Question 46:

• JAMB 2019

The movement of molecules from a region of higher concentration to one of lower concentration is

A. Transpiration
B. Diffusion
C. Translocation
D. Osmosis
E. Plasmolysis

Question 47:

• JAMB 2019

Which of the structure listed below is peculiar to the axis vertebra?

A. Anterior zygapophysis
B. Posterior zygapophysis
C. Centrum
D. Odontoid process
E. Lateral spine

Question 48:

• JAMB 2019

The complex relationship between the members of a community and between the community as a whole and its physical environment is

A. Habitat
B. Niche
C. Environment
D. Ecosystem
E. Micro habitat

Question 49:

• JAMB 2019

A secchi disc is used in the determination of

A. Tides
B. Current velocity
C. Turbidity
D. Rainfall
E. Waves

Question 50:

• JAMB 2019

The carrier of the hereditary character in plants and animal is the

A. Nucleus
B. Chromosome
C. Chloroplast
D. Cell
E. Gene