Jordan(MF)
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A-level Biology (F212) Quiz on Biochemistry and metabolism, created by Jordan(MF) on 23/03/2014.

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Jordan(MF)
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Biochemistry and metabolism

Question 1 of 10

1

What are 2 roles of lipids?

Select one or more of the following:

  • Structure

  • Membranes

  • Electrical insulation

  • Transport

Explanation

Question 2 of 10

1

Fibre is a carbohydrate.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 10

1

Why is Fibre an essential nutrient?

Select one of the following:

  • It provides energy for metabolic reactions

  • It is used to build tissue

  • it is used a bulk for the intestinal muscles to push against

Explanation

Question 4 of 10

1

Vitamins and minerals are used to create enzymes.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 10

1

Metabolism is...?

Select one of the following:

  • The number of catabolic reactions that take place in an organism

  • All the chemical reactions that take place in an organism

  • The rate at which all chemical reaction happen in an organism

Explanation

Question 6 of 10

1

Which of the following are the key biological molecules?

Select one or more of the following:

  • Vitamins and Minerals

  • Nucleic acids

  • Water

  • Fibre

  • Lipids

  • Phosphates

Explanation

Question 7 of 10

1

All biological molecules are carbon based.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 10

1

Which is the most abundant biological molecule?

Select one of the following:

  • Carbohydrates

  • Proteins

  • Nucleic Acids

  • None

Explanation

Question 9 of 10

1

What percentage of an organism is made up of Carbon, Hydrogen, Oxygen and Nitrogen?

Select one of the following:

  • 76%

  • 87%

  • 99%

Explanation

Question 10 of 10

1

Lipids are used for both thermal and electrical insulation.

Select one of the following:

  • True
  • False

Explanation