Biology Environment and Evolution

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1. What do plants compete for?

  • light, temperature, space and minerals from the soil
  • light, water, space and minerals from the soil
  • photosynthesis, water, space and minerals from the soil
  • space, sunlight, rainfall and minerals from the soil
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2. Give three examples of environmental changes

  • Population becomes endangered, decreases or distribution changes
  • Population size increases, decreases or habitat is destroyed.
  • Population size increases, decreases or distribution changes
  • Population dies out, decreases or distribution changes

3. In what ways have arctic animals adapted to reduce heat loss?

  • Small surface area compared to volume, efficient with water, Camouflage
  • Small Surface area compared to volume, good in cold conditions, efficient with water
  • Small surface area compared to volume, well insulated, camouflage
  • Large surface area compared to volume, well insulated, camouflage

4. What are non living indicators, can you give an example?

  • An example of a non living indicator is a thermometer, which measures the temperature of the sea surface.
  • An example of a non living indicator is a satellite, which measures the temperature of the sea surface.
  • An example of a non living indicator is a lichen, which measures the temperature of the sea surface.
  • An example of a non living indicator is a satellite, which measures the amount of rainfall

5. Give three examples of living factors.

  • change in infectious disease, number of predators/prey, number of competitors
  • number of prey, number of predators number of competitors
  • type of animals, number of predators/prey, number of competitors
  • habitat conditions, number of predators/prey, number of competitors

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