Podcast
Questions and Answers
What is the main purpose of the vascular system in plants?
What is the main purpose of the vascular system in plants?
- To store excess energy for later use
- To provide support and anchorage to the plant
- To transport water, mineral nutrients, and photosynthetic products throughout the plant body (correct)
- To produce seeds for reproduction
What is the function of the middle lamella in plant cells?
What is the function of the middle lamella in plant cells?
- Producing energy for cellular processes
- Facilitating cell growth and enlargement
- Preventing cell migrations by cementing walled cells together (correct)
- Absorbing water and mineral nutrients
What distinguishes secondary cell walls from primary cell walls in plants?
What distinguishes secondary cell walls from primary cell walls in plants?
- Secondary cell walls do not contain a middle lamella
- Secondary cell walls are primarily involved in photosynthesis
- Secondary cell walls are characteristic of young, growing cells
- Secondary cell walls are thicker and stronger than primary walls (correct)
Which organ of a plant is primarily responsible for photosynthesis?
Which organ of a plant is primarily responsible for photosynthesis?
What are the functions of plant roots?
What are the functions of plant roots?
What distinguishes gymnosperms from angiosperms?
What distinguishes gymnosperms from angiosperms?
What gives secondary cell walls their strength and toughness?
What gives secondary cell walls their strength and toughness?
Where are the most active meristems located in a young plant?
Where are the most active meristems located in a young plant?
What is the phase of plant development that gives rise to new organs and the basic plant form called?
What is the phase of plant development that gives rise to new organs and the basic plant form called?
Which of the following is NOT one of the three major tissue systems recognized in plants?
Which of the following is NOT one of the three major tissue systems recognized in plants?
What gives rise to secondary xylem (wood) and secondary phloem?
What gives rise to secondary xylem (wood) and secondary phloem?
What organelle contains the genetic information primarily responsible for regulating the metabolism, growth, and differentiation of the cell?
What organelle contains the genetic information primarily responsible for regulating the metabolism, growth, and differentiation of the cell?
What is the double membrane surrounding the nucleus called?
What is the double membrane surrounding the nucleus called?
Which organelles contain their own DNA but import most of their proteins from the cytosol?
Which organelles contain their own DNA but import most of their proteins from the cytosol?
What material allows the cell to take up and retain certain substances while excluding others?
What material allows the cell to take up and retain certain substances while excluding others?
Which part of a plant gives rise to branch shoots containing apical meristems?
Which part of a plant gives rise to branch shoots containing apical meristems?
