1.4.2 - 1.4.6 Ecology FMQuiz Homework
Name: ______
Q. What is an ecosystem?
A. ______
Q. Explain the term biosphere.
A. ______
Q. What is a habitat?
A. ______
Q. In ecological studies what are abiotic factors.
A. ______
______
Q. Explain the term edaphic.
A. ______
Q. True or False. The term abiotic refers to the living factors in an ecosystem.
A. ______
Q. Give an example of an abiotic factor that influences the distribution of a named plant in an ecosystem.
A. ______
Q. Give an example of an edaphic factor.
A. ______
Q. In ecological studies what are biotic factors.
A. ______
Q. What is meant by a pyramid of numbers?
A. ______
Q. Give an example of a biotic factor that influences the distribution of a named animal.
A. ______
Q. What term is used by ecologists to describe the organisms that form the base of a pyramid of numbers?
A. ______
Q. In ecology what is meant by a trophic level?
A. ______
Q. What is a food web?
A. ______
Q. True or False. Herbivores normally live long lives.
A. ______
Q. Organisms capable of making their own food are known as …
A. ______
Q. Where in a food chain are primary producers found?
A. ______
Q. Why are most food chains short i.e. only consist of a few trophic levels?
A. ______
Q. What term is used to describe organisms that feed on primary producers?
A. ______
Q. What deduction may be made if the organisms at the start of the chain are less numerous than those that feed upon them?
A. ______
Q. Can a parasite be the first member of a food chain?
A. ______
Q. Energy enters food chains in the form of light. In which form do you think most energy is lost from food chains?
A. ______
Q. Name the process that takes place in plants in which the sun’s energy is converted to a usable form.
A. ______
Q. What is the source of energy for the earth’s ecosystems?
A. ______
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