1. Ecology Bio Review Game ROUND 1 – 5 POINTS EACH ROUND 2 – 10 POINTS EACH ROUND 3 - 15 POINTS EACH

2. 1. What would happen if we didn’t have decomposers? A. Soil would be fresh B. Nothing, matter/nutrients are still replenished everyday. C. Wastes would pile up and most nutrients would cease to cycle D. Scavengers would get rid of the matter left behind.

3. 1. What would happen if we didn’t have decomposers? A. Soil would be fresh B. Nothing, matter/nutrients are still replenished everyday. C. Wastes would pile up and most nutrients would cease to cycle D. Scavengers would get rid of the matter left behind.

4. 2. Where in the ecological pyramid would you find the highest number of organisms?

5. The PRODUCER, at the bottom.

6. 3. How is energy on Earth replenished everyday?

7. THE SUN

8. 4. The zebra has 76 kcals of energy. How many kcals of energy would the lion’s predator consume?

9. .76 kcals

10. 5. What happens to energy that is not consumed or left behind?

11. IT IS GIVEN OFF AS HEAT

12. ROUND 2

13. 1. Bacteria take the molecule below and for plants, complete what process?

14. NITROGEN FIXATION

15. 2. In this food web, which organism is an omnivore? Kelp Minnow Herring Sunfish Water Moccasin

16. 2. In this food web, which organism is an omnivore? Kelp Minnow Herring Sunfish Water Moccasin

17. 3. How does carbon enter biotic factors from abiotic?

18. Photosynthesis

19. 4. In this food web, what is the shredder’s (small arthropods) level(s) of consumption?

20. SECOND AND THIRD LEVEL

21. 5. Why can’t all animals be carnivores?

22. Energy from plants can’t be used

23. How much of our atmosphere is made of nitrogen?

24. 78%

25. ROUND 3

26. 1. In a population graph, if it is in a J-shape, this means…? A. A population is growing at an exponential rate B. The population has reached carrying capacity C. A population is decreasing because of limiting factors D. A population has halted intervals of growth and plateau

27. 1. In a population graph, if it is in a J-shape, this means…? A. A population is growing at an exponential rate B. The population has reached carrying capacity C. A population is decreasing because of limiting factors D. A population has halted intervals of growth and plateau

28. 2. What do all of these organisms have in common? Carnivores Herbivores Scavengers Omnivores Decomposers

29. 2. What do all of these organisms have in common? Carnivores Herbivores Scavengers Omnivores Decomposers They are heterotrophs

30. 3. What type of organisms can be found at any trophic level in a food web?

31. Decomposers

32. 4. Two ways carbon enters the atmosphere….

33. Volcanoes Fossil fuel combustion Decomposition Exhalation Open burning (wood)

34. 5. Give two reasons why plants are short in the Tundra?

35. Frozen Ground (Tall plants have to have deep roots to support them), and it is Windy