Variation within a group
3rd grade (Year 4 in England) · 16 questions · Common Core: NGSS.3-LS3-1, NGSS.SEP 4 · England: KS2 Y6 Evolution and inheritance, KS2 Y3–Y4 Working scientifically
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Date
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Question 1
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
Question 2
Pods from the same kind of pea plant were 6 cm to 10 cm long. What does this show?
- A. Living things of the same kind vary.
- B. They were different kinds of plant.
- C. All pea pods are identical.
- D. The ruler was broken.
Question 3
How many pea pods did the class measure altogether?
Answer
Question 4
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
Question 5
Pods from the same kind of pea plant were 6 cm to 10 cm long. What does this show?
- A. The ruler was broken.
- B. All pea pods are identical.
- C. Living things of the same kind vary.
- D. They were different kinds of plant.
Question 6
How many pea pods were 9 cm or longer?
Answer
Question 7
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
Question 8
Most pods were a medium length, with fewer very short or very long ones. What shape does the bar chart have?
- A. highest at the left end
- B. high in the middle, low at both ends
- C. highest at the right end
- D. the same height everywhere
Question 9
How many pea pods were 9 cm or longer?
Answer
Question 10
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
Question 11
Why did the class measure lots of pea pods, not just two or three?
- A. Rulers only work with many pods.
- B. Small samples are always exactly right.
- C. A big sample shows the real pattern of variation.
- D. To make the peas grow.
Question 12
How many pea pods did the class measure altogether?
Answer
Question 13
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
Question 14
Pods from the same kind of pea plant were 6 cm to 10 cm long. What does this show?
- A. Living things of the same kind vary.
- B. They were different kinds of plant.
- C. All pea pods are identical.
- D. The ruler was broken.
Question 15
How many pea pods did the class measure altogether?
Answer
Question 16
A class measured the length of pea pods all picked from the same kind of plant. Which length was most common?
- A. 6 cm
- B. 7 cm
- C. 8 cm
- D. 9 cm
- E. 10 cm
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