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GCSE Science (Biology) Quiz on B3 mini quiz, created by Rachel_ellen on 21/03/2015.

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B3 mini quiz

Question 1 of 16

1

What does mitochondria do?

Select one of the following:

  • make proteins

  • make the nucleus

  • release energy from the food

Explanation

Question 2 of 16

1

Where do reactions happen in an animal cell?

Select one of the following:

  • Nucleus

  • Cytoplasm

  • Cell membrane

  • Cellulose cell wall

Explanation

Question 3 of 16

1

What does DNA stand for?

Select one of the following:

  • Deoxyribonucleic acid

  • Digital nucelds acid

  • doesn't stand for anything just known as DNA

  • Denucleus animal

Explanation

Question 4 of 16

1

What structure does DNA have?

Select one of the following:

  • curly

  • Double strands

  • Bases

  • Double helix

Explanation

Question 5 of 16

1

What 4 bases are the codes made up of?

Select one of the following:

  • A-G and S-F

  • A-T and G-C

  • C-G and P-Q

  • T-S and F-C

Explanation

Question 6 of 16

1

How many letters are in one code?

Select one of the following:

  • 4

  • 2

  • 3

  • it doesn'tmatter

Explanation

Question 7 of 16

1

What does collagen do?

Select one of the following:

  • carry oxygen in red blood cells

  • be a biological catalyst

  • help straighten out wrinkles

  • controls sugar levels in your blood

Explanation

Question 8 of 16

1

What does haemoglobin do?

Select one of the following:

  • Carry oxygen in red blood cells

  • be a biological catalyst

  • help to straighten out wrinkles

  • control sugar levels in your blood

Explanation

Question 9 of 16

1

What does insulin do?

Select one of the following:

  • Carry oxygen in red blood cells

  • be a biological catalyst

  • help to straighten out wrinkles

  • control sugar levels in your blood

Explanation

Question 10 of 16

1

What do enzymes do?

Select one of the following:

  • carry oxygen in red blood cells

  • be a biological catalyst

  • help to straighten out wrinkles

  • control sugar levels in your blood

Explanation

Question 11 of 16

1

What two factors affect the rate of enzyme reactions?

Select one of the following:

  • Temperature and light

  • Light and pH

  • Temperature and pH

Explanation

Question 12 of 16

1

What is lactic acid produced from?

Select one of the following:

  • Aerobic respiration

  • Anaerobic respiration

Explanation

Question 13 of 16

1

Aerobic exercise is for slower activities

Select one of the following:

  • True
  • False

Explanation

Question 14 of 16

1

Where doesn't mitosis take place?

Select one of the following:

  • egg and sperm cells

  • daughter cells

  • plant cells

Explanation

Question 15 of 16

1

How many chromosomes do human body cells have?

Select one of the following:

  • 23

  • 48

  • 46

  • 50

Explanation

Question 16 of 16

1

How are sex cells produced?

Select one of the following:

  • mitosis

  • zygotes

  • meiosis

Explanation

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