Sampling with quadrats
10th grade (Year 11 in England) · 16 questions · Common Core: NGSS.HS-LS2-1, NGSS.HS-LS2-2 · England: KS4 Combined Science: Ecosystems
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Date
Score/ 16
Question 1
Five 1 m² quadrats contained these numbers of daisies: 5, 8, 12, 0, 10. What is the mean number of daisies per quadrat?
Answer
Question 2
Which is an abiotic factor?
- A. number of predators
- B. competition from other plants
- C. a new disease
- D. light intensity
Question 3
The mean number of buttercups in a 0.25 m² quadrat is 15. The field is 200 m². Estimate the number of buttercups in the field.
Answer
Question 4
Five 1 m² quadrats contained these numbers of daisies: 12, 1, 4, 3, 4. What is the mean number of daisies per quadrat?
Answer
Question 5
How can you see how plant species change from a hedge to the middle of a field?
- A. Count only the tallest plants
- B. Place quadrats at regular intervals along a transect line
- C. Sample at night
- D. Place one quadrat by the hedge only
Question 6
The mean number of buttercups in a 0.25 m² quadrat is 8. The field is 1000 m². Estimate the number of buttercups in the field.
Answer
Question 7
Five 1 m² quadrats contained these numbers of daisies: 8, 12, 8, 6, 12. What is the mean number of daisies per quadrat?
Answer
Question 8
Which is an abiotic factor?
- A. number of predators
- B. light intensity
- C. a new disease
- D. competition from other plants
Question 9
The mean number of buttercups in a 0.25 m² quadrat is 12. The field is 200 m². Estimate the number of buttercups in the field.
Answer
Question 10
Five 1 m² quadrats contained these numbers of daisies: 7, 5, 6, 6, 7. What is the mean number of daisies per quadrat?
Answer
Question 11
How can you see how plant species change from a hedge to the middle of a field?
- A. Count only the tallest plants
- B. Sample at night
- C. Place quadrats at regular intervals along a transect line
- D. Place one quadrat by the hedge only
Question 12
The mean number of buttercups in a 1 m² quadrat is 12. The field is 100 m². Estimate the number of buttercups in the field.
Answer
Question 13
Five 1 m² quadrats contained these numbers of daisies: 2, 7, 2, 11, 3. What is the mean number of daisies per quadrat?
Answer
Question 14
How can you see how plant species change from a hedge to the middle of a field?
- A. Place quadrats at regular intervals along a transect line
- B. Count only the tallest plants
- C. Place one quadrat by the hedge only
- D. Sample at night
Question 15
The mean number of buttercups in a 0.25 m² quadrat is 15. The field is 1000 m². Estimate the number of buttercups in the field.
Answer
Question 16
Five 1 m² quadrats contained these numbers of daisies: 10, 10, 11, 7, 0. What is the mean number of daisies per quadrat?
Answer
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