1
There are two types of animals on Earth...
Invertebrates and mammals
Mammals and omnivores
Mammals, birds and fish
Mammals and vertebrates
Vertebrates and invertebrates
2
We can say that invertebrates are those animals that...
Have a backbone
Don't have a backbone
3
We can say that vertebrates are those animals that...
Have a backbone
Don't have a backbone
4
The kinds of vertebrates and invertebrates animals are called CLASSES. One of the classes of vertebrates are the...
Mammals
Insects
5
The kinds of invertebrates and vertebrates animals are called CLASSES. One of the classes of invertebrates are the...
Reptiles
Insects
6
Mammals are called like that because...
All of them drink milk from their mothers when they are babies.
Some of them drink milk from their mother when they are babies.
None of them drink milk from their mothers when they are babies.
Few of them drink milk from their mothers when they are babies.
7
A mammal can be a...
Carnivore, herbivore or omnivore.
Carnivore, omnivore or plantvore.
Herbivore, oviparous or carnivore.
8
All the mammals have fur.
True
False
9
Mammals are...
Cold blooded animals.
Warm blooded animals.
10
All mammals breath through their lungs.
False.
True.
11
There are only two mammals that lay eggs...
The platypus and the echidna.
The bat and the platypus.
The bat and the echidna.
12
There are only one mammal that can fly...
The bat.
The flying squirrel.
The walrus.
13
A deer is an example of...
Aquatic mammal
Terrestrial mammal
14
A hippo is an example of a...
Marine mammal
Terrestrial mammal
Aquatic mammal
15
The dolphin is an example of a...
Marine mammal
Aquatic mammal
16
This is a whale shark. Look to it's tail. Is it a fish or a mammal?
The whale shark is a mammal.
The whale shark is a fish.
17
Fishes' tail, usually, are vertical.
False
True
18
Mammals tail, usually, are horizontal.
False
True
19
The biggest mammal in the world is the...
Elephant
Blue whale
Oister
20
The blue whale can achieve...
10 meters long
15 meters long
33 meters long
21
The polar bear is an example of a marine mammal.
False
True
22
Polar bears are solitaires animals. They abandon their cubs when the puppies are 2 years old.
True
False
23
Polar bear's fur is...
Black
White
Transparent
24
Polar bear's fur looks white because it...
Is too clear.
Reflects the sunlight.
25
Polar bear's skin is...
Black
White
Pink
26
Polar bears are good swimmers. They swim like...
Dogs, using their paws.
Fishes, sliding from a side to another.
27
Polar bears are awesome hunters. They like to eat...
Fishes, birds and little mammals only.
Vegetables and fishes.
Seals, walruses, beluga whales and even little baby polar bears.
28
Male polar bears can eat little cubs of their own species.
False
True
29
About the size and weight of polar bears we can say that...
Male polar bears can achieve 3 meters long and weight 700kg. Female polar bears can achieve 2.4 meters long and weight 250kg.
Male polar bears can achieve 2.5 meters long and weight 600kg. Female polar bears can achieve 1.5 meters long and weight 230kg.
Male polar bears can achieve 5 meters long and weight 900kg. Female polar bears can achieve 4 meters long and weight 400kg.
Male polar bears can achieve 3 meters long and weight 500kg. Female polar bears can achieve 2.4 meters long and weight 200kg.
Male polar bears can achieve 4 meters long and weight 700kg. Female polar bears can achieve 3 meters long and weight 250kg.
