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Explain the importance of keeping bees in an orchard (garden of fruits)
Date posted:
September 13, 2017
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Explain how each of the following processes causes variation (i) Meiosis (ii) Fertilization
Date posted:
September 13, 2017
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State how the following parts of male reproductive system are adapted to their function (i) Vas deferens (ii) Epididymis
Date posted:
September 13, 2017
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Outline two scientific skills that would be needed in carrying out an experiment on translocation of food in plants from the leaves to the rest of the plant
Date posted:
September 13, 2017
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Which biological tool would be useful to an entomologist when collecting termites on the surface of a rock?
Date posted:
September 13, 2017
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Identify the weaknesses in Lamarck's theory of evolution
Date posted:
September 13, 2017
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State the Lamarck's theory of evolution
Date posted:
September 13, 2017
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Seed viability is one of the internal conditions necessary for germination. Give two factors that may lead to loss of viability
Date posted:
September 13, 2017
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Give a reason why mammalian lungs are enclosed in an air-tight pleural membrane
Date posted:
September 13, 2017
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Why do guard cells lie in close association with epidermal cells?
Date posted:
September 13, 2017
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Why is birth spacing important?
Date posted:
September 13, 2017
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Which cell organelles would be high number in (i) Enzyme secreting cell (ii) Rapidly respiring cell
Date posted:
September 12, 2017
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Give the meaning of the following terms (i) Hypogynous flower (ii) Pistillate flower
Date posted:
September 12, 2017
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Apart from glucose, give two other products formed during dark stage of photosynthesis
Date posted:
September 12, 2017
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Briefly explain what happens during the light stage of photosynthesis
Date posted:
September 12, 2017
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State two adaptations of tracheal system in insect to its functions
Date posted:
September 12, 2017
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Discuss the motor sensory and perceptual development of a child
Date posted:
September 7, 2017
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What is the name of the blood vessel that transports blood from cardiac muscles to vena cava?
Date posted:
September 5, 2017
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What is the name given to the blood vessel that transports blood from small intestine to the liver?
Date posted:
September 5, 2017
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The diagram below represents bones at a joint found in the hind limb of a mammal.
(a) Name the bones labeled X, Y and Z
(b) (i) Name the substance found in the place labeled W.
(ii) State the function of the substance named in (b) (i) above.
(c) Name the structure that joins the bones together at the joint.
(d) State the differences between ball and socket joint and the one illustrated in the diagram above.
(e) Name the structure at the elbow that performs the same function as the same function as the patella.
Date posted:
May 26, 2017
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State the characteristics that is common to all cervical vertebrae.
Date posted:
May 26, 2017
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Name the type of skeleton that makes up each of the following animals:
(a) locust (b) bird
Date posted:
May 26, 2017
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State two functions of intervertebral discs in the mammalian skeleton.
Date posted:
May 26, 2017
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The diagram below represents a mammalian pelvic girdle.
(a) State the function of obturator foramen.
(b)(i) Name the bone that articulates with the pelvic girdle at acetabulum.
(ii) Name the type of joint formed by the acetabulum and the bone named in (c) above
(c) Name a bone formed by the fusion of caudal vertebrae in human beings.
Date posted:
May 26, 2017
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State two functions of pelvic girdle in mammals.
Date posted:
May 26, 2017
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(a) State two features of a ball and socket joint.
(b) Name the bone that allows the head to: (i) node; (ii) turn side ways
Date posted:
May 26, 2017
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The diagram below illustrates the arrangement of bones and muscles in the human arm.
(i) Name the bones labelled K and L.
(ii) Explain how the upwards movement of the lower arm is brought about by the bones and muscles shown in the diagram above.
Date posted:
May 26, 2017
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The diagram below represents features of a joint in a mammal.
(a) Name the part labelled A.
(b) State the function of the part labelled B.
Date posted:
May 26, 2017
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The diagram below represents part of the human skeleton.
(a) Name the part labeled P.
(b) (i) Name the bone that articulates with the part labeled Q.
(ii) What type of joint is formed between the part labeled Q and the bone named in (b)(i) above?
Date posted:
May 26, 2017
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Give three functions of pectoral and pelvic fins fins in a fish.
Date posted:
May 26, 2017