Other questions in this quiz

2. Where are pollen grains produced?

  • In the ovaries of the ovules.
  • In the stamens of the anthers.
  • In the anthers of the stamens.
  • In the ovules of the ovaries.

3. What is the greenhouse effect?

  • Some long wave radiation from the sun is absorbed by greenhouse gases and emitted back onto earth.
  • Radiation by the sun is absorbed by the greenhouse gases and does not emit back onto earth properly.
  • Some short wave radiation from the sun is absorbed by greenhouse gases and emitted back onto earth.
  • The ozone layer is destroyed by the toxic greenhouse gases.

4. How does nervous communication travel around the body and why is it different to endocrine?

  • Nervous communication is nerve impulses, and it is the same as endocrine.
  • Nervous communication is hormones in the blood stream, endocrine is nerve impulses.
  • Nervous communication is nerve impulses, endocrine is hormones in the blood stream.
  • Nervous communication in through the bloodstream, and endocrine is muscle tensions.

5. What is the function of the cornea?

  • Refracts to make the light fall directly onto the fovea.
  • Transparent, lets light through, slightly refracts light.
  • Controls the amount of light entering the eye.
  • Traduces light energy into electrical energy using rods and cones.

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