1) What are the three main diets of animals? a) carnivore, omnivore, hamivore b) omnivore, carnivore, herbivore c) hamivore, omnivore, carnival d) carnivore, herbivore, onbivore 2) A food chain always starts with... a) a carnivore. b) a herbivore. c) an omnivore. d) a producer. 3) What is the purpose of a food chain? a) For energy to be transferred to the next animal. b) For animals for kill other animals. c) For animals to show who the boss it. d) For energy to be transferred to the air. 4) Of the 5 main food groups, which two should be eaten most? a) fruits and vegetables and fats b) carbohydrates and fruits and vegetables c) dairy and carbohydrates  d) proteins and fruits and vegetables 5) What are the two main skeletal structures? a) invertebrates and hydro-static skeletons b) vertebrates and exoskeletons c) vertebrates and invertebrates d) vertebrates and endoskeletons 6) Which is correct? a) vertebrates=exoskeletons, invertebrates=endoskeletons/hydro-static skeletons b) vertebrates=hydro-static skeletons, invertebrates=endoskeletons/exoskeletons c) vertebrates=hydro-static skeletons/endoskeletons, invertebrates=exoskeletons d) vertebrates=endoskeletons, invertebrates=exoskeletons/hydro-static skeletons 7) What are the two muscle movements we discussed? a) voluntary and unvoluntary b) unvoluntary and involuntary c) involuntary and voluntary d) involuntary and unvoluntary 8) What happens when you bend your forearm up? a) The biceps contract and the triceps relax.  b) The biceps contract and the triceps contract. c) The biceps relax and the triceps contract. d) The biceps relax and the triceps relax. 9) These two organs work together to circulate oxygen and carbon dioxide.  a) heart and lungs b) lungs and stomach c) kidneys and lungs d) stomach and heart 10) Which is the largest external organ? a) intestines b) skin c) heart d) brain

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