2211. During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

A. Clear, calm afternoon
B. Clear, windy afternoon
C. Cloudy, calm afternoon
D. Cloudy, windy afternoon
✅ The correct answer is option A.
During the afternoon, the greatest temperature difference between the surface air and the air several meters above the ground occurs on a:clear, calm day.

2212. The occurrence of pesticides like DDT in higher trophic levels is termed as

A. bioremediation
B. biomagnification
C. biological enhancement
D. biopollution
✅ The correct answer is option B.
Biomagnification, also known as bioamplification or biological magnification, is any concentration of a toxin, such as pesticides, in the tissues of tolerant organisms at successively higher levels in a food chain.

2213. Who among the following is the author of the book ‘Indira Gandhi – A Life in Nature’?

A. Priyanka Vadra
B. Natwar Singh
C. Jairam Ramesh
D. Sonia Gandhi
✅ The correct answer is option C.
‘Indira Gandhi: A Life in Nature’ authored by Jairam Ramesh was released on 10 June 2017 at the Indira Gandhi Memorial Museum in New Delhi.

2215. Which of the following Indian State Political parties is led by N. Chandrababu Naidu?

A. All India Forward Bloc
B. Telugu Desam Party
C. Anam Aadmi Party
D. Asom Gana Parishad
✅ The correct answer is option B.
Nara Chandrababu Naidu is an Indian politician and current leader of opposition in the Andhra Pradesh Legislative Assembly. He is a former Chief Minister of Andhra Pradesh, serving from 2014 to 2019. He was the first Chief Minister of the state after it was divided. The Telugu Desam Party, led by Naidu, won a majority in the state legislature.

2216. Who among the following was the first to land on moon?

A. Neil Armstrong
B. Tenzing Norgay
C. Rakesh Sharma
D. Edwin Aldrin
✅ The correct answer is option A.
Apollo 11 was the first manned mission to land on the Moon. The first steps by humans on another planetary body were taken by Neil Armstrong and Buzz Aldrin on 20 July, 1969.

2218. Ex President Pranab Mukherjee inaugurated the 77th Session of the Indian History Congress in which state?

A. Kerala
B. Karnataka
C. Tamil Nadu
D. None of the above
✅ The correct answer is option A.
President Pranab Mukherjee inaugurated the 77th session of Indian History Congress (IHC) at University of Kerala in Thiruvananthapuram, Kerala on 29 December, 2016.