Migration; Nocturnal / active at night;
Burrowing; moving to shade; Aestivation;
Kavungya answered the question on September 30, 2019 at 10:02
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Pregnancy would persist after the expiry of the fifth month of pregnancy even if the two ovaries are surgically removed from the body of female...
(Solved)
Pregnancy would persist after the expiry of the fifth month of pregnancy even if the two ovaries are surgically removed from the body of female individual. Give an account for this.
Date posted:
September 30, 2019
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Answers (1)
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State the adaptive structural differences between nephrons of desert and fresh water animals.
(Solved)
State the adaptive structural differences between nephrons of desert and fresh water animals.
Date posted:
September 30, 2019
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Answers (1)
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During cold weather, very small mammals eat more than their own weight of food per day whereas large mammals eat food which is only a...
(Solved)
During cold weather, very small mammals eat more than their own weight of food per day whereas large mammals eat food which is only a small fraction of their weight. Give an explanation for this.
Date posted:
September 30, 2019
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Answers (1)
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State the advantage of breeding seasons in Mammals other than Man?
(Solved)
State the advantage of breeding seasons in Mammals other than Man?
Date posted:
September 30, 2019
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Answers (1)
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State the function of interstitial cells found in testis.
(Solved)
State the function of interstitial cells found in testis.
Date posted:
September 30, 2019
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Answers (1)
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During a surgical operation, a doctor accidentally cut two blood vessels A and B. Out of blood vessel A, blood was spurting out while through...
(Solved)
During a surgical operation, a doctor accidentally cut two blood vessels A and B. Out of blood vessel A, blood was spurting out while through blood vessel B, blood was flowing smoothly.
i) Identify blood vessels A and B.
Date posted:
September 30, 2019
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Answers (1)
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Name one hormone which promotes spermatogenesis in human males.
(Solved)
Name one hormone which promotes spermatogenesis in human males.
Date posted:
September 30, 2019
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Answers (1)
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A student examining pond water came across a certain living organisms which he drew as shown below.
(Solved)
A student examining pond water came across a certain living organisms which he drew as shown below.
i) Identify the organism shown above.
ii) State the kingdom of the above organism.
iii) Name the structure labeled A.
iv) State the function of the part labeled B.
Date posted:
September 30, 2019
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Answers (1)
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State the circumstances in which more blood Sugar may be found in the hepatic portal vein than in any other blood vessels.
(Solved)
State the circumstances in which more blood Sugar may be found in the hepatic portal vein than in any other blood vessels.
Date posted:
September 30, 2019
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Answers (1)
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A form three student came across two different types of fruits which are described as follows
(Solved)
A form three student came across two different types of fruits which are described as follows:
Fruit A
Has free central placentation, hard epicarp and fibres air-filled mesocarp.
Fruit B
Hasaxile placentation, fleshy mesocarp and brightly colouredepicarp.
a) Suggest the possible agent of dispersal of each type of fruit
Date posted:
September 30, 2019
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Answers (1)
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State a way in which size is an important factor in temperature regulation in Mammals.
(Solved)
State a way in which size is an important factor in temperature regulation in Mammals.
Date posted:
September 30, 2019
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Answers (1)
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Which part of the body produce Antidiuretic hormone.
(Solved)
Which part of the body produce Antidiuretic hormone.
Date posted:
September 30, 2019
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Answers (1)
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Name and state the functions of four valves found in Mammalian heart.
(Solved)
Name and state the functions of four valves found in Mammalian heart.
Date posted:
September 30, 2019
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Answers (1)
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The diagram below is that of a gill of a fish.
(Solved)
The diagram below is that of a gill of a fish.
a) Name the parts labeled A and B.
b) State the function of part labeled C.
c) Explain how structure labeled A is adapted to its function.
Date posted:
September 30, 2019
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Answers (1)
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Classify the following organisms into Phylum and Class.
(Solved)
Classify the following organisms into Phylum and Class.
Date posted:
September 30, 2019
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Answers (1)
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The table below shows how variation in environmental temperature relate to the body temperatures of two different types of animals A and B.
(Solved)
The table below shows how variation in environmental temperature relate to the body temperatures of two different types of animals A and B.
(a) Using the information in the table above, plot a graph on same axes of body temperatures animals against environmental temperature.
(b) With reference to thermoregulation, state the general name given to animals of the A and B types.
A - type animals
B - type animals
(c) What three advantages do B-type animals have over A-type animals?
(d) Briefly describe how B-type
i) Physiologically respond to heat
ii) Physiologically respond to cold
Date posted:
September 25, 2019
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Answers (1)
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The diagram below shows an experiment set up using a seedling enclosed in a desk box with a hole on one side at the beginning...
(Solved)
The diagram below shows an experiment set up using a seedling enclosed in a desk box with a hole on one side at the beginning of the experiment and after five days of growth.
(a) What type of response is shown by the above shoot?
(b) State two observable changes which took place in the seedling after five days of growth.
(c) Account for the observable changes in (b) above
(d) What observations would be made after five days of growth if the shoot was placed in a box without a hole on one side?
Date posted:
September 25, 2019
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Answers (1)
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The rates of gaseous exchange by different respiratory surfaces of plants were determined and recorded in the table below.
(Solved)
The rates of gaseous exchange by different respiratory surfaces of plants were determined and recorded in the table below.
Suggest the possible plant structure represented by A, B, C.
Date posted:
September 25, 2019
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Answers (1)
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The figure below shows a model which was used by a group of Form 2 students to show the effect of or action of intercostal...
(Solved)
The figure below shows a model which was used by a group of Form 2 students to show the effect of or action of intercostal muscles on the movement of ribs.
(a) How does the sternum move when;
(i) String A is pulled tight.
(ii) String B is pulled tight.
(b) Between string A and B, which one represents;
(i) External intercostal muscles?
(ii) Internal intercostal muscles?
(c) What does structure Q represent in an animal
Date posted:
September 25, 2019
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Answers (1)
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Broad and thin lips are inheritable characteristics in humans. When a homozygote broad lipped man is married to a homozygote thin lipped woman, all the...
(Solved)
Broad and thin lips are inheritable characteristics in humans. When a homozygote broad lipped man is married to a homozygote thin lipped woman, all the children in the family are broad lipped. In a particular family, a woman that is heterozygote for broad lips is married to a man whose parents were both thin lipped. Let B represent gene for broad lips.
(a) Work out the genotypes of the children in that family. (Use a punnet square
(b) Work out the phenotypic ratio and genotypic ratio of the resulting children from the crossing in (a) above
(c) Give two sex- linked traits in man.
Date posted:
September 25, 2019
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Answers (1)