Practise Exam Questions Flashcards
1
Q
What are the limiting factors that affect the rate of photosynthesis
A
Percentage concentration of co2
Intensity of the light
Warmth of where they’re being grown
2
Q
Why does denaturalising occur
A
Because the shape of the molecule changes so the reaction can’t take place
3
Q
How do plants get energy
A
They absorb light from the sun through photosynthesis which is then trapped by the chlorophyll
4
Q
What is the function of mitochondria
A
They are used for aerobic respiration to transfer or release energy
5
Q
What is the function of a ribosome
A
To make proteins or enzyme
6
Q
Suggest why ribosomes cannot be seen through a light microscope
A
They are too small
7
Q
How do you calculate magnification
A
Size of image divided by actual size
