1
UPSC Civil Service Prelims Paper I 2024 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

In which of the following are hydrogels used?

1. Controlled drug delivery in patients

2. Mobile air-conditioning systems

3. Preparation of industrial lubricants

Select the correct answer using the code given below:

A

1 only

B

1 and 2 only

C

2 and 3 only

D

1, 2 and 3

2
UPSC Civil Service Prelims Paper I 2024 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

“Membrane Bioreactors” are often discussed in the context of:

A

Assisted reproductive technologies

B

Drug delivery nanotechnologies

C

Vaccine production technologies

D

Wastewater treatment technologies

3
UPSC Civil Service Prelims Paper I 2024 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Consider the following materials:

1. Agricultural residues

2. Corn grain

3. Wastewater treatment sludge

4. Wood mill waste

Which of the above can be used as feedstock for producing Sustainable Aviation Fuel?

A

1 and 2 only

B

3 and 4 only

C

1, 2, 3 and 4

D

1, 3 and 4 only

4
UPSC Civil Service Prelims Paper I 2023 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
'Aerial metagenomics' best refers to which one of the following situations?
A
Collecting DNA samples from air in a habitat at one go
B
Understanding the genetic makeup of avian species of a habitat
C
Using air-borne devices to collect samples from moving
blood animals
D
Sending drones to inaccessible areas to collect plant and animal samples from land surfaces and water bodies
UPSC Civil Service Subjects
Comprehension
Data Interpretation and Sufficiency
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