1990
Transpiration can be measured with a
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1990 JAMB UTME Biology Past Questions
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1990
If a ring of bark and phloem is removed from a stem, the
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1990
The vilius in the small intestine is significant because it
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1990
The elephant grass is propagated vegetatively by means of
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1990
The type of placentation shown in the figure above is a
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1990
Fruits which develop without fertilization are described as
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1990
During mammalian embryo development, large amounts of oestrogen and progesterone are produced in the
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1990
Muscles are indirectly attached to bones by means of
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1990
An individual in the AB blood group is a universal recipient for blood donation because
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1990
What stage during cell division is represented in the figure above?
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1990
What will be the result of the first filial generation (F1) and the second filial generation (F2) of a mono-hybrid cross between pure line normal-winged Drosophilia flies and pure line short-winged flies, if the gene for…
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1990
In organism where the 2nd number of chromosomes is 16, the number of chromosomes in each gamete will be
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1990
The part of the ear that is concerned with balance is the
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1990
The salinity of a brackish enviroment
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1990
which of the organisms will have the lowest population in an ecosystem?
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1990
Which of the following is an omnivore?
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1990
In a savanna ecosystem the abiotic factors include
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1990
Haemophilia results from the mutation of the genes
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1990
What do bacteria in root nodules derive from the host plant?
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1990
An acidic soil can be improved upon by
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