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Ecology and Environment MCQ

192 MCQ questions with answers and explanations · page 3 of 8

Test yourself▶ 25 question test▶ 50 question test

Q51. Triclosan', considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

  1. AFood preservatives
  2. BFruit-ripening substances
  3. CReused plastic containers
  4. DToiletries
Show answer & explanation

Answer: D) Toiletries

Q52. Which of the following constitute a food chain?

  1. AGrass → Wheat → Mango
  2. BGrass → Goat → Human
  3. CGoat → Crow → Elephant
  4. DGrass → Fish → Goat
Show answer & explanation

Answer: B) Grass → Goat → Human

Q53. Kishtwar National Park is located in :

  1. AJharkhand
  2. BJammu and Kashmir
  3. CHimachal Pradesh
  4. DUttarakhand
Show answer & explanation

Answer: B) Jammu and Kashmir

Q54. Which one of the following is not a human made environment?

  1. ASwimming pool
  2. BZoo
  3. CLake
  4. DGarden
Show answer & explanation

Answer: C) Lake

Q55. Gir National Park is situated in :

  1. AWest Bengal
  2. BGujarat
  3. CRajasthan
  4. DAssam
Show answer & explanation

Answer: B) Gujarat

Q56. Which one of the following weeds is effective in controlling water pollution caused by industrial effluents?

  1. AParthenium
  2. BElephant grass
  3. CWater hycinth
  4. DMogar grass
Show answer & explanation

Answer: A) Parthenium

Q57. In which of the following state of India the only floating park in the world is situated?

  1. AMeghalaya
  2. BManipur
  3. CTripura
  4. DAssam
Show answer & explanation

Answer: B) Manipur

Q58. What are the substances which contaminate the air called?

  1. ASmoke
  2. BAir pollutants
  3. CDust
  4. DExhausts
Show answer & explanation

Answer: B) Air pollutants

Q59. Which sanctuary in India is famous for Rhinoceros and in which state is it located?

  1. AGir, Gujarat
  2. BKaziranga, Assam
  3. CRanthambore, Rajasthan
  4. DCorbett, Uttarakhand
Show answer & explanation

Answer: B) Kaziranga, Assam

Q60. Which of the following has Maximum bio-diversity?

  1. ADesert
  2. BRiver
  3. CPolar Region
  4. DTropical Region
Show answer & explanation

Answer: D) Tropical Region

Q61. Who was the pioneer of Chipko movement of 1973?

  1. ASambaji
  2. BBaba Amte
  3. CSunderlal Bahuguna
  4. DMedha Patkar
Show answer & explanation

Answer: C) Sunderlal Bahuguna

Q62. ……… acts as a shield absorbing ultraviolet radiation from the sun.

  1. AChlorofluorocarbons
  2. BStratosphere
  3. COzone hole
  4. DGreenhouse
Show answer & explanation

Answer: B) Stratosphere

Q63. Any undesirable change in physical, chemical or biological characteristis of air, land, water or soil is called____

  1. AGreenhouse effect
  2. BSolid wastes
  3. CPollution
  4. DDeforestation
Show answer & explanation

Answer: C) Pollution

Q64. Which one of the following is not a major abiotic factors?

  1. ATemperature
  2. BWater
  3. CLight
  4. DAir
Show answer & explanation

Answer: D) Air

Q65. Which state in India has made roof top rainwater harvesting structure compulsory to all the houses in the state?

  1. AMaharashtra
  2. BKerala
  3. CTamil Nadu
  4. DOdisha
Show answer & explanation

Answer: C) Tamil Nadu

Q66. In the biosphere living beings are inter-related and interdependent on each other for survival. This life supporting system is known as the ……….

  1. AEcosystem
  2. BMountain range
  3. CForest
  4. DAtmosphere
Show answer & explanation

Answer: A) Ecosystem

Q67. Sullage water is …………….

  1. AWaste water released from kitchen
  2. BWaste water released from toilets
  3. CWaste water released from factories
  4. DWaste water released from hospitals
Show answer & explanation

Answer: A) Waste water released from kitchen

Q68. Presence of large amounts of nutrients in water also causes excessive growth of ……… algae.

  1. ABiomagnification
  2. BAlgal bloom
  3. CPlanktonic
  4. DEutrophication
Show answer & explanation

Answer: C) Planktonic

Q69. Which of the following synthetic chemical is responsible for ozone layer depletion?

  1. ABiomagnification
  2. BChlorofluorocarbons
  3. CPolyvinylchloride
  4. DMethanol
Show answer & explanation

Answer: B) Chlorofluorocarbons

Q70. What is a system of interlocking and interdependent food chains called?

  1. AFood cycle
  2. BFood chain
  3. CFood web
  4. DFood system
Show answer & explanation

Answer: C) Food web

Q71. Guru Ghasidas National Park is located in :

  1. AChhattisgarh
  2. BUttar Pradesh
  3. CBihar
  4. DMadhya Pradesh
Show answer & explanation

Answer: A) Chhattisgarh

Q72. 10 percent law is related with___

  1. ATransfer of energy as food from one tropic level to other
  2. BTransfer of heat from one matter to another
  3. CTransfer of Birds from one zone to another
  4. DTransfer of water from one zone to another
Show answer & explanation

Answer: A) Transfer of energy as food from one tropic level to other

Q73. Which is not Green House Gas?

  1. ACH₄
  2. BCFC
  3. CSO₂
  4. DN₂O
Show answer & explanation

Answer: C) SO₂

Q74. Katarniaghat Wildlife Sanctuary is situated in which state?

  1. AUttar Pradesh
  2. BKarnataka
  3. CMadhya Pradesh
  4. DBihar
Show answer & explanation

Answer: A) Uttar Pradesh

Q75. A narrow zone where land, water and air interact is called ………..

  1. AEnvironment
  2. BBiosphere
  3. CAtmosphere
  4. DHydrosphere
Show answer & explanation

Answer: B) Biosphere

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