1
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Which of the following have species that can establish symbiotic relationship with other organisms?

1. Cnidarians

2. Fungi

3. Protozoa

Select the correct answer using the code given below.

A
1 and 2 only
B
2 and 3 only
C
1 and 3 only
D
1, 2 and 3
2
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Consider the following animals:

1. Hedgehog

2. Marmot

3. Pangolin

To reduce the chance of being captured by predators, which of the above organisms rolls up/roll up and protects/ protect its/their vulnerable parts?

A
1 and 2
B
2 only
C
3 only
D
1 and 3
3
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
Which one of the following is used in preparing a natural mosquito repellent?
A
Congress grass
B
Elephant grass
C
Lemongrass
D
Nut grass
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