ECOLOGY - Jamb Biology Past Questions and Answers

Question 341:

• JAMB 2018

Study the diagram of a food chain shown and use; it to answer the question.
P ---> Q ---> R ---> S ---> T
The organism designated P in the food chain above is normally sustained by energy from

A. Sunlight
B. Carbohydrates
C. Green plants
D. Mineral salts

Question 342:

• JAMB 2018

Study the diagram of a food chain shown and use; it to answer the question.
P ---> Q ---> R ---> S ---> T
Which of the following statements best describes the organism designated R? It

A. Feeds on S
B. Is a primary consumer
C. Is a producer as well as a consumer
D. Is a secondary consumer

Question 343:

• JAMB 2018

A pollutant that is mostly associated with acid rain is

A. Nitrogen (IV) oxide
B. Ozone
C. Flourine
D. Carbony (IV) oxide

Question 344:

• JAMB 2018

The hygrometer is used for measuring

A. Relative Humidity
B. Specific Gravity
C. Rainfall
D. Salinity

Question 345:

• JAMB 2018

Mineral salts can be absorbed into roots by

A. Osmosis only
B. Osmosis and diffusion
C. Diffusion and active transport
D. Imbition only