JAMB Biology Past Questions & Answers - Page 315

1,571.

The organisms with the least number of individuals in a pyramid of numbers are the

A.

secondary consumers

B.

tertiary consumers

C.

primary producers

D.

primary consumers

Correct answer is B

No explanation has been provided for this answer.

1,572.

The correct order in a food chain involving the organisms is:

A.

1 2 3 4 5

B.

5 4 3 2 1

C.

1 4 5 3 2

D.

3 2 4 5 1

Correct answer is C

No explanation has been provided for this answer.

1,573.

Which of the following sets is made up of decomposers?

A.

Rhizophus, earthworm, and protozoa

B.

Mushroom, rhizophus, and bacteria

C.

Bacteria, earthworm, and nematodes

D.

earthworm, sedges, and platyhelminthes

Correct answer is B

No explanation has been provided for this answer.

1,574.

Use the list of ecological constituents below to answer the question below

1. Mango
2. Spear grass
3. Goat
4. Sheep
5. Temperature
6. Beans
7. Rock
8. Water
 

The physical factors are represented by

A.

1, 5, 6

B.

4, 5, 7

C.

5, 7, 8

D.

6, 7, 8

Correct answer is C

No explanation has been provided for this answer.

1,575.

Use the list of ecological constituents below to answer the question below

1. Mango
2. Spear grass
3. Goat
4. Sheep
5. Temperature
6. Beans
7. Rock
8. Water

Items 1-4 can be regarded as

A.

a population

B.

a community

C.

an ecosystem

D.

a niche

Correct answer is B

A community is a group or association of populations of two or more different species occupying the same geographical area and in a particular time.