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Science revision quiz 3Author:
Keywords: Revision, Form 2 / Year 8, Quiz, Science, Key stage 3, , online teaching
1. What is the function of chloroplast?
A) It contains chlorophyll.
B) It protects the cell.
C) It holds DNA.
D) It provides the cell with energy.
2. What do tissues group together to form?
B) Bigger tissues.
3. Animal cells have cell walls.
A) This statement is correct.
B) This statement is incorrect.
C) Only some types of animal cells have cell walls.
D) Some animals have cells with cell walls.
4. What is the correct term for an organism only made of one cell?
A) Multicellular organism.
B) Unicellular organism.
C) Monocellular organism.
D) There aren%27t such things.
5. What condition is caused by eating foods with high energy levels?
6. Why are proteins important in the human diet?
A) They transport substances around the body.
B) Used in respration.
C) They are used for growth and repair of our organisms.
D) They move the undigested food through our digestive system.
7. How do plants obtain minerals?
A) They photosynthesise them.
B) They get them from the ground.
C) They get them from the air.
D) Plants don%27t need any minerals.
8. In which part of our digestive system are the products of digestion absorbed?
B) Large intestine.
C) Small intestine.
9. How do the gases enter the leaves of a plant?
A) Through the stomata.
B) Through the palisade layer.
C) Through the spongy layer.
D) Through the chloroplast.
10. %22During breathing the ribs move in and out.%22 Is that statement correct?
A) No, ribs are bones and bones don%27t move.
B) Yes, When you breathe in, the ribs move in.
C) Yes, ribs have joints and can move to help us breathe.
D) Yes, when you breath in really deeply, the ribs move a little bit.
11. What is the name of the cartilage tube joining mouth with the bronchi?
12. What gas diffuses into the blood from the alveoli?
A) Carbon dioxide.
D) Water vapour.
13. What does the diaphram do when a human breathes out?
A) The diaphram relaxes and raises.
B) Diaphram relaxes and moves downwards.
C) Diaphram tenses and moves downwards.
D) Diaphram decreases in volume.
14. Vital capacity is:
A) The volume of air that a person can take into their lungs.
B) Person%27s pulse.
C) Person%27s stomach capacity.
D) Person%27s skull capacity.
15. The concentration of nitrogen in the air breathed in is:
A) The same as in the air we breathe out.
B) Smaller than in the air we breathe in.
C) Bigger than in the air we breathe out.
D) There is no nitrogen in the air.
16. What is the male gamete called in humans?
A) Sperm cell.
C) Egg cell.
17. Where does the fertilisation usually happen in humans?
18. How does the foetus obtain the nutrients?
A) Through the fallopian tubes.
B) Through the umbilical cord.
C) Through the oviduct.
D) Through the cervix.
19. What is female gamete called in humans?
A) Egg cell.
B) Sperm cell.
D) It may vary.
20. What is pollination?
A) The transfer of pollen from the male anther to female stigma.
B) A synonim of seed dispersal.
C) Production of pollen.
D) Fruits ripening.
21. How do the fruits help the plants in reproduction?
A) Seeds attract animals so they disperse seeds with their feaces.
B) They kill the animals so the plants feed on their corpses.
C) They make the animal sick so it vomits the seed somwhere else.
D) Fruits attract pollinating insects.
22. Which of these are legal drugs?
A) Alcohol, tabacco, solvents.
B) Ecstasy, alcohol, cigarettes.
C) Cannabis, Heroin, Alcohol.
D) Cocaine, Coca cola and caffeine.
23. What gas is a reactant in photosynthesis?
D) Carbon dioxide.
24. What gas is a product of photosynthesis?
C) Carbon dioxide.
25. In what layer of the leaf does the photosynthesis occurr?
A) Waxy layer.
B) Spongy layer.
C) Palisade layer.
D) Guard cell layer.
26. What green chemical is required for photosynthesis?
27. What gas is required for aerobic respiration?
B) Carbon monoxide.
C) Water vapour.
28. What gas is released in aerobic respiration?
B) Carbon dioxide.
C) Carbon monoxide.
29. In what type of organism is alcohol produced in anaerobic respiration?
30. Which type of respiration is more efficient?
A) Aerobic respiration.
B) Anaerobic respiration.
C) Both are equally efficient.
D) It depends on the type of organism.
31. Which one of these is a producer:
32. Which materials can accumulate in food chains/webs?
33. If two organisms can breed together to produce fertile offspring, they are the same...
34. Which scientist wasn%27t involved in the discovery of the structure of the DNA?
A) Rosalind Franklins.
B) Francis Crick.
C) James Watson.
D) Vera Rubin.
35. Which of the three states of matter has the strongest attraction between particles?
36. If the air is heated, what will happen to the pressure of the heated air?
A) It will increase.
B) It will decrease.
C) It will stay the same.
D) Nothing- pressure doesn%27t have anything to do with heat.
37. If the volume of a container filled with gas is increased the prressure will:
C) Stay the same.
D) Cause the container to spontaineusly ignite.
38. How can liquid be converted into a gas?
A) It can be heated.
B) It can be cooled.
C) It can be tickled.
D) it can be compressed.
39. What are the characteristics of a sedimentary rock?
A) Layers, pebbles, sand and fossils.
B) Porous, lots of fossils and crystals.
C) No gaps and visibly big crystals.
D) Colorful with lots of impurities, no fossils.
40. What is the function of oesophagus (gullet) in the digestive system?
A) It chews up food and adds saliva to it.
B) It breaks food down physically and adds enzymes to it.
C) It passes food from the mouth to the stomach.
D) It absorbs water.
41. What is the function of the appendix?
A) It passes faeces out of the organism.
B) It absorbs the nutrients from the digested food.
C) Nothing. It%27s useless.
D) It absorbs water.
42. What is a lipid?
A) A fat.
B) A sugar.
C) A starch.
D) A protein.
43. What is the mat that goes under the Bunsen burner called?
A) The inflammable mat.
B) The asbestos mat.
C) The absorbos mat.
D) The anti-fire mat.
44. The enzyme that breaks up the proteins is called:
A) The carbohydrase.
B) The protease.
C) The lipase.
D) Proteic acid.
45. Which is more reactive?
46. Which is not a type of energy?
A) Nuclear energy.
B) Sound energy.
C) Elastic energy.
D) Wind energy.
47. Spongy layer%27s function is to:
A) Carry out most of the photosynthesis.
B) Tho let carbon dioxide diffuse in and oxygen diffuse out.
C) To stop water from evaporating away.
D) To support the leaf.
48. Which sentence is true?
A) Carpel is feminine.
B) Pollination always happens thanks to insects.
C) Egg release usually happens on the 1st day of menstruation period
D) Sodium is less reactive then carbon.
49. Self pollination requires:
A) No wind, no bees or other insects.
B) Insects but not wind.
C) Only wind.
D) Requires humans.