1TROPICAL ECOLOGY EEBiol 151A MIDTERM Fall 2005 Prof. Arthur C. Gibson INSTRUCTIONS: PRINTyour name clearly on the Scantron 885 form. Mark the correct answer with a #2 pencil as you answer each question. Be sure that the question number corresponds to the number on the Scantron form. If you do not understand a question, ask now, but please do not ask for a definition or explanation of a technical term. Be sure to answer all questions, because there is no penalty for guessing. Turn in the Scantron form; keep the exam questions. The answer key for the exam will be posted on the course website after we have graded the exam today and the scores are posted on myUCLA. MULTIPLE CHOICE.Items 1−50 on the Scantron form. 2.7 points each. Notice that some of the questions are written in a negative format. The responses of each question are listed in alphabetical order. Select the one best answerfor each. 1. Fungus-growing ants occur: (a) globally; (b) in regions throughout the New World (Americas); (c) in Southeast Asia to as far west as Iran; (d) only in Brazil; (e) only in African rain forests. 2. What makes bamboos such interesting plants of the tropics?: (a) A shoot has very hard stems with solid nodes and long, hollow internodes; (b) It is the only plant group that forms rhizomes; (c) Species produce flowers and fruits nearly every month of the year, and so they are important food plants of animals, especially monkeys and birds; (d) The stems are protected in the wild from graffiti by being covered with long, hard spines that cause instant death to the would-be graffiti artist; (e) They have some of the largest leaves on earth. 3. What term applies to any tropical tree that is leafless during the dry season?: (a) annular; (b) deciduous; (c) epiphytic; (d) herbaceous; (e) lianaceous. 4. This term is used for a tropical tree formation of Brazilian Amazon that is totally flooded with fresh water during up to six months of the year:
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