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- 1. Multiple ChoiceThe important gases, carbon dioxide and oxygen, enter and leave the leaf through theupper epidermisphloemstomataguard cells
- 2. Multiple ChoiceWhich structures open and close stomata to allow gas exchange but prevent water loss in leaves?EpidermisVascular tissueGuard cellsSpongy mesophyll
- 3. Multiple Choice
Plants make food through photosynthesis
True
False
- 4. Multiple Choice
Using their __________, plants combine sunlight, carbon dioxide and water to make glucose and oxygen
Flowers
Leaves
Stem
Roots
- 5. Multiple Choice
There are little pores on the bottom of the leaf called ________
stem
root
stomata
palisade mesophyll
- 6. Multiple Choice
'___________' comes into the plant through the roots
Oxygen
Water
Carbon Dioxide
Goku
- 7. Multiple Choice
What is the function of the leaf on the plant?
Absorbs water
Absorbs Nutrients
Photosynthesis
Anchors the plant
- 8. Multiple Choice
Number 3 is...
Node
Internode
Petiole
Axillary Bud
- 9. Multiple Choice
Number 5 is...
Blade
Margin
Midrib
Serrate
- 10. Multiple Choice
Why are plants important for all other living organisms?
They are important for making our environment look attractive.
They are important predators for other organisms.
They are important consumers of other organisms.
Without them, food chains would fail as plants are the producers.
- 11. Multiple Choice
Why do leaves need a large surface area?
To absorb as much water as possible.
To absorb as much sunlight as possible.
To absorb as much food as possible.
To absorb as much chlorophyll as possible.
- 12. Multiple Choice
What is the function of the midrib?
It provides strength throughout the leaf, keeping it upright and sturdy in the wind.
It provides sunlight to the leaf for it to carry out photosynthesis.
It attaches the leaf to the plant’s stem.
It is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.
- 13. Multiple Choice
What is the function of the petiole?
It provides strength throughout the leaf, keeping it upright and sturdy in the wind.
It provides sunlight to the leaf for it to carry out photosynthesis.
It attaches the leaf to the plant’s stem.
It is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.
- 14. Multiple Choice
What is the function of the stomata?
It provides strength throughout the leaf, keeping it upright and sturdy in the wind.
It provides sunlight to the leaf for it to carry out photosynthesis.
It attaches the leaf to the plant’s stem.
They are is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.
- 15. Multiple Choice
Why are leaves thin?
To allow as much water as possible into the leaf.
To minimise the distance for carbon dioxide to travel into leaf cells.
To allow as much water as possible out of the leaf.
To allow as much sunlight as possible to hit the leaf surface.
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