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Unformatted text preview: BIO 1130FF - Midterm Examination November 13, 2010 Multiple choice questions - Place your answers on the answer sheet Page 1 of 6 BIO 1130FF An introduction to Organismal biology Midterm examination Worth either 15% or 20% of your final grade Saturday, November 13, 2010 Part A: Multiple choice questions 30 points (1 point/question) a) Fill in the bubbles for your name and student number and BIO1130FF for the course code. Fill in the same information in text in the boxes above the bubbles. b) Use only a pencil to fill in the answer sheet. If you erase a question be sure to erase all of the pencil mark. Dont place any marks anywhere on the sheet other than where the bubbles are for personal information or your answers. c) Do not place any answers on the question sheet. d) This is not an open book exam. e) CAUTION to minimize paper waste this part of the exam has been printed back to back f) You do not need a calculator for this exam NOTE: If you do not fill in the student number and course code as BIO1130FF it will be impossible to identify your answer sheet and you will receive a ZERO for this part of the exam BIO 1130FF - Midterm Examination November 13, 2010 Multiple choice questions - Place your answers on the answer sheet Page 2 of 6 1.1A lophophore is used by bryozoans a. For locomotion b. In the larval stage of the life cycle c. For feeding d. For sensory perception e. As a skeletal system 1.2 Which of the following is not a feature of the tube-within-a-tube body plan in most animals? a. Typically, the outer tube consists of a hard exoskeleton. b. The inner tube consists of digestive organs. c. Typically, the mouth and anus form the ends of the inner tube. d. The two "tubes" are separated by mesoderm tissue. 1.3 Which of the following traits do archaeans and bacteria share? 1. composition of the cell wall 2. presence of plasma membrane 3. lack of a nuclear envelope 4. identical rRNA sequences a. 2 and 4 b. 3 only c. 2 and 3 d. 1 and 3 e. 1 only 1.4 According to the endosymbiotic theory, why was it adaptive for the larger (host) cell to keep the engulfed cell alive, rather than digesting it as food? a. The host cell was able to survive anaerobic conditions with the engulfed cell alive. b. The engulfed cell provided the host cell with ATP. c. The engulfed cell provided the host cell with carbon dioxide. d. The engulfed cell allowed the host cell to metabolize glucose. e. The host cell would have been poisoned if it had digested the engulfed cell. 1.5 An organism that obtains its carbon from CO 2 is a(n) a. chemotroph. b. autotroph. c. heterotroph. d. auxotroph. 1.6 Four of the five processes below are components of natural selection. Select the EXCEPTION....
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This note was uploaded on 01/08/2012 for the course SCIENCE BIO1130 taught by Professor Fenwick during the Fall '11 term at University of Ottawa.
- Fall '11