exam 3 - Form A Name(print): BIO 31lD Fall 2009 Dr. Zhao...

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Form A BIO 31lD Fall 2009 Dr. Zhao Name(print): Name(sign): EXAM 3 SELECT THE SINGLE BEST ANSWER F'OR EACH OF THE FOLLOWING: (2.5 points for each question) 1. Which of the following a. t{anmary b. Adrenal c. Parathyroid d. Thyroid e. Pituitary is an exocrine gland? 1o + Zl ,.: f(, br? -bo -qo :-q a -!o _q o I if,.4t -?0 4,s 2. Evergreen leaves and cones are most characteristic of which of following? a. CoId conifer forest b. Tundra c. Temperate deciduous forest d. Savannah e. Chaparral a If an insect eats the lettuce seedlings in your yard, it is acting most like a a. mutualism. b. competitive exclusion. c. conmensalism. d. a]l of the above e. None of the above Four of the five answers listed below are relationships in which at least one of t.he interactants benefits. Select the exception. a. competition b. parasitism c. mutual-ism d. conmensalism e. predation Limiting factors a. produce more pronounced effects as a population grows. b. prevent a population from producing a J-shaped curve. c. can be either density-dependent or density-independent. d. act together j-n concert to form the environmental resistance to population growth. e. a].l of these 4- q
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1 2 J 4 5 b 7 Refer to Figure (cross section The pericycle is the structure a. 3. b. 4. c. 5 of a root at the maturation zone) above l-abeled: d. 6 ^a water into the root. . stomara of the l_eaf . resuJ-ting in a shortage of water for each other. rn the cohesion-tension theory the cohesion part refers to a. The t.endency of water molecules to be att.racted to minerals in the water. b. The process of osmosis that pulls c. The evaporation of water from the d. The use of water in phot.osynthesis in the leaf. e. The attraction of water molecules o O. Bryophytes a. lack eggs and .b. fack vascular o c. lack seeds d. lack gametes e. t,wo of the above are correct Gymnosperms a. lack gametophyte b. lack seeds c. lack eggs and sperm d. lack fruits e. two of these are correct sperm ti s sue 10 If you a. The b. Its c. The d. The e. All were studying the niche of a species food it eats predators temperatures it needs to survive places where it builds its nests of these of bird, you might str-rdy 11 Archegonia and antheridia are: a. Water conducting tissues found in Bryophytes b. Spores producing structures found in mosses c. Reproduct.ive structures found in ffowering plants d. Vascular tissues in ferns e. Reproductj-ve structures found in rnosses
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!2. A root cap: a. protects the fragile meristematic cel1s at the root tip. b.
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exam 3 - Form A Name(print): BIO 31lD Fall 2009 Dr. Zhao...

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