(FREE) UPSC Current Affairs 2024 PDF

Current Affairs MCQ for UPSC Exams - 28 December 2022

Q.1) Consider the following statements:

1. The term “aeronomy,” coined and introduced about 60 years ago, refers to the scientific study of the upper atmospheric regions of the Earth and other solar system bodies.
2. It includes the distribution of temperature, density, and chemical constituents, and the chemical reactions that occur.
3. It also includes the studies of aurora, airglow, the ionosphere, Van Allen radiation belts, cosmic rays, and radiative and photochemical phenomena.
Which of the statements given above is/are correct?
(a) 1 and 3 only
(b) 2 and 3 only
(c) 1 and 2 only
(d) 1, 2 and 3

Q.2) Which of the following Indian states is also referred to as the “Molassis basin”?

(a) Assam
(b) Punjab
(c) Mizoram
(d) Tamil Nadu

Q.3) Which of the following tourist places are also famous volcanic Hot Spots?

1. Galapagos Island
2. Hawaii
3. Yellowstone National Park
Select the correct answer using the code given below.
(a) 1 and 3 only
(b) 2 and 3 only
(c) 1, 2 and 3
(d) 2 only

Q.4) Which of the following best describes the process of “Lithification”?

(a) It is process of formation of rocks through compaction of sediments.
(b) It is the process of erosion of rocks and their deposition in deltaic plains.
(c) It refers to the cooling of magma to form lava plains.
(d) It refers to the metamorphosis of rocks under heat and pressure.

Q.5) Consider the following statements:

1.Scientists have discovered over 4,300 dinosaur footprints in northern China.
2. This is the largest number of footprint fossils found in one spot in the country.

Which of the statements given above is/are correct?
(a) Neither 1 nor 2
(b) Both 1 and 2
(c) 1 only
(d) 2 only