GEOGRAPHY MCQS SET 146

GEOGRAPHY MCQS SET 146

1451) Consider the following
1. Green house effect in its entirety, is caused by human activities (Anthropogenic factors)
2. Green house gases absorb ultra violet rays emitted from the earth, and retain them within the atmosphere.
Which of the statements given above is/are true?
A) Only 1
B) Only 2
C) All of these
D) None of these

Answer: None of these
   
1452) Consider the following statements with reference to the Global Warming
1. Global warming may cause the word temperature to rise by 4.5 to 5°C by 2050 as a result nearly 100 living areas of the earth will submerge into the sea.
2. it is estimated that by 2080, nearly 1/3rd of the biodiversity will go under the sea.
Which of the statements given above is/are correct?
A) Only1
B) Only 2
C) Both 1 and 2
D) Neither1 nor 2

Answer: Both 1 and 2
   
1453) In absorption of insolation, the most significant part is played by
A) carbon dioxide
B) ozone
C) oxygen
D) haze

Answer: haze
   
1454) Consider the following statements
1. Ultraviolet rays coming from Sun cause skin cancer.
2. Carbon monoxide is harmful to human beings as it is with higher affinity for hemoglobin as compared to oxygen.
3. Taj Mahal is threatened by pollution from sulphur dioxide.
4. BOD is Biological Oxygen Demand.
Which of the statements given above are correct?
A) 1 and 3
B) 3 and 4
C) 1 and 2
D) All of the above

Answer: All of the above
   
1455) Which one of the following plants is popularly grown along the road for absorbing vehicular pollutants?
A) Nerium
B) Neem
C) Bougainvillea
D) Calotropis

Answer: Bougainvillea

1456) Assertion (A) The ozone layer in stratosphere filter out the UV rays present in incoming sunlight.
Reason (R) The ozone present in the troposphere creates pollution problems and smog is rich with it.
A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true but R is not the correct explanation of A
C) A is true but R is false
D) A is false but R is true

Answer: A is true but R is false
   
1457) The increasing abundance of green house gases in the atmosphere has led to the following effects except
A) global warming
B) depletion of ozone layer in the stratosphere
C) oxygen fertilisation effect
D) carbon dioxide fertilisation effect

Answer: oxygen fertilisation effect
   
1458) Which gas is responsible for global warming?
A) 2
B) 02 and CO2
C) CO2 and CH4
D) CH4

Answer: CO2 and CH4
   
1459) Ozone layer present in our atmosphere absorb
A) cosmic rays
B) infra red rays
C) ultraviolet rays
D) all rays

Answer: ultraviolet rays
   
1460) Consider the following statements
1. Kyoto Protocol came into force in the year 2005.
2. Kyoto Protocol deals primarily with the depletion of the ozone layer.
3. Methane as a green house gas is more harmful than carbon dioxide.
Which of the statements given above is/are correct?
A) 1 and 2
B) 1 and 3
C) Only 1
D) Only 3

Answer: 1 and 3