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- 1. Multiple Choice
What gas can help fruits to ripen faster?
Oxygen
Nitrogen
Ethylene
Sulfur
- 2. Multiple Choice
A plant's stem grows towards the source of light to it's left. This is known as
phototropism
negative phototropism
positive phototropism
neutral phototropism
- 3. Multiple Choice
What is the side to side oscillating movement of a plant called?
Nutation
Nodding
Twining
Contraction
- 4. Multiple Choice
What is the growth response that results from the stimulus of gravity?
Gravitropism
Gravitrotism
Gravitational Growth
Nutation
- 5. Multiple Choice
What is it called when a plants leaves and stems fold in on a regular 24 hour cycle?
Circadian Rhythm
Cardiac Rhythm
Sleep Cycle
Melatonic Rhythm
- 6. Multiple Choice
What is it called when leaves twist on their petioles in response to illumination to become perpendicular to the light source?
Light tracking
Light Resonance
Solar Tracking
Solar Resonance
- 7. Multiple Choice
Plants curling around a pole or mailbox is an example of:
Phototropism
Germination
Turgor pressure
Thigmotropism
- 8. Multiple Choice
This plant's response to touch is ???
Phototropism
Germination
Thigmotropism
Gravitropism/geotropism
- 9. Multiple Choice
A plant responds to it's environmental temperature. What kind of tropism is this?
Thigmotropism
Traumatropism
Thermotropism
Aerotropism
- 10. Multiple Choice
What is the term for when day length is directly related to the onset of flowering in plants?
Phototaxic
Photoperiodism
Lightoperiodism
Lightotaxic
- 11. Multiple Choice
What is dormancy?
A period of growth inactivity
A period of extremely fast growth
When a plant dies
When a plant blooms every year
- 12. Multiple Choice
Which of these is not one of the six major regions in plant cultivation?
Chinese Region
Baltic Region
North American Region
African Continent
- 13. Multiple Choice
Which of the following is not native to the African Continent?
Okra
Sorghum
Yam
Walnut
- 14. Multiple Choice
Which of the following is native to the North American Region?
Sugar Cane
Corn
Vanilla
Sunflower
- 15. Multiple Choice
In what species are nearly all 1,500 of the members slightly poisonous?
Lauraceae
Papaveraceae
Ranunculaceae
Brassicaceae
- 16. Multiple Choice
What is the third largest flowering plant family?
Legume
Rose
Buttercup
Spurge
- 17. Multiple Choice
From what plant family are Scopolamine patches derived from?
Legume
Rose
Nightshade
Carrot
- 18. Multiple Choice
What plant family is almost completely unknown in their wild state?
Rose
Carrot
Sunflower
Pumpkin
- 19. Multiple Choice
What plant family is vanilla derived from?
Orchid
Legume
Carrot
Rose
- 20. Multiple Choice
What plant family has been used to derive antiseptics around the work for decades?
Turnip
Rose
Ivy
Mint
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