CIE Biology Paper-1: Specimen Questions 32 - 34 of 109

Question number: 32

MCQ▾

Question

Pyramid of energy is?

Diagram of the ecological pyramids

Diagram of the ecological pyramids

Finding the correct energy pyramids

Choices

Choice (4) Response
a.

a

b.

d

c.

c

d.

b

Answer

a.

Explanation

Pyramid of energy is always upright It is so because at each transfer about most of the energy exist at lower trophic level is used up to overwhelmed its entropy and to perform metabolic activities. Only 10 % of the energy is exist to next trophic level.

Question number: 33

MCQ▾

Question

What is the example of detritus food chain?

Choices

Choice (4) Response
a.
Diagram of the food chains – Choice A

Diagram of the food chains – Choice A

Finding detritus food chain in the system.

b.
Diagram of the food chains – Choice B

Diagram of the food chains – Choice B

Finding detritus food chain in the system.

c.
Diagram of the food chains – Choice C

Diagram of the food chains – Choice C

Finding detritus food chain in the system.

d.
Diagram of the food chains – Choice D

Diagram of the food chains – Choice D

Finding detritus food chain in the system.

Answer

b.

Explanation

Detritus food chain is always begins with dead organic compounds.

Question number: 34

MCQ▾

Question

The diagram shows an animal. it is related to which phylum?

show a Diagram of crab

show a Diagram of crab

Finding phylum of shown diagram

Choices

Choice (4) Response
a.

Amphibians

b.

Arthropod

c.

Reptiles

d.

Nematode

Answer

b.

Explanation

Crabs are decapods, most crabs have two pairs of antennae and Crabs share the most anatomical resemblances with prawns and lobsters.

Share