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Unit 1 and 2 Bio-Review

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1.An earthworm burrows in the soil. A student wanted to test out how the size of the earthworm effects the length of their burrow. What is the IV? What is the DV?

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2.Can chemicals like hydrogen and oxygen be cycled through an ecosystem?

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3. Can energy be cycled through an ecosystem?

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4.The groups of different organisms that live together in an area is the: A. Community B. Niche C. Population D. Species

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5.Pigeons of the same species living in a city park represent a A. population B. biome C. food chain D. Ecosystem

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6.Which term includes the other three? A. Population B. Organism C. Community D. Ecosystem

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7.The study of interactions between organisms and their interrelationships with the environment is A. Ecology B. Zoology C. Physiology D. Cytology

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8.A non-living (abiotic) factor that might affect the types of organisms in a pond is: A. Production of food by green algae B. Number of offspring produced by the fish C. Addition of Goldfish to the pond D. Amount of oxygen in the pond

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9.The relationship between fleas and a dog is most similar in relationship between A. Bees and flowers B. Fish and algae C. Foot fungus and human D. Hawk and mice

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10.In a natural community in Connecticut, the producer organisms may include A. Bacteria, fungi, protists B. Deer, rabbits, squirrels C. Fish, algae, frogs D. Grasses, trees, weeds

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11. Decomposers are important components of an ecosystem because they A. Recycle organic matter B. Carry on Photosynthesis C. Absorb Sunlight D. Produce Oxygen

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12. As a member of the ecological community, humans are classified as A. Producers B. Decomposers C. Consumers D. Autotrophs

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13. Solar energy enters food chains through the life processes of A. Omnivores B. Herbivores C. Decomposers D. Producers

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14. The decomposers that decay plant and animal matter in an ecosystem include A. Grasses and bacteria B. Bacteria and mushrooms C. Grasses and insects D. Grasses and mushrooms

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15. The typical sequence for a food chain is A. Green plants Carnivores Herbivores B. Green plants Herbivores Carnivores C. Herbivores Decomposers Carnivores D. Decomposers Herbivores Carnivores

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16. An incomplete food chain is shown below algae minnow trout X What organism could be represented by X? A. Human B. Jellyfish C. Pine tree D. Cow

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17. In a food web, the greatest amount of chemical energy is provided by the A. Producers B. Decomposers C. Primary Consumers D. Secondary Consumers

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18. What is wrong with this food chain?

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19. If a pesticide was sprayed that killed all the crickets, how would the food web be affected? A. The grasses would die B. The frog population would decrease C. The mountain lion would migrate D. The deer population would increase

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20. Overpopulation of deer in an area will most likely cause A.A decrease in the number of predators of the deer B.A decrease in disease among the deer C.An increase in the amount of plants available for food D.An increase in competition among the deer

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21.Which level contains the greatest amount of energy? A B C D E

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22. How much energy can be passed on to the next trophic level? ______%

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23. Acid rain causes the algae to die in the pond. As a result what will happen to the water flea population?

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24. In an abandoned field, the grasses were slowly replaced by small bushes and then years later by a forest of trees. This is known as A. Conservation of energy B. Ecological Succession C. Competition D. Predation

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25.Which activity has a negative effect on the environment? A. Recycling aluminum cans B. Controlling air pollution C. Establishing a wildlife preserve D. Use of chemical pesticides

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26. What is the cellular respiration equation?

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27. State one of the characteristics of life.

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28. State another one of the characteristics of life.

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29. State another one of the characteristics of life.

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31. State another one of the characteristics of life.

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32. State another one of the characteristics of life.

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33. State another one of the characteristics of life. Polydactyly is a term used to describe extra fingers and/or toes. This is a fairly common condition and often runs in families.

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34. State another one of the characteristics of life. During normal embryonic development, the hand initially forms in the shape of a paddle, and then eventually splits into separate fingers. Polydactyly results when there is an error in this process and an extra finger forms after a single finger splits in two.

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35. What is the photosynthesis equation?

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36. What are the 4 main types of heterotrophs?

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37. What is the difference between growth and development?

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38.- 42.

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43. In order to make an image clearer, what must you do? A.Remove the eyepiece B.Turn the fine adjustment C.Change from low power to high power D. Close the diaphragm opening

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44. Put the words in order from smallest to largest? Organ, Atom, Cell, Tissue, Organ System, Organism

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45. What device regulates the amount of light that enters the microscope?