Magnification = $\frac{length of drawing}{length of the real object}$
= $\frac{6 cm}{12 cm}$ = x$\frac{1}{2}$ or x0.5
johnmulu answered the question on April 28, 2017 at 06:42
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The figure below is a fine structure of a generalized animal cell as seen under an electron microscope.
(Solved)
The figure below is a fine structure of a generalized animal cell as seen under an electron microscope.
a) Name the parts labeled A and B.
b) How the is structure labeled B adapted to its function?
Date posted:
April 28, 2017
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Answers (1)
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Give reasons for carrying out the following procedures when preparing temporary wet mounts of plant tissues
(Solved)
Give reasons for carrying out the following procedures when preparing temporary wet mounts of plant tissues
a) Making thin plant sections.
b) Adding water on the plant section.
c) Placing a cover slip over the plant section.
Date posted:
April 28, 2017
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Answers (2)
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Plant cells do not burst when immersed in distilled water. Explain
(Solved)
Plant cells do not burst when immersed in distilled water. Explain
Date posted:
April 27, 2017
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Answers (1)
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What is the formula for calculating linear magnification of a specimen when using a hand lens
(Solved)
a) What is the formula for calculating linear magnification of a specimen when using a hand lens
b) Give a reason why staining is necessary when preparing specimens for observation under the microscope.
Date posted:
April 27, 2017
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Answers (1)
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Which organelle would be abundant in:Skeletal muscle cell, Palisade cell
(Solved)
Which organelle would be abundant in:
Skeletal muscle cell
Palisade cell
Date posted:
April 27, 2017
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Answers (1)
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How does nutrition as a characteristic of living organisms differ in plants and animals?
(Solved)
How does nutrition as a characteristic of living organisms differ in plants and animals?
Date posted:
April 27, 2017
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Answers (1)
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Motor vehicles move, use energy and produce carbon dioxide and water. Similar characteristics occurs in living organisms yet motor vehicles are not classified as living Explain.
(Solved)
Motor vehicles move, use energy and produce carbon dioxide and water. Similar characteristics occurs in living organisms yet motor vehicles are not classified as living Explain.
Date posted:
April 27, 2017
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Answers (1)
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Why is Lamarck's theory of evolution not accepted by Biologists today?
(Solved)
Explain why Lamarck's theory of evolution is not accepted by Biologists today.
Date posted:
January 21, 2017
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Answers (1)
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Name the causative organism of the following diseases(i)Malaria(ii)Bilharzia
(Solved)
Name the causative organism of the following diseases
i) Malaria
ii) Bilharzia
Date posted:
January 21, 2017
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Answers (1)
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A small boy remarked that his dog looks larger on cold days than on hot days
(Solved)
A small boy remarked that his dog looks larger on cold days than on hot days. Give biological explanation for this.
Date posted:
January 21, 2017
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Answers (1)
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Explain why insects’ blood is said to lack a respiratory pigment
(Solved)
Insects’ blood is said to lack a respiratory pigment. Explain
Date posted:
January 21, 2017
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Answers (1)
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Give two roles of active transport in human beings
(Solved)
Give two roles of active transport in human beings.
Date posted:
January 21, 2017
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Answers (1)
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A rhinoceros in a national park was found to be infected with ticks. Name the trophic level occupied by the
(Solved)
A rhinoceros in a national park was found to be infected with ticks. Name the trophic level occupied by the
a) rhinoceros
b) ticks
Date posted:
January 18, 2017
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Answers (1)
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A constant supply of oxygen is necessary for plants to efficiently absorb dissplved mineral salts from soil
(Solved)
A constant supply of oxygen is necessary for plants to efficiently absorb dissplved mineral salts from soil. Explain
Date posted:
January 17, 2017
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Answers (1)
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Name one factor that is maintained at a relatively constant level in the body by the following organs
(Solved)
Name one factor that is maintained at a relatively constant level in the body by the following organs
i) Liver
ii) Skin
iii) Kidneys
Date posted:
January 17, 2017
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Answers (1)
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Name two strengthening tissues in plants other than xylem
(Solved)
Other than xylem tissue, name two strengthening tissues in plants.
Date posted:
January 17, 2017
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Answers (1)
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Name the main mineral elements obtained from insects by insectivorous plants
(Solved)
Name the main mineral elements obtained from insects by insectivoros plants
Date posted:
January 16, 2017
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Answers (1)
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What are the advantages of metamorphosis to the life of insects?
(Solved)
Give two advantages of metamorphosis to the life of insects.
Date posted:
January 16, 2017
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Answers (1)
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Give one advantage of heterodonts over homodonts.
(Solved)
State one advantage of heterodonts over homodonts.
Date posted:
January 14, 2017
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Answers (1)
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State the; a) Material that strengthens the xylem tissue.
(Solved)
State the; a) Material that strengthens the xylem tissue.
b) Tissue that is removed when the bark of a dicotyledonous plant is ringed.
Date posted:
January 14, 2017
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Answers (1)