Adaptation in Animals, GRADE-lV EVS

Date:- 3/9/21

D.T in Google form and kick start

Date:-6/9/21

Topic taught:-

K W L chart and adaptation on the basis of habitat.

1. Terrestrial

2.Arboreal

3.Aquatic

4.Amphibians

5.Aerial

Home work:-Revise the topic taught in the class video from the student resources in the between us

Date :- 7/9/21

Topic taught:-Animals in hot,cold and desert region, their habitat and adaptation explained.

Home work:- learn the topic taught in the class video from the student resources in the between us.

Date:-8/9/21

Topic taught:-Recapitulation question asked.adaptation of arboreal animal, aquatic animal and Aerial animal explained

Home work:- Revise the topic taught in the class video from the student resources in the between us

NEW TERMS:-

SCAVENGERS:-Animals that feed on the flesh of dead animals.

NOCTURNAL:- Animals that are active at night.

EXERCISE  QUESTION AND ANSWERS.

1.FILL IN THE BLANKS

a.habitat

b.terrestrial

c . nocturnal

d.Salamander

2. MATCH THE COLUMNS

a. Owl- iii

b.Camel- i

c.Lion- iv

d.Crab- ii

3 . Name two animals....

a.Herbivores- Deer,goat.

b.Scavengers-Vulture,Hyena.

c.Parasites:-Louse,flea.

Q4. TWO IMPORTANT ADAPTATION......

a.Polar bear:- i.They have blubber under the skin.

ii.They have broad paws.

b.FISH

i.They have fins  and boat shaped bodies.

ii. They have gills for respiration.

C.FROG

i.They have a narrowaist, streamlined body.

ii.Their hind legs are  long and powerful to jump great distance.

Q5. Answer the following..,

a.State the uses of the trunk of an elephant.

Ans:- Trunk of an elephant helps to spray water and mud on the skin to protect from heat and insects. It also helps  to pull branches of the trees to to eat and also to protect from predators.

b. What is camouflaging?

Ans:-lt is a way of hiding something by covering or colouring it so that it blends into its surroundings.

c.State the uses of the claws of crab.

Ans:-It helps to catch their prey.lt also helps to defend themselves from predators.

d.Difference between carnivores and omnivores.

Ans:- Carnivores:-Animals that eat the flesh of other animals are called carnivores.They have strong legs and claws to run fast and catch their prey.They have sharp and pointed canines for tearing the flesh. e.g lion, tiger.

Omnivores:- Animals that eat both Plants and flesh of other animals are called omnivores. They have a combination of sharp canines and strong molar teeth as they eat both Plants and meat. e.g Human being,Bears.

Q6. Ans:-

It is Salamander.lt is found both in water and on land. It has a poisonous back and tail which keeps predators away.

HOTS.( H.W)

Why are polar bears white when most other bears are dark in colour?

DATE:-13/9/21

WORK BOOK ANSWERS