Environmental Studies Multiple Choice Questions and Answer | 30 Multiple Choice Questions and Answers on Environmental Science
EVS MCQ Quiz: EVS stands for Environmental science or Environmental Studies. Environmental studies connects principles from the physical sciences, commerce the humanities, and social sciences to address complex contemporary environmental issues. EVS is helps to develop an understanding of living and physical environment and how to resolve challenging environmental issues affect nature. The Environmental includes which we depends on directly or indirectly of our survival, whether it living component such as plants, animals or non living components such as soil, air and water. However, the Environmental field is growing quickly, and there are many industries in high demand like environmental engineer or scientist.
In this article, we have update 30 environmental science solved mcq questions are provided below. Remaining questions are updated shortly. you have to attend the below environmental science multiple choice questions quiz. This is great chance chance for students can utilize the environmental studies subject. You have to find this Environmental science questions easily and better understanding of environmental studies. Jobs offers in the environmental field are generally highly competitive and may require specialized experience. Practice regularly for this environmental science objective questions. In our site regularly update general knowledge quiz topics.
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Latest Environmental Science MCQ Questions and Answer
Name of the Quiz | Environmental Science |
Number of Questions | 30 |
Category | MCQ |
Environmental Science Solved MCQ Questions:
1. At what time of day is the relative humidity normally at a minimum?
- when the air temperature is lowest
- just before sunrise
- when the air temperature is highest
- about midnight
Answer: When the air temperature is highest
2. Infrared and visible satellite images might provide_______________
- A way of distinguishing between “new” and “old” clouds
- A way of determining cloud thickness and altitude
- A way of distinguishing between wet and dry clouds
- A way of identifying clouds suitable for cloud seeding
Answer: A way of determining cloud thickness and altitude
3. The blueness of the sky is mainly due to_________
- Emission of blue light by the atmosphere
- The presence of water vapor
- The scattering of sunlight by air molecules
- Absorption of blue light by the air
Answer: The scattering of sunlight by air molecules
4. The atmospheric greenhouse effect is produced mainly by the____________
- Absorption and re-emission of infrared radiation by the atmosphere
- Absorption and re-emission of ultraviolet radiation by the atmosphere
- Absorption and re-emission of visible light by the atmosphere
- Absorption and re-emission of visible light by clouds
Answer: Absorption and re-emission of infrared radiation by the atmosphere
5. In calm air the air temperature is -10o C, if the wind speed should increase to 30 knots (with no change in air temperature) the thermometer would indicate___________
- A much higher temperature than -10o C
- A temperature of -30o C
- A much lower temperature than -10o C
- A temperature of -10o C
Answer: A temperature of -10o C
6. The gradual physiological adjustment to slowly changing new environmental conditions is known as_________
- Introduction
- Quarantine
- Selection
- Acclimatization
Answer: Acclimatization
7. The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating?
- Absorption of infrared energy that has been radiated from the surface
- Conduction of heat upward from a hot surface
- Convection from a hot surface
- Heat energy from the earth’s interior
Answer: Heat energy from the earth’s interior
8. Acid deposition causes____________
- the greenhouse effect to lesson
- acid indigestion in humans
- lakes and forests to die
- All of above
Answer: lakes and forests to die
9. Salinization is ___________.
- Accumulation of salts in water
- Accumulation of salts in soil
- Accumulation of salts in animals
- Accumulation of salts in body
Answer: Accumulation of salts in soil
10. What is the cause of the Exxon Valdez?
- a plane which crashed and caused death of human life
- a ship which wrecked on the coast of India
- Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected
- None
Answer: Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected
11. Basidiospores are considered to be a major source of___________
- Animal Faces
- Airbone Allergens
- Bioweapon
- Water Borne Allergens
Answer: airborne allergens
12. The species that flower are called___________
- Bryophytes
- Angiosperms
- Gymnosperms
- Algae
Answer: angiosperms
13. The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere_________
- Barograph
- Altimeter
- Radiosonde
- Aneroid Barometer
Answer: Radiosonde
14. A term biotype means__________
- all individual with different phenotype
- all individuals having same phenotype
- all individuals having same genotype
- all individuals with different genotype
Answer: all individuals having same genotype
15. Water vapour is________
- A snowflake
- A cloud droplet
- A gas
- A rain drop
Answer: A gas
16. Radiations are harmful as it__________
- is unstable
- causes anemia
- causes skin cancer
- alters body tissues
Answer: causes skin cancer
17. Fatal degenerative lung disease caused by particulate asbestos is referred to as________
- allergy
- asthma
- asbestosis
- sinusitis
Answer: asbestosis
18. In a temperature inversion__________
- Air temperature remains constant with increasing height
- Air temperature increases with increasing height
- It is warmer at night than during the day
- Air temperature decreases with increasing height
Answer: Air temperature increases with increasing height
19. In middle latitudes, which cloud will have the lowest base?
- Altocumulus
- Cirrostratus
- Stratocumulus
- Cirrus
Answer: Stratocumulus
20. Ramsar Convention refers to the conservation of ____________
- Agriculture lands
- Wetlands
- Deserts
- Forest land
Answer: Wetlands
21. The earth’s atmosphere is divided into layers based on the vertical profile of___________
- Air temperature
- Air Pressure
- Air Density
- Wind speed
Answer: Air temperature
22. The wind direction is_____________
- Always directly from low toward high pressure
- Always directly from high toward low pressure
- The direction from which the wind is blowing
- The direction to which the wind is blowing
Answer: The direction from which the wind is blowing
23. The temperature at which water boils depends mainly on__________
- Air pressure
- Relative humidity
- Air temperature
- Air density
Answer: Air pressure
24. The Salim Ali Bird sanctuary is located at__________
- Anakkatti
- Pondicherry
- Thattekad
- Kalakkad
Answer: Thattekad
25. Melanornia (skin cancer) is associated with__________
- acid rain
- ozone depletion
- ozone accumulation
- allergens
Answer: ozone depletion
26. Soil pollution is caused by_________
- Acid rain
- PAN
- Aerosol
- Ozone
Answer: Acid rain
27. When oil and gas resources are burnt they kill many forests and lakes by
- water pollution
- forest fire
- deforestation
- acid rain
Answer: acid rain
28. CFCs are used as__________
- insulators
- refrigerants
- aerosol propellants
- All of the above
Answer:
29. What is hibernation and aestivation?
- adaptation of animals to escape from predators
- wind adaptation shown by animals
- Thermal adaptation shown by animals
- None
Answer: Thermal adaptation shown by animals
30. Fine organic or inorganic particles suspended in air is called_________
- aerosol
- particulate pollutant
- gaseous pollutant
- None
Answer: aerosol
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