Other questions in this quiz

2. Why does a person become overweight?

  • Eating too many calories then using up
  • Eating a lot
  • Not enough exercise

3. What do white blood cells do?

  • Produce antitoxins, eat and produce antigens
  • Engulf, produce antitoxins and produce antibodies
  • Produce antibodies, eat and produce antitoxins

4. What is a pathogen?

  • A micro organisms that stop chemical reactions in the body
  • A disease causing micro organism
  • A micro organism that eats cells

5. Why does a person lose weight?

  • Eating less calories then using up
  • Eating to little
  • Too much exercise

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