ecology”?

A) Ernst Haeckel                     B) Nernst Kelvin                   C) Lord Kelvin               D) Nicola Tesla           E) Krishna Kant Patnaik

Q5:  The 2007 Nobel Prize for Peace was shared between whom?

A) President Barack Obama and Heidi Gomez

B) The Intergovernmental Panel on Climate Change or I P C C and Al Gore.

C) Rachel Carson and Simon Kerton

D) Ramdeo Misra and Krishna Kant Patnaik

E) None of the above

Find Your Answers Here

Q1: A), Q@: D), Q3: B), Q4: A), Q5: B)