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-Body is covered by fur or hair
- Have mammary glands (for milk production)
- Have external earlobes
- Have highly developed brain
- Have muscular diaphragm that have sweat glands
- Have muscular diaphragm (that thoracic cavity from abdominal cavity
marto answered the question on October 3, 2019 at 08:58
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What is deamination?
Date posted: October 3, 2019. Answers (1)
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Explain how high osmotic pressure is reduced back to normal in the human body.
Date posted: October 3, 2019. Answers (1)
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State three differences between class insect and Arachnida.
Date posted: October 3, 2019. Answers (1)
- The diagram below represents a stage during cell division.
a) Identify the stage of cell division.
b) Give two reasons for your answer
c) Name the structure...(Solved)
The diagram below represents a stage during cell division.
a) Identify the stage of cell division.
b) Give two reasons for your answer
c) Name the structure labelled P
Date posted: October 3, 2019. Answers (1)
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Explain the effect of discharging hot water in an aquatic ecosystem.
Date posted: October 3, 2019. Answers (1)
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Name two processes that occur in the nephrone of the mammalian kidney.
Date posted: October 3, 2019. Answers (1)
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Explain how high humidity affects the rate of transpiration.
Date posted: October 3, 2019. Answers (1)
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Date posted: October 3, 2019. Answers (1)
- The equation below represents a process that takes place in plants.
(i) Name the process.
(ii) State two factors not shown in the equation that are necessary...(Solved)
The equation below represents a process that takes place in plants.
(i) Name the process.
(ii) State two factors not shown in the equation that are necessary for the process to take place.
Date posted: October 3, 2019. Answers (1)
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Name the causative agent of the following disease in humans:Tuberculosis
Date posted: October 3, 2019. Answers (1)
- Examine the diagram below and answer the questions that follow.
(a) Name the structures labeled:
A
B
X
(b) Give one adaptation of the cell labeled X.(Solved)
Examine the diagram below and answer the questions that follow.
(a) Name the structures labeled:
A
B
X
(b) Give one adaptation of the cell labeled X.
Date posted: October 3, 2019. Answers (1)
- A 4 cm straight piece of stem from a herbaceous plant was split lengthwise into two similar pieces. The pieces were placed in sugar solutions...(Solved)
A 4 cm straight piece of stem from a herbaceous plant was split lengthwise into two similar pieces. The pieces were placed in sugar solutions of different concentrations for 30 minutes. Their appearance after 30 minutes is as shown below.
Account for appearance of the pieces in solution A and B.
Date posted: October 3, 2019. Answers (1)
- A cell magnified 800 times using a light microscope whose eye piece was x20. What was the magnification of the objective lens?(Solved)
A cell magnified 800 times using a light microscope whose eye piece was x20. What was the magnification of the objective lens?
Date posted: October 3, 2019. Answers (1)
- State two functions of a microscope.(Solved)
State two functions of a microscope.
Date posted: October 3, 2019. Answers (1)
- During a field trip, a student collected a specimen that had the following characteristics
- 2 body parts
- More than 4 pairs of limbs
-had a carapace
(a)...(Solved)
During a field trip, a student collected a specimen that had the following characteristics
- 2 body parts
- More than 4 pairs of limbs
-had a carapace
(a) Identify the class into which the organism belongs.
(b) Other than the head, name the other body part.
Date posted: October 3, 2019. Answers (1)
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Briefly explain the economic importance of the housefly and how it is controlled.
Date posted: October 1, 2019. Answers (1)
- Describe the life history of a housefly under the headings.
i)Eggs
ii)Maggots
iii)Pupa
iv)Imago(Solved)
Describe the life history of a housefly under the headings.
i)Eggs
ii)Maggots
iii)Pupa
iv)Imago
Date posted: October 1, 2019. Answers (1)
- List down at least five characteristics of the class insecta.(Solved)
List down at least five characteristics of the class insecta.
Date posted: October 1, 2019. Answers (1)
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Briefly explain how an aquatic green plant meets light intensity and carbon – dioxide requirements.
Date posted: October 1, 2019. Answers (1)
- The table shows some data about one human kidney.
FLUID Vol....(Solved)
The table shows some data about one human kidney.
FLUID Vol. (Cm3 PER MIN)
Blood of renal artery 600.00
Plasma in renal artery 350.00
Filtrate in Bowman’s capsule 64.00
Urine in water. 0.6.
a)Calculate:
i)The percentage of plasma in the blood
ii)The volume of plasma entering the kidney every hour.
iii)The volume of filtrate every hour.
iv)The percentage of the plasma entering the kidney that form the filtrate.
Date posted: October 1, 2019. Answers (1)