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- 1. Multiple ChoiceThe leaf has a shiny, waxy cuticle around it toincrease the rate of photosynthesisattract more lightcontrol water lossstop carbon dioxide and oxygen gases escaping
- 2. Multiple ChoiceMost of the chloroplast cells are found in theupper epidermispallisade mesophyll layerlower epidermisstomata
- 3. Multiple ChoiceThe water needed for photosynthesis comes into the leaves through theupper epidermisstomataguard cellsxylem cells
- 4. Multiple ChoiceThe important gases, carbon dioxide and oxygen, enter and leave the leaf through theupper epidermisphloemstomataguard cells
- 5. Multiple Choice
The reactants needed for photosynthesis to occur are:carbon dioxide & watercarbon dioxide & oxygenoxygen & watercarbon dioxide, oxygen & water - 6. Multiple ChoiceThe role of the guard cell is tohelp control the temperature of the plantcontrol how much water enters the leafcontrol how much glucose is storedcontrol the movement of water vapour & gases
- 7. Multiple ChoiceWhich structures open and close stomata to allow gas exchange but prevent water loss in leaves?EpidermisVascular tissueGuard cellsSpongy mesophyll
- 8. Multiple Choice
What is the name of the elongated, packed cells (part G) directly under the upper epidermis?
Palisade cells
Guard cell
Spongy layer
Lower epidermis
- 9. Multiple Choice
What is letter "A" pointing to?
cuticle
upper epidermis
lower epidermis
palisade mesophyll
- 10. Multiple Choice
What is letter "D" pointing to?
upper epidermis
palisade mesophyll
spongy mesophyll
bundle sheath
- 11. Multiple Choice
The waxy layer of the leaf that covers the leaf, is known as the what?
guard cell
stoma
cuticle
vein
- 12. Multiple Choice
What part of the leaf does gas exchange?
Stoma
Guard Cell
Cuticle
Vein
- 13. Multiple Choice
What is the main purpose of a leaf?
To attract pollinators
It's where cellular respiration occurs
To absorb water
To collect sunlight for photosynthesis
- 14. Multiple Choice
What is the substance in a leaf that collect sunlight for photosynthesis?
Mitochondria
Chloroplast
Chlorphyll
Transpiration
- 15. Multiple Choice
Where does photosynthesis take place?
Mitocondria
Stoma
Chloroplast
Vein
- 16. Multiple Choice
What part of the plant leaf includes the cuticle and the stomata? (The outer part of the leaf)
Epidermis
Dermis
Chlorophyll
Guard Cell
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