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Question (1)

QN005558

In the life cycle of a mosquito, which stage comes immediately after the egg stage?

(A) Pupa
(B) Larva
(C) Adult
(D) Nymph

Correct Answer: B

Explanation:

Egg develops into larva as the next stage

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Question (2)

QN005559

How many stages are there in the complete life cycle of a mosquito?

(A) 2
(B) 3
(C) 4
(D) 5

Correct Answer: C

Explanation:

Egg, larva, pupa, adult

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Question (3)

QN005560

Arrange the mosquito life cycle in correct order.

(A) Egg → Pupa → Larva → Adult
(B) Egg → Larva → Pupa → Adult
(C) Larva → Egg → Pupa → Adult
(D) Egg → Adult → Larva → Pupa

Correct Answer: B

Explanation:

Development follows egg → larva → pupa → adult

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Question (4)

QN005561

If a mosquito lives for 12 days after becoming an adult, which stage marks the beginning of this period?

(A) Larva
(B) Egg
(C) Pupa
(D) Adult emergence

Correct Answer: D

Explanation:

Adult stage begins after emergence

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Question (5)

QN005562

The adult female mosquito usually survives for how many days?

(A) 5–10 days
(B) 10–15 days
(C) 20–25 days
(D) 30–35 days

Correct Answer: B

Explanation:

As per life cycle description

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Question (6)

QN005563

Which stage of mosquito requires water for breathing?

(A) Egg
(B) Adult
(C) Larva
(D) Pupa only on land

Correct Answer: C

Explanation:

Larva lives in water and breathes at surface

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Question (7)

QN005564

A mosquito completes its full life cycle in 8 days. If larval stage takes 3 days and pupal stage takes 2 days, how many days does egg stage take?

(A) 1 day
(B) 2 days
(C) 3 days
(D) 4 days

Correct Answer: C

Explanation:

Egg stage = 8 − (3 + 2) = 3 days

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Question (8)

QN005565

Which stage of mosquito transforms directly into an adult?

(A) Egg
(B) Larva
(C) Pupa
(D) None

Correct Answer: C

Explanation:

Pupa changes into adult mosquito

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Question (9)

QN005566

A student observes 20 larvae and 15 pupae in stagnant water. What is the total number of immature mosquito stages observed?

(A) 25
(B) 30
(C) 35
(D) 40

Correct Answer: C

Explanation:

20 + 15 = 35

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Question (10)

QN005567

If 4 larvae change into pupae each day, how many pupae are formed in 5 days?

(A) 15
(B) 20
(C) 25
(D) 30

Correct Answer: B

Explanation:

4 × 5 = 20

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Question (1)

In the life cycle of a mosquito, which stage comes immediately after the egg stage?

Explanation:

Link:

Question (2)

How many stages are there in the complete life cycle of a mosquito?

Explanation:

Link:

Question (3)

Arrange the mosquito life cycle in correct order.

Explanation:

Link:

Question (4)

If a mosquito lives for 12 days after becoming an adult, which stage marks the beginning of this period?

Explanation:

Link:

Question (5)

The adult female mosquito usually survives for how many days?

Explanation:

Link:

Question (6)

Which stage of mosquito requires water for breathing?

Explanation:

Link:

Question (7)

A mosquito completes its full life cycle in 8 days. If larval stage takes 3 days and pupal stage takes 2 days, how many days does egg stage take?

Explanation:

Link:

Question (8)

Which stage of mosquito transforms directly into an adult?

Explanation:

Link:

Question (9)

A student observes 20 larvae and 15 pupae in stagnant water. What is the total number of immature mosquito stages observed?

Explanation:

Link:

Question (10)

If 4 larvae change into pupae each day, how many pupae are formed in 5 days?

Explanation:

Link:

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