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Questions and Answers
What is the main function of stomata on the leaves of a plant?
What is the main function of stomata on the leaves of a plant?
- Release oxygen during respiration
- Facilitate gaseous exchange for photosynthesis (correct)
- Absorb water for growth
- Store excess nutrients
When do the stomatal pores on leaves close?
When do the stomatal pores on leaves close?
- During the night when photosynthesis stops
- When the plant needs more carbon dioxide
- When guard cells shrink and lose water (correct)
- When there is excess water in the soil
What is the purpose of placing potassium hydroxide in the experimental set-up with the plants?
What is the purpose of placing potassium hydroxide in the experimental set-up with the plants?
- To absorb carbon dioxide released by the plants (correct)
- To increase the rate of transpiration
- To absorb excess water from the soil
- To provide nutrients to the plants
What causes the stomatal pores to open on leaves?
What causes the stomatal pores to open on leaves?
In addition to leaves, where else does gaseous exchange occur in plants according to the text?
In addition to leaves, where else does gaseous exchange occur in plants according to the text?
What is the function of guard cells in relation to stomata?
What is the function of guard cells in relation to stomata?
How do plants store waste products like resins and gums?
How do plants store waste products like resins and gums?
What is an example of plant waste excretion mentioned in the text?
What is an example of plant waste excretion mentioned in the text?
Which plant tissue is mentioned to store waste products like resins and gums primarily?
Which plant tissue is mentioned to store waste products like resins and gums primarily?
How do plants excrete waste substances into the environment?
How do plants excrete waste substances into the environment?
When does most organ and tissue donation occur, according to the text?
When does most organ and tissue donation occur, according to the text?
What is a common transplantation mentioned in the text?
What is a common transplantation mentioned in the text?
What is the reason for plants having low energy needs?
What is the reason for plants having low energy needs?
Which part of the plant actively takes up ions to create a concentration difference for water uptake?
Which part of the plant actively takes up ions to create a concentration difference for water uptake?
What is the main function of xylem in plants?
What is the main function of xylem in plants?
Why is the pressure created by water uptake at the roots unlikely to be enough to move water over tall plant heights?
Why is the pressure created by water uptake at the roots unlikely to be enough to move water over tall plant heights?
Which tissue transports products of photosynthesis from leaves to other parts of the plant?
Which tissue transports products of photosynthesis from leaves to other parts of the plant?
Why is it important for conducting tubes in plants to be interconnected and form a continuous system?
Why is it important for conducting tubes in plants to be interconnected and form a continuous system?
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