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Worksheets

8th grade CHAPTER 6

Total questions: 19

Worksheet time: 11mins

Name
Class
Date
1.

Both birds and reptiles

a)

lay eggs

b)

brood their young

c)

have air sacs

d)

have feathers

2.

Spot the cold blooded animal

a)
b)
c)
d)
3.

these birds eat insects, other invertebrtes and hunt and eat other vertebrates

a)

flightless birds

b)

water birds

c)

perching birds

d)

birds of prey

4.

What is it called when birds clean and oil their feathers?

a)

Preening

b)

Molting

c)

Grooming

d)

Nit Picking

5.

What is it called when a bird replaces their old/damaged feathers?

a)

Dusting

b)

Preening

c)

Shedding

d)

Molting

6.

What kind of feathers help to keep a bird warm?

a)

Fine Feathers

b)

Down Feathers

c)

Bulky Feathers

d)

Contour Feathers

7.

What is the act of sitting on eggs and keeping them warm called?

a)

Precocial

b)

Brooding

c)

Altricial

d)

Nesting

8.

Which of these is not an adaptation birds have for flight?

a)

Rapidly Beating Heart

b)

Air Sacs

c)

Wing Shape

d)

Thick Bones

9.

All mammals have which of the following?

a)

Mammary Glands (for making milk)

b)

Are endotherms (warm blooded)

c)

Have hair or fur

d)

All of the Above

10.

What type of mammal develops inside of the mothers uterus for the full gestation period?

a)

Placental Mammals

b)

Monotremes

c)

Marsupials

d)

None of the Above

11.

What type of mammal raises their young in a pouch?

a)

Rodents

b)

Marsupials

c)

Cetaceans

d)

Monotremes

12.

What is the unique muscle that mammals have at the base of their ribs that helps them to breath?

a)

Diaphragm Muscle

b)

Abdominal Muscle

c)

Mammary Muscle

d)

Pectoral Muscle

13.

Which of the following is an example of a placental mammal?

a)

Anteaters, Armadillos, & Sloths

b)

Insectivores

c)

Cetaceans

d)

All of the Above

14.

Which characteristic do all mammals share?

a)

They all have a pouch

b)

They all have gills

c)

They all have fur or hair

d)

They all have scales

15.

Some mammals lay eggs?

a)

False

b)

True

16.

The type of mammal where the females have pouches where the offspring finish developing

a)

Monotremes

b)

Placentals

c)

Marsupials

d)

Primates

17.

Mammals are endothermic. What does this mean?

a)

They must maintain a stable internal body temperature.

b)

They eat both meat and plants.

c)

They can make their own food.

d)

Their body temperature changes with their surroundings.

18.
Mammals do this:
a)

breathe air through lungs

b)
breathe through gills
19.

Which group of mammals lays eggs?

a)

Monotremes

b)

Placentals

c)

Marsupials

d)

Primates