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Environment and Dogs

Last updated almost 2 years ago

12 questions

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1

1

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Question 7

7.

Look at experiment #1. How did sleep affect dog's weight. Give evidence from the data.

1

Question 8

8.

Look at experiment #2. How did diet affect a dog's weight? Give evidence from the data.

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1

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Question 1

1.

Some traits are the result of complex interactions between organism's DNA, environmental factors and individual choices.

True

False

Question 2

2.

Environmental factors can affect the expression of certain traits that are inherited

True

False

Question 3

3.

A scientist wants to investigate how sleep, diet and exercise impacts a dog's weight. Should the scientist change all three variables at once?

A. Yes

B. No

Question 4

4.

A scientist wants to investigate how sleep, diet and exercise impacts a dog's weight. Should the scientist use dogs that are the same age and breed?

A. Yes

B. No

Question 5

5.

A scientist wants to investigate how sleep affects a dog. The scientist restricts sleep but keeps the dogs diet and exercise the same. What is the independent variable (variable that is changed?)

A. sleep

B. diet

C. amount of exercise

D. breed of dog

Question 6

6.

A scientist wants to investigate how sleep, diet and exercise impacts a dog's weight. The scientist controls how many calories the dogs get and keeps the amount of sleep and exercise the same. What is the dependent variable (what the scientist is measuring?)

A. amount of sleep

B. weight of the dog

C. amount of exercise

D. height of the dog

Question 9

9.

Look at experiment #3. How did exercise affect a dog's weight? Give evidence from the data.

Question 10

10.

Does the data make sense?

Question 11

11.

What might happen if you fed a dog a 500 calorie daily diet?

Question 12

12.

What could prevent a dog who exercises a lot (90 mins per day) from losing weight?