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Biology 20700 Workshop 4

Total questions: 8

Worksheet time: 5mins

Name
Class
Date
1.

What is the difference between endotherms and homeotherms?

a)

Endotherms thermoregulate to maintain their stable internal environment while homeotherms warm tissues with metabolic production to maintain high core, internal temperatures.

b)

Endotherms warm tissues with metabolic production to maintain high core internal temps, while homeotherms thermoregulate to maintain a stable internal environment

c)

Endotherms require sufficient energy from their environment to maintain their temperatures, while homeotherms do not.

d)

None of the above

2.

What are poikilotherms?

a)

Animals that thermoregulate to maintain a stable internal environment

b)

Animals that warm their tissues w. metabolic production to maintain high core internal temps.

c)

Animals that have varying body temperatures based on their environment

d)

None of the above

3.

What is the respiratory quotient during the aerobic catabolism of carbohydrates?

a)

1.00

b)

0.71

c)

0.83

d)

2.67

4.

True or False: The mass-specific metabolic rate decreases as the body weight of an organism increases.

a)

True

b)

False

5.

In a well-insulated house, there is heat transfer from inside to outside

a)

True

b)

False

6.

When the temperature decreases on the inside, it feels chilly

a)

True

b)

False

7.

The most common type of thermal relation exhibited by animals is

a)

Poikilothermy

b)

Endothermy

c)

Warm-bloodedness

d)

Cold-bloodedness

8.

Most endotherms are

a)

Thermoregulators

b)

Thermoconformers

c)

Ectotherms

d)

Radiators