Where the energy for life comes from, photosynthesis and respiration, their word equations, how the two processes are linked, and the two practicals: testing a leaf for starch and testing your breath for carbon dioxide. Some questions ask you to complete a word equation.
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Maths Maestrifx‑MAESTRI · NATURAL DISPLAY
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What this quiz covers
Grade 8 Natural Sciences: Photosynthesis & Respiration Quiz 1 draws its questions at random from 45 questions across these topics:
Energy for life
Photosynthesis
Word equations
Respiration
Comparing the two processes
The leaf starch test
The breath test
Example questions
A sample of the questions you will practise in this quiz. Work them out yourself - the full solution appears after you answer each one.
In an ecosystem, living things interact with and depend on each other. What drives these interactions?
What is the important source of the energy that sustains life in an ecosystem?
In which forms does the Sun provide energy for life?
What is photosynthesis?
Where does a plant get the carbon dioxide it uses in photosynthesis?