Jamb Biology Past Questions and Answers

Question 2031:

• JAMB 2018

A beaker of pond water containing few specimens of Euglena was placed in a dark room for two weeks. At the end of this period, the specimens of Euglena were still alive because they were

A. Able to carry out holozoic nutrition
B. Able to carry out photosynthesis using carbon dioxide in the pond water
C. Better adapted to life in darkness than to life in light
D. Not overcrowded

Question 2032:

• JAMB 2018

The cytoplasm of a cell is considered a very important component because it

A. Regulates the amount of energy in the cell
B. Suspends all cell organelles
C. Is the outermost part of the cell
D. Is solely responsible for cell division

Question 2033:

• JAMB 2018

Use the diagram shown to answer the question. After an hour, the level of water in the thistle funnel will

A. Rise
B. Fall
C. Remain the same
D. Double

Question 2034:

• JAMB 2018

Use the diagram shown to answer the question. The experiment above is used to demonstrate the process of

A. Transportation
B. Water culture
C. Diffusion
D. Osmosis

Question 2035:

• JAMB 2018

Use the diagram shown to answer the question. In plant cells, the role of the membrane is played by the

A. Nucleolus
B. Cell wall
C. Cytoplasm
D. Mitochondrion