B1 Knowledge Test 1. Complete this table naming the 5 kingdoms and give 2 features of each kingdom. Kingdom 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 2 features Define the term ‘species’. The phylum Chordata all have what feature in common? What are the three different ways of absorbing oxygen found in vertebrates? What do oviparous animals do? What do homeotherms do? ‘Differences between individuals’ is better known as…? Name two vertebrate groups that have lungs? What are the two types of variation and give an example of each? Draw a normal distribution curve. What are the two causes of variation? What is a mutation? State the 6 stages of natural selection. Describe two adaptations of the polar bear. What is a gene? Define the term allele. Using appropriate symbols, write down the genotype of a person who is heterozygous? Using appropriate symbols, write down the genotype of a person who is homozygous recessive? What does the term phenotype mean? Give 2 symptoms of Sickle Cell Anaemia Give 2 symptoms of Cystic Fibrosis. 22. Define Homeostasis. 23. What makes up the central nervous system? 24. Where are the cells in your eye that detect light? 25. What part of the neurone transmits information to different neurons, muscles and glands? 26. Define a synapse and state the generic name for the chemical that crosses it. 27. What is the myelin sheath made of and what is its role? 28. What is the name given to the quick response that protects us from harm? 29. How are hormones transported around the body? 30. What hormone reduces blood sugar levels? 31. What is excess glucose stored as? 32. What causes type 1 diabetes and how could type 1 diabetes be controlled? 33. What causes type 2 diabetes give 2 ways type 2 diabetes can be controlled? 34. What is phototropism? 35. If a tropism is positive, what does this mean? 36. Name a plant hormone. 37. What effect does light have on auxin? 38. Complete this table to list the 4 main types of drug, how they affect the body and an example of each. Type of drug 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50. Example Effect on body Name the addictive drug in cigarette smoke. What does the term ‘carcinogen’ mean and name the chemical in cigarette smoke that is a carcinogen? State 2 short term effects of alcohol use. State 2 longer term effects of alcohol use. Name three groups of pathogens Give two chemical methods a human uses to avoid infection. What do parasites do to their host? What is the advantage of the ox pecker bird to the ox? Where would you find mistletoe growing? What type of relationship is where 2 organisms live together and both benefit? What do cleaner fish eat? Describe three ways that C02 can get into the environment.