Chapter 5 - Energy In Biomass Flashcards

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1
Q

Important tip about biomass loss

A

Energy is never lost it is transferred. The energy may heat the surroundings or be stored in faeces

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2
Q

When do things to decay quicker

A

Decay is quicker in warm, moist, aerobic conditions

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3
Q

Why is warmth and oxygen needed for the decay

A

Water is needed to prevent the microorganisms from dying out/to help them absorb the soluble food;

warmth is needed for the enzymes to work efficiently ;

oxygen is needed for aerobic respiration

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4
Q

What does the decay process release

A

Nutrients and minerals which can be taken up again by plants

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5
Q

What is biomass

A

Biomass is the dry mass of living material in an organism

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6
Q

Why is it important to recycle organic kitchen and garden waste

A

It is important to recycle organic material to prevent it going into landfill sites and to reduce levels of methane

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