Daily Practice · GCSE Science

Daily Practice - GCSE Science

7th January 1997

5 questions · GCSE · 584 questions in this band

1
Transport in and out of Cells
Why does active transport require energy?
2
Organisation
Explain why the rate of an enzyme-controlled reaction decreases sharply above the enzyme's optimum temperature.
3
The Digestive System and Enzymes
State two functions of bile.
4
The Circulatory System and Heart
Which component of blood transports carbon dioxide, urea and hormones?
5
Plant Tissues, Transport and Transpiration
Which tissue transports water and mineral ions from the roots?

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