1.4.2 Ecosystem 1.4.3 Biosphere 1.4.4 Habitat 1.4.5 Environmental Factors 1.4.6 Energy Flow Follow-Me – iQuiz

Q. Explain the term biosphere.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level

The part of the planet where life occurs

The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What is an ecosystem?

A community of living organisms interacting with one another and their environment

Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What is a habitat?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs

The place where an organism lives

The position of an organism in a food chain The sun TRUE

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Q. In ecological studies what are abiotic factors.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers

Non-living features that influence the distribution of organisms

Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Explain the term edaphic.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs

Relating to the soil

The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. True or False. The term abiotic refers to the living factors in an ecosystem.

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE

First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Give an example of an abiotic factor that influences the distribution of a named plant in an ecosystem.

A community of living organisms interacting with one another and their environment Producers; Autotrophs

Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Give an example of an edaphic factor.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms

Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content

Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. In ecological studies what are biotic factors.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer

Living features that influence the distribution of organisms

No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What is meant by a pyramid of numbers?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil

The numbers of organisms at each trophic level

The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Give an example of a biotic factor that influences the distribution of a named animal.

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis

Predator (fox) influences distribution of rabbits

Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What term is used by ecologists to describe the organisms that form the base of a pyramid of numbers?

A community of living organisms interacting with one another and their environment

Producers; Autotrophs

Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. In ecology what is meant by a trophic level?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives

The position of an organism in a food chain

The sun TRUE

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Q. What is a food web?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat

Interconnected food chains; More than one species at each trophic level

Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. True or False. Herbivores normally live long lives.

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE

First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Organisms capable of making their own food are known as …

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites

Producers; Autotrophs

Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Where in a food chain are primary producers found?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE

First level

Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Why are most food chains short i.e. only consist of a few trophic levels?

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level

Large energy loss from one level to next; Small energy transfer

Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits

Primary consumer(s); Herbivore(s)

Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What term is used to describe organisms that feed on primary producers?

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits

Primary consumer(s); Herbivore(s)

Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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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 community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s)

Producers are large; Primary consumers are parasites

Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Can a parasite be the first member of a food chain?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms

No. They are not producers

Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Energy enters food chains in the form of light. In which form do you think most energy is lost from food chains?

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level

Heat

Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. Name the process that takes place in plants in which the sun’s energy is converted to a usable form.

A community of living organisms interacting with one another and their environment Producers; Autotrophs Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content

Photosynthesis

Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain The sun TRUE

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Q. What is the source of energy for the earth’s ecosystems?

A community of living organisms interacting with one another and their environment Climatic; Edaphic; etc.

FALSE First level Heat Interconnected food chains; More than one species at each trophic level Large energy loss from one level to next; Small energy transfer Living features that influence the distribution of organisms No. They are not producers Non-living features that influence the distribution of organisms Particle size; Soil type; pH; Air content; Water content; Mineral content; Humus content Photosynthesis Predator (fox) influences distribution of rabbits Primary consumer(s); Herbivore(s) Producers are large; Primary consumers are parasites Producers; Autotrophs Relating to the soil The numbers of organisms at each trophic level The part of the planet where life occurs The place where an organism lives The position of an organism in a food chain

The sun

TRUE

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