year 10 Science Homework Week 4

Last updated about 4 years ago
23 questions
1

What is a positive test for starch?

1

What is a positive test for simple sugar?

1

What food group has two different test that can be carried out?

1

What food group has uses the Benedict test?

1

What food group has uses the iodine test?

1

What food group has uses the Biuret test?

1

Which of the following are examples of experimental error?

1

Which of the following are NOT examples of experimental error?

1

Which type of error can be reduced by repeating and taking a mean?

1

Which type of error fluctuates above and below the mean value?

1

Which type of error causes the reading to be wrong by the same amount each time?

1

Parallax is an example of this type of error?

1

What is “metabolism”?

1

Which process is being described? The energy is released from the reaction and is then used to power all of these metabolic reactions.

1

Which process is being described? Converting glucose into glycogen in animal muscle cells

1

Which process is being described? Fatty acids and glycerol are reassembled by cells.

1

Which process is being described? Amino acids are joined together.

1

Which process is being described? Excess protein is broken down and excreted.

1

Diffusion is the…

1

Oxygen diffuse from the alveoli to the blood because…

1

Food that has been broken down diffuses from the small intestines to the blood stream because …

1

Diffusion occurs quickest when…

1

Diffusion occurs quickest when…