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17 questions
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- 1. Multiple Choice
What is A in the equation?
Sugar
Carbon Dioxide
Oxygen
- 2. Multiple Choice
What is B in the equation?
Water
Sugar
Oxygen
- 3. Multiple Choice
What is C in the equation?
Sugar
Oxygen
Energy
- 4. Multiple Choice
What is D in the equation?
Sugar
Water
Sunlight
- 5. Multiple Choice
What is E in the equation?
Water
Sunlight
Oxygen
- 6. Multiple Choice
What is 1 in the equation?
Oxygen
Carbon dioxide
Water
- 7. Multiple Choice
What is 2 in the equation?
Energy
Sugar
Carbon Dioxide
- 8. Multiple Choice
What is 3 in the equation?
Water
Sugar
Oxygen
- 9. Multiple Choice
What is 4 in the equation?
Carbon dioxide
Sugar
Oxygen
- 10. Multiple Choice
What is 5 in the equation?
Sugar
Oxygen
Energy
- 11. Multiple Choice
For plants like trees, growth is often measured as the change in the width of the tree trunk (the tree’s diameter) over one year.
In the summer of 1988, very little rain fell across much of Michigan, leading to a severe drought.
Assuming no other changes occur, which effect on tree growth is very low rainfall most likely to cause?
Growth will be greater than average.
Growth will be less than average.
Growth will be the same as average.
- 12. Multiple Choice
What effect did increasing the number of seed planted in an area have on the average growth of the plants?
Growth increased
Growth decreased
Growth stayed the same
- 13. Multiple Choice
What effect did doubling the amount of water added (Investigation #2) have on the average growth?
Growth increased
Growth decreased
Growth stayed the same
- 14. Multiple Choice
What effect did doubling the amount of nutrients added (Investigation #3) have on the average growth?
Growth increased
Growth decreased
Growth stayed the same
- 15. Multiple Choice
Where do plants get their matter from?
Water
Soil
Carbon Dioxide
- 16. Multiple Choice
After 2010, what change did you observe in the number of flowers produced?
They started increasing at a higher rate
They started decreasing
They stayed the same
- 17. Multiple Choice
To determine how much matter is in the tree, Joe uses a device to completely remove water from the tree. After removing the water, he finds that the tree contained 40 kg of matter and the 40 kg of matter is mostly carbon.
What are 4 pieces of evidence to support the claim that CARBON DIOXIDE is where matter comes from?
The mass of the tree increased by 75 kg
40 kg of the matter remaining in the tree was mostly carbon
The investigation lasts 5 years
The soil only decreased by 0.1 kg
Air contains carbon in the form of CO2
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