CIE Biology Paper-1: Specimen Questions 97 - 99 of 109

Question number: 97

MCQ▾

Question

The color of Tajmahal (Agra) is going yellow and it is said to be stone cancer. What is the main reason behind this?

Choices

Choice (4) Response
a.

Due to fungus on marbles

b.

Acid rain

c.

Water pollution

d.

Global warming

Answer

b.

Explanation

There are a lot of industries are located near Agra like auto mobiles, oil refineries, chemical factories which pollute the air and release sulphuric acid and nitric acid. The acid droplets when down with rain and corrodes the marble of tajmahal.

Question number: 98

MCQ▾

Question

The diagram below shows the respiratory systems of fish. Name the part X, Y and Z

The diagram below shows the respiratory systems of fish

The diagram below shows the respiratory systems of fish

The diagram below shows different segments related to respiratory systems of fish

Choices

Choice (4) Response
a.

x-Operculum, y-mouth, z - nostril

b.

x-Nostril, y-Mouth, z-operculum

c.

x- Nostril, y- eye, z-mouth

d.

x- Pelvic fin, y - mouth, z-nostril

Answer

b.

Explanation

The diagram shows Nostril, Mouth, operculum part of the fish. Mouth takes in food and allows a stream of water over the gills. Nostril is a blindly ending sac with organs of smell and Operculum covers and protects gills.

Question number: 99

MCQ▾

Question

The diagram shows an organism?

Figure shows an organism – Identify Animal

Figure shows an organism – Identify Animal

Figure shows an organism by using the key to identify this organism

Use the key to identify this animal.

Part-1 Wing present …………………………. Go to 2

Wing absent ……………………………. . A

Part-2 Feet webbed…………………………………. . B

Feet unwebbed……………………Go to 3

Part -3 Upper beak movable……………………. . C

Upper beak not movable…………… D

Choices

Choice (4) Response
a.

Part 3 D

b.

Part 1 A

c.

Part 3 C

d.

Part 2 B

Answer

c.

Explanation

Parrots are unique in being able to move their upper beak independently and upward in relation to the lower beak. This is because of a unique joint, called the craniofacial hinge. In other birds, the upper beak is fused to the skull and does not move.

Figure shows skull of parrot

Figure shows skull of parrot

Figure shows the craniofacial hinge, a joint between the rostrum maxillare and frontal portion of the skull.

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