Plants Flashcards
What is the function of the waxy cuticle in plants?
The waxy cuticle is waterproof.
What feature of leaves allows for efficient gas exchange?
Leaves have a large surface area.
What are the small openings on leaves called?
Stomata.
What cells control the opening and closing of stomata?
Guard cells.
What process involves the movement of substances against a concentration gradient?
Active transport.
What term describes the potential energy of water in a system?
Water potential.
What term describes a plant cell that is swollen and firm?
Turgid.
What term describes a plant cell that is limp and not firm?
Flaccid.
What does photosynthesis use and produce?
Photosynthesis uses carbon dioxide and produces oxygen.
What does respiration use and produce?
Respiration uses oxygen and produces carbon dioxide.
What ions are important for plant cell function?
Potassium ions.
What is the outer layer of a plant called?
Epidermis.
What characteristic of the epidermis allows light to pass through?
The epidermis is transparent.
What organelle is responsible for photosynthesis?
Chloroplast.
What gas do plants take in for photosynthesis?
Carbon dioxide.
What gas do plants release during respiration?
Oxygen.
What type of mesophyll is primarily involved in photosynthesis?
Palisade mesophyll.
What type of mesophyll aids in gas exchange and storage?
Spongy mesophyll.
What device measures the rate of water uptake in plants?
Potometer.
