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 [HOME > INTERACTIVE > QUIZZES > SHORT]      

1.    The primary importance of bacteria to mankind is

production of secondary metabolites
Production of enzymes
Production of chemicals
for food

2.    DNA (Deoxyribonucleic acid) are

blocks of protein
large organic macromolecule
synthetic acid
answer not above

3.    DNA performs the following functions except

transmission of information from one cell generation to another
provide information for protein synthesis
help in digestion of protein
answer not above

4.    the structure of a DNA is

sphere
double helix
rod
circle

5.    The function of the messenger RNA is to

enable protein synthesis
provide information for repairing damages cells
enable removal of used cells
answer not above

6.    The messenger RNA is produced in the

genes
blood
DNA
bone marrows

7.    How many enzymes have been identified in the body

100
15,000
3,000
6,000,000

8.    Proteases are used for the following except

Chillproofing of beer
Biomedical applications
Monitoring serum cholesterol levels
Detergents

9.    Hemicellulases are used for the following except

Baking
Chillproofing of beer
Brewing
Animal feedstuffs

10.    the major threat to Africa’s agricultural productivity growth

land degradation and poverty
illiteracy
riots and war
fiscal policies

 

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