a) It can cause:
- Anaemia or low blood volume which lowers blood pressure.
-Loss of iron or low red blood cells or low haemoglobin, leading to low oxygen
-Loss of nutrients
-Dehydrations which could lead to death
b) Blood clotting
c) By transfusion of blood, taking fluids, eating iron rich food stuff or taking iron tablets or supplements
johnmulu answered the question on May 3, 2017 at 06:32
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Describe the path taken by carbon dioxide released from the tissue of an insect to the atmosphere.
(Solved)
Describe the path taken by carbon dioxide released from the tissue of an insect to the atmosphere.
Date posted:
May 3, 2017
.
Answers (1)
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The diagram below shows a transverse section of a plant organ.
(Solved)
The diagram below shows a transverse section of a plant organ.
a) Name the plant organ from which the section was obtained.
b) i) Name the class to which the plant organ was obtained.
ii) Give a reason for your answer in (b)(i) above
Date posted:
May 3, 2017
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Answers (1)
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State one adaptation of xylem vessels to their function.
(Solved)
State one adaptation of xylem vessels to their function.
Date posted:
May 3, 2017
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Answers (1)
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Why are plants able to accumulate most of their waste products for long?
(Solved)
Why are plants able to accumulate most of their waste products for long?
Date posted:
May 3, 2017
.
Answers (1)
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The number of stomata on the lower and upper surfaces of two leaves from plant species X and Y were counted under the field of view of a light microscope. The results were as shown in the table below.
(Solved)
The number of stomata on the lower and upper surfaces of two leaves from plant species X and Y were counted under the field of view of a light microscope. The results were as shown in the table below.
a) Which of the two leaves would be expected to have a lower rate of transpiration?
b) Give a reason for your answer in (a) above
Date posted:
May 3, 2017
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Answers (1)
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The diagram below shows a transverse section of a plant organ.
(Solved)
The diagram below shows a transverse section of a plant organ.
a) Name the plant organ from which the section was obtained.
b) i) Name the class to which the plant organ was obtained
ii) Give a reason for your answer in (b)(i) above.
c) Name the part labeled X.
Date posted:
May 2, 2017
.
Answers (1)
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Name the tissue in plants responsible for:
a) Transport of water and mineral salts
b) Transport of carbohydrates
c) Primary growth
(Solved)
Name the tissue in plants responsible for:
a) Transport of water and mineral salts
b) Transport of carbohydrates
c) Primary growth
Date posted:
May 2, 2017
.
Answers (1)
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The diagram below represents a plant tissue.
(Solved)
The diagram below represents a plant tissue.
a) Name the tissue.
b) Name the cell labeled K and L.
c) What is the function of the compound cell?
Date posted:
May 2, 2017
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Answers (1)
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State two ways in which the root hairs are adapted to their function
(Solved)
State two ways in which the root hairs are adapted to their function.
Date posted:
May 2, 2017
.
Answers (1)
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The diagram below represents a traverse section through a plant organ
(Solved)
The diagram below represents a traverse section through a plant organ
a) From which plant organ was the section obtained
b) Give two reasons for your answer in (a) above.
c) Name the part labeled J, K and L.
d) State two functions of the parts labeled
Date posted:
May 2, 2017
.
Answers (1)
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The diagram below represents regions of a root tip
(Solved)
The diagram below represents regions of a root tip
a) Name the two regions above X in ascending order.
b) State the function of the part labeled X
Date posted:
May 2, 2017
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Answers (1)
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The diagram below represents part of phloem tissue.
(Solved)
The diagram below represents part of phloem tissue.
a) Name the structure labeled R and S and the cell labeled T.
b) State the function of the structure labeled S.
c) Explain why xylem is a mechanical tissue.
Date posted:
May 2, 2017
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Answers (1)
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Name two processes that bring about the translocation of manufactured food.
(Solved)
Name two processes that bring about the translocation of manufactured food.
Date posted:
May 2, 2017
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Answers (1)
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State two ways in which xylem vessels are adapted to their function.
(Solved)
State two ways in which xylem vessels are adapted to their function.
Date posted:
May 2, 2017
.
Answers (1)
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The diagram below represents the pathways of water from the soil into the plant.
(Solved)
The diagram below represents the pathways of water from the soil into the plant.
a) Name the structures labeled K and L.
b) Name the process by which minerals salts enter into the plant.
Date posted:
May 2, 2017
.
Answers (1)
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The diagram below represents a transverse section of a young stem
(Solved)
The diagram below represents a transverse section of a young stem
a) Name the parts labeled A and B.
b) State the function of the parts labeled C, D and E
Date posted:
May 2, 2017
.
Answers (1)
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a)Name the appropriate food substance from substance for each of the following enzymes (i)Ptyalin (ii) Pepsin
(Solved)
a)Name the appropriate food substance from substance for each of the following enzymes (i)Ptyalin (ii) Pepsin(b) State the causes and two symptoms of Beri-beri.
Date posted:
May 2, 2017
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Answers (1)
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State two ways in which the human intestinal villus is adapted to its function.
(Solved)
State two ways in which the human intestinal villus is adapted to its function.
Date posted:
May 2, 2017
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Answers (1)
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What is the role of bile salts in digestion in humans?
(Solved)
What is the role of bile salts in digestion in humans?
Date posted:
May 1, 2017
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Answers (1)
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The diagram below represents the lower jaw of a mammal
(Solved)
The diagram below represents the lower jaw of a mammal
a) Name the mode of nutrition of the mammal whose jaw is shown.
b) i) Name the toothless gap labeled K.
ii) State the function of the gap.
c) Name the substance that is responsible for hardening of teeth.
Date posted:
May 1, 2017
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Answers (1)