CIE Biology Paper-1: Specimen Questions 88 - 90 of 109

Question number: 88

MCQ▾

Question

Figure shows an alimentary canal. Food that leaves part X is called as-

 Figure shows an alimentary canal

Figure shows an alimentary canal

Figure shows an alimentary canal identify the name of food when it transfer from part X

Choices

Choice (4) Response
a.

Bolus

b.

Chyme

c.

Stomach

d.

Saliva

Answer

b.

Explanation

The part X in given diagram is stomach. It is a bag of muscular wall. Food that leaves the stomach is called chime and after this, it transfer to the small intestine.

Question number: 89

MCQ▾

Question

Which may be correct diagram

shows mother and father chromosomes and their next generation

shows mother and father chromosomes and their next generation

Figure shows mother and father chromosomes, which are the pair of chromosomes that determine sex in humans

Choices

Choice (4) Response
a.

Part C

b.

Part A

c.

Part D

d.

Part B

Answer

c.

Explanation

in humans, the sex of an individual is determined by the type of sex chromosomes a person has. People with XX chromosomes indicates Mother and XY chromosome shows father. If there is birth of male child, its chromosome will be XY (son).

Question number: 90

MCQ▾

Question

This is an example of forest ecosystem

Figure shows a forest ecosystem

Figure shows a forest ecosystem

Image indicates producers, primary consumers, secondary consumers in a forest ecosystem

In which direction will be such food chain that includes all the organisms above

Choices

Choice (4) Response
a.

Plantcaterpillarbirdfox

b.

Plantcaterpillerbird

c.

Plantbirdcaterpiilerfox

d.

Foxcaterpillarbirdplant

Answer

a.

Explanation

Figure is related to forest ecosystem in which a food chain is occur.

Food chain that includes all the organisms above will be in the form of

Plantcaterpillarbirdfox

Caterpillar eats plant, caterpillar will eat by birds and finally bird will eaten by fox.

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