UPSC Civil Service Prelims Paper I 2021 (General Studies)

MCQ (Single Correct Answer)

-0.66

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.

1 and 2 only

2 and 3 only

1 and 3 only

1, 2 and 3

UPSC Civil Service Prelims Paper I 2021 (General Studies)

MCQ (Single Correct Answer)

-0.66

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?

1 and 2

2 only

3 only

1 and 3

UPSC Civil Service Prelims Paper I 2021 (General Studies)

MCQ (Single Correct Answer)

-0.66

Which one of the following is used in preparing a natural mosquito repellent?

Congress grass

Elephant grass

Lemongrass

Nut grass

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