JAMB UTME - Biology - 1983

Which of the following elements are necessary for the formation of chlorophyll in a plant?

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Which of the following statements is NOT true of insectivorous plants?

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What type of fruit is formed from a single flower having several carpels?

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which of these worms is beneficial to man?

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Which of the labelled part in the figure above will develop into new bulb?

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The part of the mammalian brain responsible for maintaining balance is the

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The dental formula of a i(3/3); c(1/1); pm(4/4; m(2/3) = 42 represent that of a

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Which of the following statements is NOT true of mammalian erythrocytes?

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In a dicot leaf, guard cells differ from other epidermal cells because they

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In woody plants, grass and water vapour are transported across the stems by the

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A centipede differs from a millipede by its

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Starting from the skull end the vertebrate are arranged in the following order

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Which of the following diseases is NOT caused by a virus?

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If an organic compound has its hydrogen: oxygen ratio as 2:1, it is likely to be

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Urea is produced in the

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Which of the following structure is NOT found in the female agama lizard?

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The function of the ossicles (malleus, incus and stapes) in the mammalian ear is

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The tuber cassava is NOT a stem tuber because it

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The path taken by glucose from the ileum to the heart is

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Banana, plantain and pineapple can be grouped together because they

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Which sequence represents the correct order of organisms un a food chain? 1. Toad 2. Mucuna 3. Grasshopper 4. Snake 5. Hawk

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A population is defined as the collection of

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A population is a summation of all the organisms of the same group or species, which live in a particular geographical area, and have the capability of interbreeding.

What is the genetic ratio of the F2 generation if members of F generation are allowed to self-pollinate?

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If an isolated living cell is left in distilled water for two hours, it is likely to

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In a positive phototropic response of a coleoptile, the region of greatest curvature is brought about by the

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Which of the following statements about the rate of transpiration is INCORRECT? It is

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The kidneys of all vertebrates act as osmoregulators. This means that they

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Root hairs are developed from the

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Which of the following will not allow osmosis to take place

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The movement of plant in response to external stimulus of no particular direction is

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Herbs differ from shrubs because they

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Which of the following represents the evolutionary sequence in these plants? 1. Flowering plants 2. Ferns 3. Mosses 4. Algae 5. Conifers

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Which of the following diseases could be exclusively associated with river basin?

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‘Jointed skeleton’ is absent in the

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28 g soil sample was heated to a constant weight of 24 g. When further heated to red hot and cooled, it weighed 18 g. What is the percentage of humus in the soil?

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One disease NOT caused directly by bacteria is

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Which of the following statements on the mammalian circulatory system is NOT true?

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An organism having one pair of identical genes is

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Which of the following is NOT a characteristic of monocot plants?

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Groundnut is not really a 'nut' in the biological sense because

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Plants which can survive in places where the water supply is limited are

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When spirogyra cell is immersed in a salt solution more concentrated than its cell sap, it

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Which of the following statements about the dentition of man is INCORRECT ? man has

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In rhizopus carbohydrate is stored in the form of

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The main function of 6 is to?

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Which of the following instruments is used for determining turbidity of water?

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Which of the following substance is not found in urine?

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In the onion bulb, food is stored in the

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