Deletion
sharon kalunda answered the question on September 17, 2019 at 06:36
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The diagram below shows a flow chart of blood clotting mechanism in a human.
(Solved)
The diagram below shows a flow chart of blood clotting mechanism in a human.
a) Name the enzymes represented by the letters T and S.
b) Name the final products of the mechanism represented by letter R.
Date posted:
September 17, 2019
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Answers (1)
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The diagram below represents the vertical section of a fruit.
(Solved)
The diagram below represents the vertical section of a fruit.
a) Suggest the possible agent of dispersal of this fruit.
b) Explain two observable features that adapt the fruit to its mode of dispersal.
Date posted:
September 17, 2019
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Answers (1)
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Using the table below, answer the questions that follow.
(Solved)
a)Using the table below, answer the questions that follow.
Suggest the possible habitat of the plants from the leaves were obtained
A
B
C
B) State the modifications in the stomata of leaf C
Date posted:
September 17, 2019
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Answers (1)
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A cross between a red flowered plants and white flowered plants produced plants with pink flowers. Using letter R to represent the gene for red...
(Solved)
A cross between a red flowered plants and white flowered plants produced plants with pink flowers. Using letter R to represent the gene for red color and W for white.
a) What were the parental genotypes?
b) Work out the cross between f1 generations.
c) State the phenotypic and genotypic ratios of the f2 generations.
Date posted:
September 17, 2019
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Answers (1)
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The figures below illustrate specialized cells in an animal body.
(Solved)
The figures below illustrate specialized cells in an animal body.
a) Identify the cell M and N.
b) State the structural differences between M and N
c) Which of the above specialized cells is found in the gut.
Date posted:
September 17, 2019
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Answers (1)
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Examine the diagram below and answer the questions that follows.
(Solved)
Examine the diagram below and answer the questions that follows.
A...............................
B................................
C.....................................
D....................................
b) State the type of germination exhibited by the seedling above
c) State and explain three environmental conditions necessary for germination.
Date posted:
September 17, 2019
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Answers (1)
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The diagram below represents a pyramid of biomass derived from certain Ecosystem.
(Solved)
The diagram below represents a pyramid of biomass derived from certain Ecosystem.
a) Suggest the type of ecosystem from which the pyramid was derived.
b) State the significance of short food chains is an ecosystem.
Date posted:
September 17, 2019
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Answers (1)
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The flow diagram below represents passage of a meal through the human digestive system. Study the diagram and answer the questions that follow.
(Solved)
The flow diagram below represents passage of a meal through the human digestive system. Study the diagram and answer the questions that follow.
(a) Name the physical process that will occur in mouth cavity
(b) Name the digestive juices B and C
B...........................
C...........................
(c) Explain two ways in which the digestive system is protected from corrosive effects of digestive juices.
(d) Name the hormone that stimulate secretion of juice B.
(e) Identify two contents of digestive juice A
Date posted:
September 17, 2019
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Answers (1)
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The table below shows the percentage composition of carbon (iv) oxide and oxygen in inhaled and exhaled air,
(Solved)
The table below shows the percentage composition of carbon (iv) oxide and oxygen in inhaled and exhaled air,
Explain the differences in percentage of the two gases in inhaled and exhaled air.
a) Oxygen
b) Carbon (Iv) oxide
Date posted:
September 17, 2019
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Answers (1)
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Name the source of hydrochloric acid in the mammalian stomach.
(Solved)
Name the source of hydrochloric acid in the mammalian stomach.
Date posted:
September 17, 2019
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Answers (1)
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The diagram below shows the structure of a human ear.
(Solved)
The diagram below shows the structure of a human ear.
a. State functions of human ear
b. Give the name of structures labeled C, G. F
c. What is the function of the structure labeled H
Date posted:
September 17, 2019
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Answers (1)
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Study the diagram below and answer the question that follows.
(Solved)
Study the diagram below and answer the question that follows.
i) Identify the muscle represented by X and Y.
ii) Describe how muscle X and Y cause straightening of joint Z.
c) Name joint Z.
Date posted:
September 17, 2019
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Answers (1)
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An experiment shown below was a set up to investigate a certain physiological process in plants.
(Solved)
An experiment shown below was a set up to investigate a certain physiological process in plants.
a) What process was being investigated? (1 mark)
b) What effect will the following have on the observation made in (a) above?
i) Fanning the shoot
ii) Removing all the leaves from the shoot.
iii) Placing the set up in the dark.
Date posted:
September 17, 2019
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Answers (1)
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(a).Identify organs B and D in photograph T2 and state the class of organism from which they were obtained.
(Solved)
(a).Identify organs B and D in photograph T2 and state the class of organism from which they were obtained.
(b) State the common function of the organs identified in (a) above.
(c) Name the parts of the body where B and D in photograph T2 are found
(d) List the adaptations of D to its functions
(e) Using observable features only, state how B is adapted to its function
Date posted:
September 16, 2019
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Answers (1)
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Photographs R1 and R2 show a certain response in plants.
(Solved)
Photographs R1 and R2 show a certain response in plants.
a) Explain how the response shown above occurs.
b) What is the biological significance of the response shown by X?
Date posted:
September 16, 2019
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Answers (1)
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Examine photograph k 1and K2 then answer the questions that follow.
(Solved)
Examine photograph k 1and K2 then answer the questions that follow.
(a) Name the response that is exhibited by the seedlings.
(b) Explain how the response you have stated in (a) above occurs.
(c) What is the significance (survival value) of the response you have stated in (a) above.
Date posted:
September 16, 2019
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Answers (1)
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The following diagram of a leaf shows what happens in a plant leaf during photosynthesis.
(Solved)
The following diagram of a leaf shows what happens in a plant leaf during photosynthesis.
(a) State two ways in which leaves are adapted to absorb light.
(b) Name the gases labeled x and y.
(c) Name the tissues that transports:-
(i) Water into the leaf.
(ii) Sugar to other parts of the plant.
(d) Explain why it is an advantage for the plant to store carbohydrates as starch rather than as sugars.
Date posted:
September 16, 2019
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Answers (1)
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Study the following diagram showing longitudinal section of a kidney.
(Solved)
Study the following diagram showing longitudinal section of a kidney.
Name the parts labeled A and B.
Date posted:
September 16, 2019
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Answers (1)
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Name the cavity formed by the scapula that form a joint with the humerous.
(Solved)
Name the cavity formed by the scapula that form a joint with the humerous.
Date posted:
September 16, 2019
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Answers (1)
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Name two bones that form the pectoral girdle.
(Solved)
Name two bones that form the pectoral girdle.
Date posted:
September 16, 2019
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Answers (1)