- Name the four types of teeth and their functions.(Solved)
Name the four types of teeth and their functions.
Date posted: December 6, 2017.
- Define the following terms: (i) Homodonts (ii) Heterodonts (ii) Dentition(Solved)
Define the following terms:
(i) Homodonts
(ii) Heterodonts
(iii) Dentition
Date posted: December 6, 2017.
- State and explain any three heterotrophic modes of nutrition.(Solved)
State and explain any three heterotrophic modes of nutrition.
Date posted: December 6, 2017.
- Give the function of enzyme catalase in living tissues.(Solved)
Give the function of enzyme catalase in living tissues.
Date posted: December 6, 2017.
- Give two functions of enzymes.(Solved)
Give two functions of enzymes.
Date posted: December 6, 2017.
- Enzyme co-factors and co-enzymes is one of the factors affecting the rate of enzyme controlled reactions. Explain how.(Solved)
Enzyme co-factors and co-enzymes is one of the factors affecting the rate of enzyme controlled reactions. Explain how.
Date posted: December 6, 2017.
- Show how the following factors affect the rate of enzyme controlled reactions. (i) Specificity (ii) Temperature (iii) pH(Solved)
Show how the following factors affect the rate of enzyme controlled reactions.
(i) Specificity
(ii) Temperature
(iii) pH
Date posted: December 6, 2017.
- State and briefly explain two methods used in naming enzymes(Solved)
State and briefly explain two methods used in naming enzymes.
Date posted: December 6, 2017.
- Briefly explain four properties of enzymes.(Solved)
Briefly explain four properties of enzymes.
Date posted: December 6, 2017.
- Define the term enzymes. State and define the two types of enzymes(Solved)
Define the term enzymes.
State and define the two types of enzymes.
Date posted: December 6, 2017.
- Amino acids are joined together to form complex protein molecules. Name the process by which the complex proteins are formed.(Solved)
Amino acids are joined together to form complex protein molecules. Name the process by which the complex proteins are formed.
Date posted: December 5, 2017.
- Proteins have various functions in the body. Explain three of those functions.(Solved)
Proteins have various functions in the body. Explain three of those functions.
Date posted: December 5, 2017.
- State three properties of amino acids.(Solved)
State three properties of amino acids.
Date posted: December 5, 2017.
- Name the building units of proteins(Solved)
Name the building units of proteins
Date posted: December 5, 2017.
- Name the two main methods used in the test for presence of lipids.(Solved)
Name the two main methods used in the test for presence of lipids.
Date posted: December 5, 2017.
- Describe the emulsion test used in testing for lipids.(Solved)
Describe the emulsion test used in testing for lipids.
Date posted: December 5, 2017.
- Lipids form a part of the chemicals of life. Briefly explain four functions of lipids in the body of living organisms.(Solved)
Lipids form a part of the chemicals of life. Briefly explain four functions of lipids in the body of living organisms.
Date posted: December 5, 2017.
- State three properties of lipids.(Solved)
State three properties of lipids.
Date posted: December 5, 2017.
- Name the building units of lipids(Solved)
Name the building units of lipids
Date posted: December 5, 2017.
- Give the main difference between fats and oils(Solved)
Give the main difference between fats and oils
Date posted: December 5, 2017.
- In an experiment to test for non reducing sugars,dilute hydrochloric acid and sodium hydrogen carbonate solution were used. State the functions of the reagents.(Solved)
In an experiment to test for non reducing sugars,dilute hydrochloric acid and sodium hydrogen carbonate solution were used. State the functions of the reagents.
Date posted: December 5, 2017.
- Cellulose is a polysaccharide found in plant cells. Give its function(Solved)
Cellulose is a polysaccharide found in plant cells. Give its function.
Date posted: December 5, 2017.
- Name three types of polysaccharides(Solved)
Name three types of polysaccharides
Date posted: December 5, 2017.
- In an experiment, bean seeds were soaked and then placed in a vacuum flask coated with cotton wool. A thermometer was then inserted into the...(Solved)
In an experiment,bean seeds were soaked and then placed in a vacuum flask coated with cotton wool. The thermometer was then inserted into the flask.
a)Explain the expected result
b)Account for the result in (a) above.
c) Explain how a control experiment can be set up
d)Why was vacuum flask used.
Date posted: December 5, 2017.
- Give the function of disaccharides in living organisms(Solved)
Give the function of disaccharides in living organisms
Date posted: December 5, 2017.
- Name the constituent monosaccharides of the following disaccharides: (i) Sucrose (ii) Lactose (iii) Maltose(Solved)
Name the constituent monosaccharides of the following disaccharides:
(i) Sucrose
(ii) Lactose
(iii) Maltose
Date posted: December 5, 2017.
- State two roles of predators in an ecosystem(Solved)
State two roles of a predators in an ecosystem
Date posted: December 5, 2017.
- Give an example of a non reducing sugar and a complex reducing sugar(Solved)
Give an example of a non reducing sugar and a complex reducing sugar
Date posted: December 5, 2017.
- Differentiate between non reducing sugars and complex reducing sugars(Solved)
Differentiate between non reducing sugars and complex reducing sugars
Date posted: December 5, 2017.
- Give one property of disaccharides (Solved)
Give one property of disaccharides
Date posted: December 5, 2017.