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IMPORTANT
Earn 100

Consider the following statements:

1. The spider is an insect.

2. The spider has eight legs.

3. The spider has no wings.

Which of these statements is/are correct?

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Important Questions on Biology

HARD
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 246

Consider the following worms:

1. Filaria worm

2. Guinea worm

3. Hookworm

4. Pinworm

Which of the above worms are nematodes?

MEDIUM
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 247
The improper function of which of the following results in condition 'Myxoedema' in human beings?
MEDIUM
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 249
The short upper part of the human intestine next to the stomach is called:
MEDIUM
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 250
Which one of the following is not a mammal?
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DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 251

Consider the following statements:

1. Euglena is a prokaryotic organism.

2. Blue-green algae are eukaryotic organisms.

Which of the statements given above is/are correct?

MEDIUM
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 252
The phenomenon by which water molecules move from a weaker solution to a stronger solution through a semipermeable membrane is called:
MEDIUM
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 253
In the human eye, the focusing is done by:
HARD
DRDO MTS Tier - II
IMPORTANT
General Science for Competitive Exams>Chapter 3 - Biology>MCQs>Q 256

Match the following:

A. Theory of Mutation 1. Beadle and Tatum
B. Theory of Evolution 2. Jacob and Monad
C. One gene-one enzyme hypothesis 3. Darwin
D. Operon concept 4. DeVries