Bios%20100%20Fall%202009%20Third%20Exam

Bios%20100%20Fall%202009%20Third%20Exam - Bios 100 Fall...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Bios 100 Fall 2009 Third Exam Use the key below to answer questions 1-3 I. Sclerenchyma IV. Sieve-tube elements and companion cells II. Collenchyma V. Tracheids and vessels III. Parenchyma. 1. This/these cells function in physical support of the plant A. I, II B. I, II, III C. I, II, V D. I, II, III, V E. II, III 2. This/these cells are living at functional maturity: A. III only B. III, IV C. II, III D. II, III, IV E. I, II, III, IV 3. This is the most common type of cell in the pith: A. I B. II C. III D. IV E. V 4. What is the function of the Casparian strip of the endodermis? A. To regulate what enters into the xylem and what remains outside B. To regulate what enters into the phloem and what remains outside C. To prevent insects and pathogens from entering into the vascular tissue D. To prevent the vascular tissue from leaking water out into the soil E. A & B 5. Which of the following statements (A-D) about the vascular cambia is FALSE. If statements A-D are true, then choose E. A. Xylem formed by a vascular cambium is known as secondary xylem B. The vascular cambium in an herbaceous dicot is less active than a vascular cambium in a woody dicot C. Vascular cambia in monocots are inactive, which is why monocots only exhibit primary growth D. In woody dicots, the vascular cambium produces xylem to the inside and phloem to the outside E. All of the above statements about the vascular cambium are TRUE 6. Which of the following plant structures is incorrectly matched with one of its functions? A. Xylem parenchyma: maintenance of the xylem B. Leaf mesophyll: photosynthesis C. Pericycle: regulation of what enters into the xylem D. Quiescent center: dormant meristematic tissue that can become active if the apical meristem dies E. Axillary meristem: production of primary tissue
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
7. What is the female gametophyte in a pine tree? A. Ovulate cone B. Cone scale C. Ovary D. Ovule E. Egg Sac 8. Which of the below structures is not even found in a pine tree? A. Ovulate cone B. Cone scale C. Ovary D. Ovule E. Egg Sac 9. The diagram below illustrates: A. Monocot root B. Dicot root C. Monocot stem D. Herbaceous dicot stem E. Woody dicot stem 10. To what specific tissue is the arrow pointing? A. Xylem B. Phloem C. Pith D. Pericycle E. Cortex 11. To what general type of tissue is the arrow in #10 ? A. Dermal tissue B. Ground tissue C. Vascular tissue D. Mersiematic tissue
Background image of page 2
Use the key below to answer questions 12 - 15 I. Mosses (Bryophyta) III. Pines (Coniferophyta) II. Ferns (Pteridophyta) IV. Flowering plants (Angiosperms) 12. The gametophyte is the dominant stage of the life cycle in this/these plants: A. I only B. IV only C. III, IV only D. II, III, IV only E. I, II, III, IV 13. Cells in this/these plants have cells which undergo meiosis: A. I only B. II only C. I, II only D. I, II, III only E. I, II, III, IV 14. This/these plants have ovules: A. I only B. IV only C. III, IV only D. II, III, IV only E. I, II, III, IV 15. This/these plants have vascular tissue:
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/06/2011 for the course BIOS 100 taught by Professor Kelso during the Spring '07 term at Ill. Chicago.

Page1 / 9

Bios%20100%20Fall%202009%20Third%20Exam - Bios 100 Fall...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online