Current Affairs
Ecology and Environment
Economy
Geography
History of India
Indian Polity and Governance
Science and Technology
1
UPSC Civil Service Prelims Paper I 2022 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Consider the following statements:
1. Other than those made by humans, nanoparticles do not exist in nature.
2. Nanoparticles of some metallic oxides are used in the manufacture of some cosmetics.
3. Nanoparticles of same commercial products which enter the environment are unsafe for humans.
Which of the statements given above is/are correct?
2
UPSC Civil Service Prelims Paper I 2022 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Consider the following statements:
DNA Barcoding can be a tool to:
1. assess the age of a plant or animal.
2. distinguish among species that look alike.
3. identify undesirable animal or plant materials in processed foods.
Which of the statements given above is/are correct?
Paper analysis
Total Questions
Current Affairs
3
Ecology and Environment
17
Economy
14
Geography
12
History of India
16
Indian Polity and Governance
20
Science and Technology
18
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