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Biology

Biology · Quick practice · answer shown after each question

Chemical composition of living things and enzymes

Question 1 of 10

Question 1 of 10

Which factor can denature an enzyme?

Question 2 of 10

Question 2 of 10

Which of these is a monosaccharide?

Question 3 of 10

Question 3 of 10

The optimum pH of pepsin is about

Question 4 of 10

Question 4 of 10

All enzymes are proteins.

Question 5 of 10

Question 5 of 10

Describe the structure and functions of carbohydrates, with examples of each type.

Question 6 of 10

Question 6 of 10

Water is important in the body because it

Question 7 of 10

Question 7 of 10

Describe how you would test a food sample for reducing sugar, starch, protein and fat.

Question 8 of 10

Question 8 of 10

State five functions of water in living organisms.

Question 9 of 10

Question 9 of 10

Iodine is needed to make thyroxine.

Question 10 of 10

Question 10 of 10

Which element is found in all organic compounds?

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.