1
Q
What are the products of photosynthesis?
A
Glucose and Oxygen
2
Q
what colour is chlorophyll ?
A
Green
3
Q
where does photosynthesis take place
A
in the chloropasts
4
Q
Which of these three metals is the most reactive: potassium, iron or gold?
A
Potassium
5
Q
Which of these three metals is the least reactive: iron, copper or platinum?
A
Platinum
6
Q
Which gas is produced when magnesium reacts with hydrochloric acid?
A
Hydrogen is produced when magnesium reacts with hydrochloric acid.
7
Q
Forces can be?
A
Pushes and pulls
8
Q
What is the unit of force called?
A
The newton, N.
9
Q
What are all substances made from?
A
Atoms
10
Q
What happens to an atom if it gains an electron?
A
it becomes positive.
Biology
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