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46
The movement of molecules from a region of higher concentration to one of lower concentration is
A.
Diffusion
B.
Transpiration
C.
Osmosis
D.
Translocation
E.
Plasmolysis
View Answer & Discuss (28)
JAMB 1979
47
Which of the structure listed below is peculiar to the axis vertebra?
A.
Odontoid process
B.
Anterior zygapophysis
C.
Posterior zygapophysis
D.
Lateral spine
E.
Centrum
View Answer & Discuss (7)
JAMB 1979
48
The complex relationship between the members of a community and between the community as a whole and its physical environment is
A.
Ecosystem
B.
Habitat
C.
Environment
D.
Niche
E.
Micro habitat
View Answer & Discuss (4)
JAMB 1979
49
A secchi disc is used in the determination of
A.
Rainfall
B.
Tides
C.
Waves
D.
Turbidity
E.
Current velocity
View Answer & Discuss (5)
JAMB 1979
50
The carrier of the hereditary character in plants and animal is the
A.
Cell
B.
Nucleus
C.
Chromosome
D.
Chloroplast
E.
Gene
View Answer & Discuss (24)
JAMB 1979
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