Question 1

Being able to regulate body temperature means mammals are which of the following?

Accepted Answer

endothermic

Answer

viviparous

Answer

heterotrophs

Answer

cold-blooded

Question 2

Which of the following are characteristics of mammals?

Accepted Answer

all of the answers

Answer

Having mammary glands and hair

Answer

Having a heart of 4 chambers and a diaphragm

Answer

Having modified limbs and different types of teeth

Question 3

____________ is a process that allows mammals to cool down their body temperature.

Accepted Answer

Panting

Answer

Evaporation

Answer

shivering

Answer

Exhalation

Question 4

Mammals can learn because of their complex ________ system

Accepted Answer

nervous

Answer

respiratory

Answer

endocrine

Answer

circulatory

Question 5

Mammals have ________  glands that allow them to cool off.

Accepted Answer

sweat

Answer

salivary

Answer

mammary

Answer

oil

Question 6

Mammalian hair is made up of _________

Accepted Answer

keratin

Answer

fur

Answer

silk

Answer

collagen

Question 7

Mammals feed their young by ________

Accepted Answer

mammary glands

Answer

prolactin

Answer

salivary glands

Answer

sweat glands

Question 8

The term ______________ means females carry their young until full development

Accepted Answer

viviparous

Answer

heterotroph

Answer

endotherm

Answer

oviparous

Question 9

Mammals are characterized by having a sustained energy due to their use of __________

Accepted Answer

oxygen

Answer

water

Answer

nutrients

Answer

vitamins

Question 10

A muscle that allows  mammals  to breath by contracting and relaxing is called________

Accepted Answer

diaphragm

Answer

extensor

Answer

lung

Answer

heart

Question 11

Mammalian heart has ________ chambers.

Accepted Answer

4

Answer

2

Answer

1

Answer

6

Question 12

Mammals have a  _____________ that helps them get energy and accomplish life activities.

Accepted Answer

circulatory system

Answer

digestive system

Answer

nervous system

Answer

respiratory system

Question 13

___________ help mammals puncture and tear their prey.

Accepted Answer

canines

Answer

premolars

Answer

chisel-like incisors

Answer

molars

Question 14

_______ help mammals crush food.

Accepted Answer

molars

Answer

incisors

Answer

canines

Answer

pointed incisors

Question 15

Mammals are intelligent because of their __________

Accepted Answer

highly developed and complex brain

Answer

ability to think

Answer

ability to analyze

Answer

complex organ systems

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