JAMB Agricultural Science Past Questions & Answers - Page 40

196.

The problems associated with land tenure through inheritance include the following except

A.

Small land holdings for family members

B.

Hatred among family members arising from land sharing

C.

Right of individuals to free use and control of inherited land

D.

Difficulty to sell part of inherited land

Correct answer is C

Right of individuals to free use and control of inherited land is not a problem of land tenure through inheritance.

 

197.

Which of the followings is not an abiotic components of an ecosystem?

A.

Temperature

B.

Oxygen

C.

Topography

D.

Micro-organisms

Correct answer is D

Abiotic components of an ecosystem include the non-living things such as oxygen, topography, temperature. Micro-organisms are living things and they are biotic components of an ecosystem.

198.

___________ consists of living factors(plants and animals) interacting with the non-living factors in a farm environment.

A.

Ecosystem

B.

Ecology

C.

Surroundings

D.

Community

Correct answer is A

Ecosystem refers to a community of crop plants and farm animals functioning together with their non-living environment.

199.

_________ is concerned with the study of the inter-relationships between groups of organisms living together in an area.

A.

Autecology

B.

Synecology

C.

Ecosystem

D.

Ecology

Correct answer is B

Synecology is concerned with the study of the inter-relationships between groups of organisms or species of organisms living together in an area. For example the study of different fishes in a fish pond in relation to their aquatic environment.

200.

Legumes that produce edible seeds are known as

A.

Pulses

B.

Grains

C.

Cereals

D.

Beverages

Correct answer is A

Cowpea is a member of the pulses or legumes. It belongs to the family leguminoseae. It is rich in protein. The fruit of cowpea is called Pod.