gcse biology nutrient cycle
DESCRIPTION
GCSE Biology Nutrient cycleTRANSCRIPT
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STARTERComplete the spider diagram by giving 6 examples of ‘things’ that
can be recycled
Things that are RECYCLED
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Nutrient cycle
ALL Know that nutrients are recycled in the environment
MOST Describe the role of microorganisms in recycling nutrients
SOME Explain how carbon is recycled in the carbon cycle
Learning Outcomes
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Nutrient cycles
producer
Herbivore (primary consumer)
Carnivore (secondary consumer)
Top consumerEXCRETION
(waste material)
Death and decay
These remove material from the environment for growth
These organism return materials back to the environment
PAGE 9 & 10 Recycling
DecomposersDecomposers
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Decomposers include….
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Decomposers need….
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CONSUMERS
PRODUCERS
NUTRIENTS IN THEENVIRONMENT
DECOMPOSERSbreakdown
breakdownfeeding
Photosynthesis
Use knowledge to complete diagramProducers Decomposer ConsumersNutrients in
environment
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‘Things’ that can be decomposed by decomposers are known as….
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• Detrivores (also known as detritus detritus feedersfeeders) shred dead material into small pieces
• Speeds up the process of decomposition by decomposersdecomposers
• Without them the process of decompositiondecomposition would take very much longerlonger
Detrivores
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In pairs
Person A
You will have a diagram that you will have to describe to your partner
Person B
You will have to draw the diagram from the description from your partner
Carbon Cycle Activity
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Questions
1. What process removes Carbon from the air?
2. How do animals get carbon they need?
3. How can carbon in plants be stored for millions of years?
4. How can the stored carbon in question 3 be released?
5. Name two other ways carbon is put back into the air
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Carbon cycleDescribe what is happening at each step 1 to 11
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Average annual temperatures
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Complete decay and cycling questions
in your workbook
Applying knowledge
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Nutrient cycle
ALL Know that nutrients are recycled in the environment
MOST Describe the role of microorganisms in recycling nutrients
SOME Explain how carbon is recycled in the carbon cycle
Learning Outcomes
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Plenary
COMPLETE EXAM QUESTIONS