JAMB UTME - Biology - 1979
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Grasses grasshopper lizard snakes hawks. In the food chain, the organism which are the least in number are
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In the figure above the cell which controls the opening and closing of stomatal pore is
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Which of these statement below is not a characteristic of wind pollinated flower?
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A gland in the human body secretes two hormones, one of which causes a disease called diabetes when there is a deficiency. Which of these organ produce the hormone?
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Which of these is not a type of soil?
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The one-seeded fuit in which the pericarp and the seed coat have become fused together is known as
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The movement of molecules from a region of higher concentration to one of lower concentration is
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The dry indehiscent, winged fruit formed from one one carpel is known as
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Which of the substance listed below is a trace element of plants?
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If you cross breed a tall variety (Tt) of maize with a short variety (tt), the ratio of tall to short plants in the offspring will be
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Which of these tissue serves the function of support and water conduction
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Which of the structure listed below is peculiar to the axis vertebra?
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Which of these is the terminal portion of the alimentary canal of a mammal?
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The arrangements below are steps in protein digestion. Which is the correct sequence?
A. polypetides B.protein C. amino-acids D.peptones
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The carrier of the hereditary character in plants and animal is the
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Bacteria inhabiting legume root nodules and which add atmospheric nitrogen to the soil are referred to as
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The farmer cannot check soil erosion effectively by
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The complex relationship between the members of a community and between the community as a whole and its physical environment is
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In which of the following tissue do the cells have the ability to divide?
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Insect show consideration powers of water conservation. This is due to the fact that
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A secchi disc is used in the determination of
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One significant difference between roots and stem is that
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Amoeba moves by means of
