liu_samplemid1 - BIS1C(A)_W07 Sample Midterm Exam I Page 1...

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BIS1C(A)_W07 Sample Midterm Exam I Page 1 of 7 NOTE : This exam consists of 7 pages, and 50 points. Please check the exam to make sure it is complete before you start. Please clearly print your name and your TA's name, and fill in your student ID bubbles with a pencil on a UCD-2000 Scantron answer sheet. You need to fill in the version bubble as well. Questions 1-36 are multiple-choice ones. You should mark the answers with the pencil on the Scantron. Choose the best answer for each question. Questions 37-40 are on the last page of the exam, answers should be written and/or drawn. On this last page, you need to write down your name, student ID and your TA's name (first name). You need to turn in the last page AND the Scantron. 1. Auxins are essential for plant growth and development. Which of the following directions is most likely the one for newly synthesized auxins to be transported? a. From mature leaves to the stem; b. From the leaf primordium to the base of the stem; c. From the root tip to the basal part of the root; d. From the petiole to the blade; e. From roots to the stem 2. In a plant, any leaf cell with the nucleus contains all genes necessary for the growth and development of this plant. a. True b. False 3. Under which of the following conditions will the only two axillary buds of a young plant start to develop into new branches? a. When the leaves fall; b. When the root is damaged; c. When the shoot apex is removed; d. When auxins are applied to the shoot apex; e. When auxins are applied to the root. 4. Roots of woody eudicot plants undergo primary thickening process like that of the monocot palm tree to increase their girth. a. True b. False Questions 5-7. Use the picture shown on the right to answer these questions. The picture was taken from a cross section of the stem of a tree. 5. Which labeled structure(s) belong to the secondary xylem? a. A b. B c. C d. A and B e. B and C
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BIS1C(A)_W07 Sample Midterm Exam I Page 2 of 7 6. Which labeled structure(s) actively transported water and mineral ions before the tree was sacrificed? a. A b. B c. C d. A and B e. B and C 7. Which part(s) belong to the bark? a.
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liu_samplemid1 - BIS1C(A)_W07 Sample Midterm Exam I Page 1...

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