(GIST OF SCIENCE REPORTER) MCQs March-2025

(GIST OF SCIENCE REPORTER) MCQs

(MARCH-2025)

MCQs

Q. Consider the following statements regarding Spinal Muscular Atrophy (SMA):

1. SMA primarily affects involuntary muscles such as those in the heart and digestive tract.

2. It is caused by mutations in the survival motor neuron 1 (SMN1) gene, leading to insufficient levels of the SMN protein.

Which of the statements given above is/are correct?

(a) 1 only

(b) 2 only

(d) Neither 1 nor 2

Q. Consider the following blood groups:

1. A positive

2. B positive

3. O positive

4. Bombay blood group

The A antigen is absent in how many of the above blood groups?

(a) Only one

(b) Only two

(c) Only three (2,3 and 4)

(d) All four

Q. Consider the following statements regarding mRNA Vaccines:

1. mRNA vaccines work by delivering a small fragment of messenger RNA that instructs cells to produce a protein, which in turn triggers an immune response.

2. mRNA vaccines integrate into the host’s genome, permanently altering the genetic material to provide long-term immunity.

Which of the statements above is/are correct?

(a) 1 only

(b) 2 only

(d) Neither 1 nor 2

Q. The term ‘Qartemi’ sometimes mentioned in the news recently is related to,

(a) Blood cancer treatment

(b) Coronavirus protein particle

(d) None of the above

Q. What phenomenon is primarily responsible for the formation of an Einstein Ring in astronomical observations?

(a) A supernova explosion

(b) Collision of two black holes

(c) Gravitational lensing of light by a massive object

(d) Diffraction of light by interstellar dust

Q. Consider the following statements regarding the Navigation with Indian Constellation (NavIC).

1. NavIC is the constellation of 9 satellites.

2. NavIC is designed to provide accurate Position, Velocity, and Timing (PVT) service to users in India as well as to regions extending about 1500 km beyond the Indian landmass.

Which of the statements given above is/are correct?

(a) 1 only

(b) 2 only

(d) Neither 1 nor 2