Q. 56. Consider the following statements regarding air pollution:
1. Ground Ozone is an example of a secondary pollutant.
2. Ozone is a strong oxidizing agent that badly affects the human lungs.
3. Ozone concentration increases rapidly during the winter season.
4. Ground ozone is also called as photochemical pollutant.
(A) 1 and 2
(B) 1, 2 and 3
(C) 1, 2 and 4
(D) 2, 3 and 4
Answer:
Explanation:
Q. 57. Consider the following statements:
1. Climate change is forcing monsoon behaviour by decreasing the number of rainy days in India during South-West Monsoon as per the recent findings of IPCC report.
2. El Nino phenomena disturb the Weather of the Tropical region and the Temperate region. Which of these is/are correct?
(A) Only 1
(B) Only 2
(C) Both 1 and 2
(D) Neither 1 nor 2
Answer:
Explanation:
Q. 58. Consider the following statements regarding the Himalayas:
1. These are one of the most vulnerable and ecologically sensitive regions of the world.
2. Its height is no longer increasing as there is no more Tethys Sea between the Indian Plate and the Eurasian Plate.
3. There is no recent volcanic eruption despite being at destructive boundaries.
4. Keeda Jadi, a type of fungus is grown in the alpine region of Himalaya.
Which of these statements is/are correct?
(A) 2 and 3
(B) 1 and 4
(C) 1, 3 and 4
(D) 2, 3 and 4
Answer:
Explanation:
Q. 59. Consider the following:
1. Warm water in Eastern pacific
2. Cold Tibetan plateau surface
3. High pressure near Madagascar region
4. South westerly jet flowing strongly over North India.
Which of these conditions is/are favourable for South-West Monsoon?
(A) Only 3
(B) 1 and 2
(C) 2 and 3
(D) 2, 3 and 4
Answer:
Explanation:
Q. 60. Which of the following describes the purpose of a Virtual Private Network (VPN) ‘Kill Switch’ commonly used in Information Technology (IT) networks?
1. It is an advanced security measure to curb the use of VPNs.
2. It helps in preventing data from leaking to the web.
Select the correct answer using the code given below:
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
Answer:
Explanation: