pg 1 Ecology -Bio EOC review packet quiz

An ecosystem or ecosphere is

• self-sustaining

• Includes living and non-living things in an area

• area of the planet where organisms live

• needs support to maintain itself

Which of the following essential elements does an ecosphere or ecosystem need to maintain life?

• air

• land

• water

• life

• humans

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which of the following are micro-organisms?

• bacteria

• fish

• red brine shrimp

• algae

• sharks

What is the source of all energy for all ecosystems?

• algae

• sun

• water

• food

• air

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NGSS.MS-ESS2-4

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what do algae provide for an ecosystem?

• Absorb solar radiation energy

• produce CO₂

• produce sugar

• produce oxygen

• are a food source

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What do brine shrimp do for its ecosystem?

• produce CO₂ for the algae to use

• produce waste products for the bacteria to use

• consume bacteria

• consume algae

• make fertilizer for the algae

What do brine shrimp do for its ecosystem?

• produce CO₂ for the algae to use

• produce waste products for the bacteria to use

• consume bacteria

• consume algae

• make fertilizer for the algae

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Algae are doing which process during the daytime?

• photosynthesis

• cellular respiration

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which of the following are doing cellular respiration at night?

• Algae

• Shrimp

• Bacteria

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which of the following are doing cellular respiration during the day?

• Algae

• Shrimp

• Bacteria

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NGSS.MS-LS1-7

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