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2008 - WAEC Biology Past Questions and Answers - page 3

21

The process by which flowers produce fruit without the process of fertilization is called

A
viviparity
B
parthenocarpy
C
propagation
D
metamorphosis
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22

The part Q the young root that (pushes its way through the soil is the

A
root hair
B
tap root
C
root cap
D
lateral root.
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23

An example of a dehiscent fruit is

A
crotolaria
B
tomato
C
mango
D
orange
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24

Which of the following food substances gives the least amount of calories?

A
Rice
B
Groundnuts
C
cabbage
D
Egg yolk
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25

Analysis of the gut content of an animal showed that it contained small pieces of bone, seeds. roughages and insects. The animal is likely to be a/an.

A
carnivore
B
herbivore
C
insectivore
D
omnivore
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26

Filaments of Spirogyra placed in a beaker of water in a dark cupboard died because

A
the filaments could not photosynthesize
B
conjugation could not take place
C
the temperature was too high
D
the plant was overflooded
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27

The impedance of the concentration of chloroplast in the palisade layer of the leaf is for maximum exposure to

A
carbon dioxide
B
light
C
water
D
oxygen
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28

A community is best described as

A
living things in a habitat interacting with the non-living part of the environment
B
the total number of individuals of one species of organisms living in a particular habitat
C
populations of different species living together and interacting with each other in one habitat
D
the individuals of a particular group living together in an area and sharing the same resources
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29

Which of the following physical actors is likely to affect the distribution of plants in a pond?

A
light
B
Humid
C
Wind
D
Temperature
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30

Which of the following instruments is used to measure wind speed?

A
Thermometer
B
Barometer
C
Hygrometer
D
Anemometer
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