Tropic movements are growth movements in plants in response to certain stimuli such as light and water which result in a permanent direction of the plant towards or away from the very stimuli, whereas nastic movements are temporal and reversible movements of plant organs in reaction towards or away from a certain stimulus such as touch or heat.
Andreaz answered the question on December 15, 2017 at 10:41
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List two examples of organisms found in order lepidoptera.
(Solved)
List two examples of organisms found in order lepidoptera.
Date posted:
December 11, 2017
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Answers (1)
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State five characteristics of organism in order Lepidoptera
(Solved)
State four characteristics of organism in order Lepidoptera.
Date posted:
December 11, 2017
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Answers (1)
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Give four hydrolytic enzymes found in lysosomes
(Solved)
Give four hydrolytic enzymes found in lysosomes
Date posted:
December 10, 2017
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Answers (1)
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Which molecules make Cytoskeleton?
(Solved)
Which molecules make Cytoskeleton?
Date posted:
December 10, 2017
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Which type of tissue is most likely to repair itself if injured?
(Solved)
Which type of tissue is most likely to repair itself if injured?
Date posted:
December 10, 2017
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Answers (1)
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List three roles of blood in insects.
(Solved)
List three roles of blood in insects.
Date posted:
December 9, 2017
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Answers (1)
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Write the following abbreviations in full as used in genetics. (i) DNA (ii) RNA (iii) mRNA.
(Solved)
Write the following abbreviations in full as used in genetics.
(i) DNA.
(ii) RNA.
(iii) mRNA.
Date posted:
December 9, 2017
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Answers (1)
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State one characteristic of peritrophic membrane in insects.
(Solved)
State one characteristic of peritrophic membrane in insects.
Date posted:
December 9, 2017
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Answers (1)
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State three excretory products in insects.
(Solved)
State three excretory products in insects.
Date posted:
December 9, 2017
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Answers (1)
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Where do insects store water?
(Solved)
Where do insects store water?
Date posted:
December 9, 2017
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Answers (1)
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Define the term integument as an insect part.
(Solved)
Define the term integument.
Date posted:
December 9, 2017
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Answers (1)
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Define the term chemoautotrophs
(Solved)
Define the term chemoautotrophs.
Date posted:
December 8, 2017
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Answers (1)
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Outline the spore staining techniques
(Solved)
Outline the spore staining techniques.
Date posted:
December 8, 2017
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Answers (1)
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What role does oxygen play in the process of germination?
(Solved)
What role does oxygen play in the process of germination?
Date posted:
December 7, 2017
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Answers (1)
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Explain thr role of water in the process of germination
(Solved)
Explain the role of water in the process of germination
Date posted:
December 7, 2017
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Answers (1)
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Explain two types of germination
(Solved)
Explain two types of germination giving example in each case
Date posted:
December 7, 2017
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Answers (1)
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Explain why the following are done during preparation of a slide for observation under a light microscope
(Solved)
Explain why the following are done during preparation of a slide to be observed under a light microscope
i)Staining
ii)Use of a sharp cutting blade
iii)Cutting thin sections
iv)Keeping the specimen on water
Date posted:
December 7, 2017
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Answers (1)
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In an experiment,glucose solution was heated then cooled before adding yeast solution.The gas produced was passed through a solution of lime water.
(Solved)
In an experiment,glucose solution was boiled and then allowed to cool before adding yeast suspension.A thin layer of oil was then added on top.The gas produced was then bubbled through a solution of lime water.
a)Explain why
i)Glucose was boiled
ii)Glucose solution was cooled
iii)A thin layer was added on top
b)State the expected results
c)Explain the result in (b) above.
d)Exolain how a control experiment can be set.
Date posted:
December 7, 2017
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Answers (1)
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State three characteristics of subphylum
(Solved)
State three characteristics of subphylum
Date posted:
December 7, 2017
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Answers (1)
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State three segments of thorax found in insects
(Solved)
State three segments of thorax found in insects.
Date posted:
December 7, 2017
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Answers (1)