Get premium membership and access questions with answers, video lessons as well as revision papers.
Water proof – Prevent water from reaching the inner cells
Has Karatin – For protection against mechanical injury
Kavungya answered the question on June 17, 2019 at 11:23
- Name a disease that causes thickening and hardening of arteries(Solved)
Name a disease that causes thickening and hardening of arteries
Date posted: June 17, 2019. Answers (1)
- A student was traveling from Nairobi to Mombasa. As the bus descended
down hill he felt an
unpleasant sensation in the ear.
(a) How did the sensation come...(Solved)
A student was traveling from Nairobi to Mombasa. As the bus descended
down hill he felt an
unpleasant sensation in the ear.
(a) How did the sensation come about?
(b) How can the unpleasant sensation be relieved?
Date posted: June 17, 2019. Answers (1)
- When shoots of young plants are exposed to unidirectional light they bend towards light;
a) Name the type of response exhibited by the young shoots
b) Explain...(Solved)
When shoots of young plants are exposed to unidirectional light they bend towards light;
a) Name the type of response exhibited by the young shoots
b) Explain the cause of the observation above
Date posted: June 17, 2019. Answers (1)
- Explain why it is important to go for voluntary counseling and testing (VCT) on HIV/AIDS(Solved)
Explain why it is important to go for voluntary counseling and testing (VCT) on HIV/AIDS
Date posted: June 17, 2019. Answers (1)
- Name the disease in human caused by plasmodium falciparum.(Solved)
Name the disease in human caused by plasmodium falciparum.
Date posted: June 17, 2019. Answers (1)
- Malaria is a common disease in Kenya:-(a) What causes the disease?(b) State one control measure of the disease(Solved)
Malaria is a common disease in Kenya:-
(a) What causes the disease?
(b) State one control measure of the disease
Date posted: June 17, 2019. Answers (1)
- The graph below shows body temperature of a patient suffering from malaria
(a) What symptom of the disease is shown in the graph?
(b) Name the organism...(Solved)
The graph below shows body temperature of a patient suffering from malaria
(a) What symptom of the disease is shown in the graph?
(b) Name the organism that causes malaria
(c) Suggest one method of controlling spread of malaria
Date posted: June 17, 2019. Answers (1)
- How does the parasite plasmodium vivax gain entry into its host?(Solved)
How does the parasite plasmodium vivax gain entry into its host?
Date posted: June 17, 2019. Answers (1)
- Name the intermediate hosts in the life cycle of the following parasites;
i) Ascaris lumbricoides.
ii) Schistosoma haematobium.(Solved)
Name the intermediate hosts in the life cycle of the following parasites;
i) Ascaris lumbricoides.
ii) Schistosoma haematobium.
Date posted: June 17, 2019. Answers (1)
- State three characteristics of cells found just behind the root cap of a radicle(Solved)
State three characteristics of cells found just behind the root cap of a radicle
Date posted: June 17, 2019. Answers (1)
- Give two functions of pleural membrane(Solved)
Give two functions of pleural membrane
Date posted: June 17, 2019. Answers (1)
- What happens to the wall of the uterus;
(i) before the release of an egg ?
(ii) if no fertilization occurs?(Solved)
What happens to the wall of the uterus;
(i) before the release of an egg ?
(ii) if no fertilization occurs?
Date posted: June 17, 2019. Answers (1)
- Name the type of responses exhibited by:-(i) Marine crabs burrowing into the sand to avoid dilution of their body fluids(ii) Chlamy domonas plant moving towards...(Solved)
Name the type of responses exhibited by:-
(i) Marine crabs burrowing into the sand to avoid dilution of their body fluids
(ii) Chlamydomonas plant moving towards a region of high light intensity
Date posted: June 17, 2019. Answers (1)
- Explain how placenta is adapted to its functions(Solved)
Explain how placenta is adapted to its functions
Date posted: June 17, 2019. Answers (1)
- Explain why monocotyledons plants do not undergo secondary thickening.(Solved)
Explain why monocotyledons plants do not undergo secondary thickening.
Date posted: June 17, 2019. Answers (1)
- State the role of the vascular cambium in plant growth and development.(Solved)
State the role of the vascular cambium in plant growth and development.
Date posted: June 17, 2019. Answers (1)
- State the biological importance of ecdysis in arthropods.(Solved)
State the biological importance of ecdysis in arthropods.
Date posted: June 17, 2019. Answers (1)
- What is the role of the following to a germinating seed? (i) Oxygen(ii) Cotyledons(Solved)
What is the role of the following to a germinating seed?
(i) Oxygen
(ii) Cotyledons
Date posted: June 17, 2019. Answers (1)
- State one disadvantage of exoskeleton in insects.(Solved)
State one disadvantage of exoskeleton in insects.
Date posted: June 17, 2019. Answers (1)
- The cells shown below were obtained from different parts of a young root tip:
Give the name of the zone from which each cell was obtained...(Solved)
The cells shown below were obtained from different parts of a young root tip:
Give the name of the zone from which each cell was obtained A, B and C
Date posted: June 17, 2019. Answers (1)