Skip to content
Get Revising
Search:
Keyword:
Go
Subject
Resource type:
Resource type (all)
Flashcards
Revision cards
Revision notes
Quizzes
Mindmaps
Crosswords
Organise your thinking
Quizsearches
Shared resources
Join
Join Get Revising
Start learning now
Already a member?
Please sign in
Email address
Password
Forgotten your password?
Remember my details
Log in
Create
GCSE
A Level & IB
University
Study planner
Past papers
For teachers
More cards in this set
Card 6
Front
What do pyramids of biomass show?
Back
Card 7
Front
Explain why pyramids of numbers and pyramids of biomass for the same food chains can be different shapes.
Back
Card 8
Front
What are the difficulties when constructing pyramids?(2)
Back
Card 9
Front
Is energy transferred to more or less useful forms at each trophic scale?
Back
Card 10
Front
What three things is energy transferred into at each trophic scale?
Back
Card 11
Front
How can excretory products, faeces and uneaten parts be used as the starting point for other food chains?
Back
Card 12
Front
How does the efficiency of energy transfer explain the shape of pyramids of biomass?
Back
Card 13
Front
Explain how the efficiency of energy transfer explains the limited length of food chains.
Back
Card 14
Front
How do you calculate the efficiency of energy transfer?
Back
See full card set
