Biology B1

1. How do electrical impulses move across a synapse?

  • They are converted into chemicals and pass through the gap naturally
  • They are converted to chemicals and diffuse
  • They are converted into energy and move by active transport
  • They are converted into energy and move by diffusion
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Other questions in this quiz

2. Why do plants respond to stimuli?

  • Because of the water content
  • It allows them to grow closer to the light.
  • An inequal distributon on hormones
  • As a reflex action

3. Why do Painkillers not cure infectious diseases?

  • They don't kill pathogens
  • They contain the wrong antibodies
  • They don't know how to make antibodies

4. What is the job of the Relay Nerone?

  • Carry impulses from one part of the CNS to another.
  • Carry impulses from receptor to CNS
  • Carry signals from the CNS to effectors

5. What is an Epidemic?

  • A local disease outbreak
  • A global disease outbreak
  • A national disease outbreak


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