Biology Paper 2

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Across
  1. 1. The water travels up the xylem vessels in vascular bundles and this flow of water is called the...
  2. 3. what will happen to our body if it lacks fibre?
  3. 7. what does detergent mostly contain ?
  4. 8. Whos’ syndrome causes chromosome mutation?
  5. 12. What structure is made up of a group of tissues, and working together to perform a specific function?
  6. 16. In trees, in long vertical columns of water in very thin tubes, the attractive forces between the water molecules will result in molecules sticking together which is also known as….
  7. 17. When all offspring have the same characteristics as the parents, this is called what kind of breeding?
  8. 19. The muscle fibres of the arterioles contract, they make the vessels narrower and restrict blood flow, what is this process called…
  9. 21. Active transport uses energy so that the particles can move through the cell membrane. Where does this energy come from?
  10. 22. a biological catalyst that is used to increase the rate of chemical reaction is a protein which is called as?
  11. 26. what is something present in the environment in such short supply that it restricts life processes?
  12. 28. where is glycogen stored at?
  13. 30. fats molecules containing 3 molecules of fatty acids and 1 large molecule of?
  14. 31. what does biogas largely consist of?
  15. 34. what does anaerobic respiration produce in the body?
  16. 36. The two methods of artificial propagation are by taking cuttings and by…
  17. 37. The bronchi will enter the lungs and divide into smaller branches, when these branches are only about 0.2 mm in diameter they are called ……….
  18. 38. A thread of DNA,made up of a string of genes, is called?
  19. 39. what gases make the bubbles in the bread dough?
Down
  1. 2. What disease inherited both recessive alleles for defective haemoglobin?
  2. 3. A thin layer of cytoplasm around the outside of the cell is called as?
  3. 4. Butterflies have two pairs of wings, compound eyes, and three pairs of jointed legs, these characteristics are common in which class of arthropods?
  4. 5. Drugs which help to prevent you from getting a disease are called...
  5. 6. Tears contain an enzyme called...
  6. 9. Those that stop bacteria from reproducing are said to be…
  7. 10. What gases bind permanently with haemoglobin in red blood cells that reduce the smoker’s ability to provide oxygen to respiring cells?
  8. 11. process by which the fluid is filtered out of the blood by the glomerulus is called?
  9. 13. Movement of the ribcage and diaphragm results in volume and pressure changes in the thorax, leading to ……………… of the lungs
  10. 14. to test whether starch is present, we use a solution called as?
  11. 15. the process of absorbing back the substance needed by the body is called?
  12. 18. enzyme reactions that split large molecules into smaller ones are called what kind of reaction?
  13. 20. The fusion of gamete nuclei is called?
  14. 23. what is made of wax,is waterproofing the leaf and is secreted by cells of the upper epidermis?
  15. 24. An increase in temperature causing the diffusion rate to?
  16. 25. what is the name for the term for the chemical reactions in cells that break down nutrient molecules to release energy without using oxygen?
  17. 27. A permanent increase in size is one of living organisms’ characteristics known as?
  18. 29. An organism that gets its energy from dead or waste organic material is called?
  19. 32. At certain points in the lymphatic vessels there are swellings called..
  20. 33. When a disease spreads globally, it is called?
  21. 35. High doses of alcohol can cause the liver cels to form too many fat droplets, leading to diseases called?