Ecology Doc

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A. Producers; Autotrophs
A. The sun
Q. In ecology what is meant by a
trophic level?
Q. What is an ecosystem?
A. A community of living organisms
A. The position of an organism in a
interacting with one another and
food chain
their environment
Q. What is a food web?
Q. Explain the term biosphere.
A. The part of the planet where life
occurs
A. Interconnected food chains;
More than one species at each
trophic level
Q. What is a habitat?
Q. True or False. Herbivores
normally live long lives.
A. The place where an organism
lives
Q. In ecological studies what are
abiotic factors.
A. False
Q. Organisms capable of making
their own food are known as …
A. Non-living features that
influence the distribution of
organisms
A. Producers
Q. Where in a food chain are
primary producers found?
Q. Explain the term edaphic.
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A. Relating to the soil
A. First level
Q. True or False. The term abiotic
refers to the living factors in an
ecosystem.
Q. Why are most food chains short
i.e. only consist of a few trophic
levels?
A. FALSE
A. Large energy loss from one level
to next; Small energy transfer
Q. Give an example of an abiotic
factor that influences the
distribution of a named plant in an
ecosystem.
A. e.g. Climatic; Edaphic; etc.
Q. Give an example of an edaphic
factor.
A. Particle size; Soil type; pH; Air
content; Water content; Mineral
content; Humus content
Q. What term is used to describe
organisms that feed on primary
producers?
A. Primary consumer(s);
Herbivore(s)
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. Producers are large; Primary
consumers are parasites
Q. Can a parasite be the first
member of a food chain?
Q. In ecological studies what are
biotic factors.
A. Living features that influence
the distribution of organisms
Q. What is meant by a pyramid of
numbers?
A. No. They are not producers
Q. Energy enters food chains in the
form of light. In which form do you
think most energy is lost from food
chains?
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A. The numbers of organisms at
each trophic level
A. Heat
Q. Give an example of a biotic factor
that influences the distribution of a
named animal.
Q. Name the process that takes
place in plants in which the sun’s
energy is converted to a usable
form.
A. Predator (fox) influences
distribution of rabbits
A. Photosynthesis
Q. What term is used by ecologists Q. What is the source of energy for
to describe the organisms that form
the earth’s ecosystems?
the base of a pyramid of numbers?
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Follow-me Quiz
Follow-me Quiz
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
Follow-me Quiz
Follow-me Quiz
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
Follow-me Quiz
Follow-me Quiz
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
Follow-me Quiz
Follow-me Quiz
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
Follow-me Quiz
Follow-me Quiz
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
1.4.2 Ecosystem
1.4.3 Biosphere 1.4.4 Habitat
1.4.5 Environmental Factors
1.4.6 Energy Flow
Enter Topic Title in each section above
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