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2018 - JAMB Biology Past Questions and Answers - page 1

1

A group of closely related organisms capable of interbreeding to produce the fertile offspring are known as members of a

A
Kingdom
B
class
C
family
D
species
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2

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
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3

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
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4

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
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5

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
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6

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
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7

Red blood cells were found to have burst open after being placed in distill for an hour. This phenomenon is known as

A
plasmolysis
B
diffusion
C
haemolysis
D
wilting
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8

The curvature movement of plants in response to the stimulus of water is called

A
hydrotropism
B
geotropism
C
Phototropism
D
thigmotropism
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9

The overall reaction in glycolysis can be summarised as

A
C\(_{6}\)H\(_{12}\)O\(_{6}\) -----> C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + ATP
B
C\(_{6}\)H\(_{12}\)O\(_{6}\) -----> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + 2ATP
C
C\(_{6}\)H\(_{12}\)O\(_{6}\) -----> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + ADP
D
C\(_{6}\)H\(_{12}\)O\(_{6}\) -----> 2C\(_{3}\)H\(_{4}\)O\(_{3}\) + 4H + 2ADP
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10

The longest bone in the body is the

A
humerous
B
femur
C
scapula
D
tibia
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