Chapter 44
Biology: Life on Earth with Physiology · 13 exercises
Problem 1
What are the main functions of roots, stems, and leaves?
3 step solution
Problem 2
What features distinguish monocots from dicots?
4 step solution
Problem 3
Distinguish between primary growth and secondary growth, and describe the cell types involved in each.
4 step solution
Problem 4
Distinguish between meristem cells and differentiated cells.
5 step solution
Problem 6
Diagram the internal structure of a dicot stem after primary growth, labeling and describing the function of the epidermis, cortex, pith, xylem, and phloem. How does the structure change after secondary growth?
7 step solution
Problem 7
Describe xylem and phloem, including their cell types and the solutions they carry.
5 step solution
Problem 8
What types of cells form root hairs? What is the function of root hairs?
3 step solution
Problem 9
Explain why certain plants produce specialized leaves.
4 step solution
Problem 10
Describe the daily cycle of opening and closing of stomata, and their response to dehydration.
3 step solution
Problem 11
What are extracellular and intracellular pathways in plants?
4 step solution
Problem 12
What kinds of symbiotic relationships help plants acquire nutrients?
5 step solution
Problem 13
Describe how sugars are moved in phloem and explain why phloem fluid may move up or down the plant.
6 step solution
Problem 14
Describe the surface structures of a stem after primary growth. Where are buds located, and what are their functions?
3 step solution