- State three causes of variation in living things. (Solved)
State three causes of variation in living things.
Date posted: February 19, 2018.
- State the significance of sunken stomata in plants. (Solved)
State the significance of sunken stomata in plants.
Date posted: February 19, 2018.
- Highlight three importance of transpiration in plants(Solved)
Highlight three importance of transpiration in plants
Date posted: February 19, 2018.
- State three differences between male and female gametes (Solved)
State three differences between male and female gametes
Date posted: February 19, 2018.
- (a) Name two divisions in the kingdom Plantae that show alternation of generation (b)Name the phylum whose member possesses a notochord.(Solved)
(a) Name two divisions in the kingdom Plantae that show alternation of generation
(b)Name the phylum whose member possesses a notochord.
Date posted: February 19, 2018.
- (a) What is homeostasis? (b) Name three processes in the human body in which homeostasis is involved (Solved)
(a) What is homeostasis? (b) Name three processes in the human body in which homeostasis is involved.
Date posted: February 19, 2018.
- A patient was given a drug which caused afferent arteriole entering the glomerulus to dilate while efferent arteriole constricted. Explain the effect the drug had...(Solved)
A patient was given a drug which caused afferent arteriole entering the glomerulus to dilate while efferent arteriole constricted. Explain the effect the drug had to the amount of urine produced.
Date posted: February 19, 2018.
- Name the part of the brain responsible for:-
i) Maintaining balance of the body.
ii) Thermoregulation and osmoregulation.
iii) Sensation of pain, touch and sight
(Solved)
Name the part of the brain responsible for:-
i) Maintaining balance of the body.
ii) Thermoregulation and osmoregulation.
iii) Sensation of pain, touch and sight
Date posted: February 19, 2018.
- Distinguish between analogous and homologous structures(Solved)
Distinguish between analogous and homologous structures
Date posted: February 19, 2018.
- How is the rate of diffusion affected by:(i) Temperature(ii) Concentration…(iii) Surface area to volume ratio(Solved)
How is the rate of diffusion affected by:
(i) Temperature
(ii) Concentration…
(iii) Surface area to volume ratio
Date posted: February 19, 2018.
- Distinguish between hypertonic and hypotonic solutions.(Solved)
Distinguish between hypertonic and hypotonic solutions.
Date posted: February 19, 2018.
- Highlight the importance of the respiratory surface being:
1. Thin ...(Solved)
a) Highlight the importance of the respiratory surface being:
1. Thin
2. Moist
(b) State three adaptations of gills to their function.
(c) State how a guard cell is adapted to its function.
Date posted: February 19, 2018.
- Highlights two similarities between mitosis and meiosis(Solved)
Highlights two similarities between mitosis and meiosis
Date posted: February 19, 2018.
- (a)State the reason why scientific names are given in Latin(Solved)
(a)State the reason why scientific names are given in Latin.
(b) The length of a beetle is 2cm, when the beetle is magnified using a hand lens the length of the drawing is 6 cm workout the magnification.
Date posted: February 19, 2018.
- Distinguish between growth and development in living organism.(Solved)
Distinguish between growth and development in living organism.
Date posted: February 19, 2018.
- Name two structures in the mammalian ear that are used in body balance and posture (Solved)
Name two structures in the mammalian ear that are used in body balance and posture
Date posted: February 19, 2018.
- (a) Name an end product of photosynthesis that may be found in the intercellular air spaces of a leaf
(b) State what happens to the...(Solved)
(a) Name an end product of photosynthesis that may be found in the intercellular air spaces of a leaf
(b) State what happens to the product named in (a) above
Date posted: February 19, 2018.
- Name the vector and causal organism of bilharzia
a) Vector
b) Causal organism
(Solved)
Name the vector and causal organism of bilharzia
a) Vector
b) Causal organism
Date posted: February 19, 2018.
- Name the parts of the brain that perform the following functions
(a) Controls secretion of hormones by pituitary glands
(b) Controls muscular movements body posture...(Solved)
Name the parts of the brain that perform the following functions
(a) Controls secretion of hormones by pituitary glands
(b) Controls muscular movements body posture and balance
(c) Controls reflex activities
Date posted: February 19, 2018.
- Give a reason for each of the following
(a) The trachea of the tracheal system have circular rings of chitin
(b) Tracheoles of the tracheal...(Solved)
Give a reason for each of the following
(a) The trachea of the tracheal system have circular rings of chitin
(b) Tracheoles of the tracheal system lacks rings of chitin
Date posted: February 19, 2018.
- (a) Define the term oxygen debt
b) State what happens to the lactic acid produced...(Solved)
(a) Define the term oxygen debt
b) State what happens to the lactic acid produced by active muscles during anaerobic
respiration
Date posted: February 19, 2018.
- Antibiotics are used to treat people with bacterial infections. Explain the danger of the widespread use of antibiotics to treat disease(Solved)
Antibiotics are used to treat people with bacterial infections. Explain the danger of the widespread use of antibiotics to treat disease
Date posted: February 19, 2018.
- State the functions of each of the following parts of the axial skeleton
(a) Odontoid process
(b) Zygapophyses
(Solved)
State the functions of each of the following parts of the axial skeleton
(a) Odontoid process
(b) Zygapophyses
Date posted: February 19, 2018.
- (a) State one distinguishing feature of fungal cells
(b) State one similarity between members of kingdom animalia and fungi ...(Solved)
(a) State one distinguishing feature of fungal cells
(b) State one similarity between members of kingdom animalia and fungi
Date posted: February 19, 2018.
- Name the hormones which control the following
(a) Development of male secondary characteristic
(b) Inhibits side branching in plants
(c) Moulting in insects
(Solved)
Name the hormones which control the following
(a) Development of male secondary characteristic
(b) Inhibits side branching in plants
(c) Moulting in insects
Date posted: February 19, 2018.
- What is meant by the following terms?
(i) Autoecology
(ii) Habitat
(Solved)
What is meant by the following terms?
(i) Autoecology
(ii) Habitat
Date posted: February 19, 2018.
- What is the name given to the process in which excess amino acids are broken in the liver(Solved)
What is the name given to the process in which excess amino acids are broken in the liver
Date posted: February 19, 2018.
- Explain what would happen to an amoeba when placed in distilled water (Solved)
Explain what would happen to an amoeba when placed in distilled water
Date posted: February 19, 2018.
- How would you test that someone is a victim of diabetes mellitus in the laboratory?(Solved)
How would you test that someone is a victim of diabetes mellitus in the laboratory?
Date posted: February 15, 2018.
- Why are people with blood group O referred to as universal donors?(Solved)
Why are people with blood group O referred to as universal donors?
Date posted: February 15, 2018.