Biology 9 Chapter 9

Biology 9 Chapter 9 - Test 3

1. Placental mammals:

a) c. Have a longer gestation period than other mammals.
b) b. Develop completely inside mother�s uterus.
c) a. Develop in a pouch outside the mother�s body.
d) d. Both a & c

2. Bat is an animal which:
a) Has fore limbs modified into wings
b) All
c) Can feed its baby with its milk
d) Is Nocturnal in habit and has a well developed sense of hearing.

3. One of the following group are all carnivores:
a) Cat, Dog, Frog, Shark, Dolphin
b) Walrus, Seal, Sea lion, Lion
c) Bear, Cheeta, Giraffe, Zebra
d) Cow, Buffalo, Lion, Dog

4. Emu, Rhea & Cassowary are:
a) Amphibians
b) Mammals
c) None of the above
d) Reptiles

5. Heterodonts have:
a) A single type of teeth.
b) Sharp pointed teeth
c) Two type of teeth
d) Many type of teeth

6. This mammals lays egg:
a) Rabbit
b) Whale
c) Duck bill
d) Horse

7. It is impossible to wake up during:
a) Winter sleep
b) All of the above
c) Hibernation
d) Estivation

8. All mammals have:
a) Four chambered heart
b) Scales on their body
c) Two pairs of limbs
d) Lungs to breath

9. Gestation period of mice is:
a) 21 days
b) 10 days
c) 30 days
d) 15 days

10. Pouched mammals are found:
a) Sind
b) In Africa
c) All over the world
d) Australia

11. Match The Item... Pouches

a) Back bone
b) Brain
c) Buoyancy
d) Gill slits

12. Match The Item... Notochord

a) Back bone
b) Brain
c) Frog
d) Buoyancy

13. Match The Item... Cranium

a) Brain
b) Frog
c) Buoyancy
d) Summer

14. Match The Item... Airbladder

a) Frog
b) Bear
c) Summer
d) Buoyancy

15. Match The Item... Hibernation

a) Frog
b) Summer
c) Bear
d) Period of development

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