i) Golgi bodies / Golgi apparatus;
ii) Nucleolus;
sharon kalunda answered the question on May 24, 2019 at 07:16
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State one disadvantage of using quadrat method in population estimation.
Date posted: May 24, 2019. Answers (1)
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From the diagram, write down a food chain with crocodile as the tertiary consumer.
(Solved)
The following diagram shows a feeding relationship in an ecosystem.
From the diagram, write down a food chain with crocodile as the tertiary consumer.
Date posted: May 24, 2019. Answers (1)
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a) Name the parts the seed embryo represented by letter X and Y.
b) What...(Solved)
The diagram below represents the internal structure of a bean seed.
a) Name the parts the seed embryo represented by letter X and Y.
b) What type of germination would result if the hypocotyl elongates faster.
c) What is the significance of the part labelled Y emerging first during germination.
Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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Describe how osmotic pressure develops.
Date posted: May 24, 2019. Answers (1)
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Date posted: May 24, 2019. Answers (1)
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An investigation was carried to show the effect of antidiuretic hormone (ADH) on urine production in a mammal. The rate of urine production was measured over a period of 30 minutes. Five minutes after measurements began; ADH was injected into a vein of the mammal. The results are shown in table below.
a) Plot a graph of rate of urine production against time.
b) Name the gland that releases ADH.
c) Describe the effect of injection of ADH on the rate of urine production in the mammal in this investigation.
d) Describe the mechanism by which ADH produces the effect seen in this investigation.
e) In a similar investigation, an injection of sodium chloride (salt) solution was given after five minutes instead of ADH. This injection was observed to affect urine production in a similar way to ADH. Suggest how the sodium chloride brought about this effect.
Date posted: May 24, 2019. Answers (1)
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State any two differences between an ovum and a sperm.
Date posted: May 24, 2019. Answers (1)
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Differentiate between Monoecious and Dioecious plant.
Date posted: May 24, 2019. Answers (1)
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State two ways in which male parts of a wind pollinated flower are adapted to their mode of pollination.
Date posted: May 24, 2019. Answers (1)
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i) To what group of fruits does the...(Solved)
The diagram below represents a mature fruit from a dicotyledonous plant. Observe it and answer questions that follow.
i) To what group of fruits does the specimen belong? .
ii) Suggest the possible agent of dispersed of the fruit.
Date posted: May 24, 2019. Answers (1)
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a) State the process labelled.
A
D
b) Name the compound represented by B.
c) Name the group of organisms labelled...(Solved)
The diagram below represents the nitrogen cycle.
a) State the process labelled.
A
D
b) Name the compound represented by B.
c) Name the group of organisms labelled C.
d) i) Name the group of plants which promote process A.
ii) State the part of the plant where process A takes place.
e) How would excess pesticides in the soil interfere with process A.
Date posted: May 24, 2019. Answers (1)
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a) Identify the structures labelled A, B, C and D.
b) With a...(Solved)
The diagram below shows a certain cell. Use it to answer questions that follow.
a) Identify the structures labelled A, B, C and D.
b) With a reason identify the kingdom from which the cell was obtained.
Kingdom.
Reason.
Date posted: May 24, 2019. Answers (1)
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i) Plants.
ii) Animals(Solved)
State the form in which carbohydrates are stored in
i) Plants.
ii) Animals
Date posted: May 24, 2019. Answers (1)
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a) Identify the plant part.
b) Give a reason for your answer in (i) above.
c) Name...(Solved)
The diagram below show a part of a plant.
a) Identify the plant part.
b) Give a reason for your answer in (i) above.
c) Name the parts marked A and B.
Date posted: May 24, 2019. Answers (1)
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State two functional differences between the rods and cones in the human eye.
Date posted: May 24, 2019. Answers (1)
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a) With an arrow, indicate on the diagram the direction of the impulse through the neurone.
b) State the...(Solved)
The diagram below represents a motor neurone.
a) With an arrow, indicate on the diagram the direction of the impulse through the neurone.
b) State the function of parts labelled P and Q.
Date posted: May 24, 2019. Answers (1)
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Give a reason why constant body temperatures is maintained in human beings?
Date posted: May 23, 2019. Answers (1)
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Date posted: May 23, 2019. Answers (1)
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i) Identify bone C and E
ii) Name the bone that articulates at point Q and the type of...(Solved)
Photograph P below is from a mammalian skeleton
i) Identify bone C and E
ii) Name the bone that articulates at point Q and the type of joint formed
Bone
Joint
Date posted: May 23, 2019. Answers (1)