ai. What are sense organs?
ii. Name three sense organs that respond to the stimulus of chemicals
b. List three animals each that exhibit the following courtship behaviours
i.territoriality ii. pairing
ci. State one simil…
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2023
a. Complete the following Punnett squares of a dihybrid cross between two rats. One has black fur (BB) and short tail (tt), the other has brown fur (bb) and long tail (TT).
X
Bt
•
•
•
•
•
•
•
•
bT
•
•
•
•
•
•
•…
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2023
a.Relationships I, II, III, IV and V exist among some organisms in an ecosystem. Use them to answer the question
I: Organism A grows on dead organism B.
II: Organism C feeds on the remnants of food left by organism D wit…
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2023
a.Complete the table below
Element
Function in plants
Effect of deficiency in plants
Iron
Molybdenum
potassium
copper
nitrogen
b.Name three classes of organic foods which are essential…
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2023
a.What is classification of living things?
b. State four ways each by which the following groups of organisms are of economic importance in their habitats:
i) fungi ii) plants.
c. complete the table below by stating five…
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2023
A sudden change in the genetic composition of an organism is termed
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2023
Paternity disputes could be resolved accurately through
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2023
The capturing and digestion of insects by a pitcher plant is a special form of nutrition that is
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2023
The following activities are associated with termites except
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2023
Use the information below to answer the question
I - making shoes from crocodile skin
II - making tables with plastic
III - using elephant tusk for decoration
IV - using firewood for cooking
In order to avoid some of the…
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2023
Use the information below to answer the question
I - making shoes from crocodile skin
II - making tables with plastic
III - using elephant tusk for decoration
IV - using firewood for cooking
The act that should be encou…
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2023
The diagram above is an illustration of some structures used for gaseous exchange in humans. Study it and answer the question
the part labeled III can be found in the
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2023
The diagram above is an illustration of some structures used for gaseous exchange in humans. Study it and answer the question
The parts labeled 1, II, III, and IV respectively are
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2023
The androecium in a flowering plant is a collection of
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2023
The tricuspid valve is located between the
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2023
Fishes survive in water mainly because they possess
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2023
The diagram above is an illustration of a cell in which photosynthesis takes place. Study it and answer the question. the oxygen gas formed in the cell diffuses out of the cytoplasm into the air spaces through the par…
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2023
The diagram above is an illustration of a cell in which photosynthesis takes place. Study it and answer the question
In which of the labeled parts would molecules of water and carbon (IV) oxide combine to form sugar?
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2023
The illustration above is a genetic diagram. Study it and answer the question
What is the genotypic ratio
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2023
The illustration above is a genetic diagram. Study it and answer the question below
What do the labels I, II, III, and IV respectively represent?