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AQA -Trilogy / Combined Science
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AQA -Trilogy / Combined Science
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25 Questions

1. How does rose black spot affect the growth of plants?

2. What is the function of cell sap?

3. A cell wall is made of

4. Resistance

5. The number of protons in an atom is called

6. When hydrocarbons burn in air they produce...

7. What organism transports the protist pathogen between hosts and acts as a vector?

8. How does a high concentration gradient affect the rate of diffusion?

9. How do intermolecular forces change with the size of molecules?

10. How is athlete's foot spread?

11. Why do sperm cells have a streamlined shape?

12. Things to know about carbon monoxide

13. Combustion of fuels is a very big source of

14. ProkaryoticI. bacterial cells

15. What is covalent bonding?

16. To identify artificial colours in foods

17. The chemical symbol of potassium

18. Repulsion

19. What blood vessel carries oxygenated blood from the left ventricle to the rest of the body?

20. I. the reactants have more energy than the products - what kind of a reaction must have taken place?

21. Which energy resource depends on falling water in dams?

22. What is the semilunar valve

23. What is count-rate?

24. Global warming can mean

25. Why did some alpha particles pass straight through the gold foil?