1
UPSC Civil Service Prelims Paper I 2023 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Consider the following statements :

1. Some mushrooms have medicinal properties.

2. Some mushrooms have psycho-active properties.

3. Some mushrooms have insecticidal properties.

4. Some mushrooms have bioluminescent properties.

How many of the above statements are correct? 

A
Only one
B
Only two
C
Only three
D
All four
2
UPSC Civil Service Prelims Paper I 2023 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Consider the following statements :

1. Some microorganisms can grow in environments with temperature above the boiling point of water.

2. Some microorganisms can grow in environments with temperature below the freezing point of water.

3. Some microorganisms can grow in highly acidic environment with a pH below 3.

How many of the above statements are correct?

A
Only one
B
Only two
C
All three
D
None
3
UPSC Civil Service Prelims Paper I 2023 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
'Microsatellite DNA' is used in the case of which one of the following?
A
Studying the evolutionary relationships among various species of fauna
B
Stimulating 'stem cells' to transform into diverse functional
tissues
C
Promoting clonal propagation of horticultural plants
D
Assessing the efficacy of drugs by conducting series of drug trials in a population
4
UPSC Civil Service Prelims Paper I 2022 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
Which one of the following statements best describes the role of B cells and T cells in the human body?
A
They protect the body from environmental allergens.
B
They alleviate the body's pain and inflammation.
C
They act as immunosuppressants in the body.
D
They protect the body from the diseases caused by pathogens.
UPSC Civil Service Subjects
Comprehension
Data Interpretation and Sufficiency
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