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Showing posts from April, 2020
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ANIMAL WORLD (PART 7) Good morning students! Hope you have revised the previous topics and completed the work. In the previous blogs we learnt about  the movement in aquatic animals and insects . In today's class we will learn about the movement in birds, reptiles and mammals. Let's begin. MOVEMENT IN BIRDS Birds fly with their wings which are actually their forelimbs. They use their hind limbs or legs to: Land on the ground Walk, run, hop, perch Scratch the ground Catch their prey.                  Parrot                    Indian roller                                   The wings of birds are special as they have feathers.  The wings are attached to the breast bone.  Strong muscles help birds to flap their bones are hollow, making it easy for them to rise in the air and fly. Flightless birds  All birds have wings but some birds are unable to fly due to their large size. Ostrich ,                   E mu  
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ANIMAL WORLD (PART 6) Good Morning Students. Hope you have revised the previous topics and completed the work. In the previous blogs we learnt about  the  FEEDING HABITS  of different animals. By the end of today's class, you'll be able to: State the needs due to which animals need to move. Enumerate upon the different organs of movement. Today's Topic- MOVEMENT IN ANIMALS Why do animals move? They move for the following reasons: *In search for food.    *to protect itself from enemies. *to build a home or look for a shelter where it can rest and breed. Animals have different types of body parts or limbs for movement and different ways of moving from one place to another. Aquatic Animals All water animals swim by paddling and pushing water. Different animals use different organs for swimming. Fish They use fins for movement. The paired fins help them to move forward.  The unpaired fins help them to keep their ba
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ANIMAL WORLD (PART 5) Good Morning Students. We will  do  some  written work today in the notebook.  Let  us  start  with  the  questions given in the  previous  blogs . You  needn't  redo if you have written the correct answers. Q1: Define: a) Environment  Ans) The surroundings in which the animals grow is called their environment. b) Habitat Ans.  An  area where a particular animal naturally lives is called its habitat. Q2. Explain the different  body coverings of animals with examples. Ans. There are four types of body coverings of animals: a) Fur or wool. Eg - dog, cat, lion, monkey b) Feathers- All birds have feathers. Eg - parrot, peacock c) Scales Eg - fish, snake d) Shell Eg - tortoise,turtle,snail. Q3. Define respiration. Ans)  O xygen  that  we  take in combines with food we eat.  In  this  process  carbon dioxide and energy  is released.   This process is called  respiration. Q4. Name the different organs  used  by animals  for 
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ANIMAL WORLD (4) Good Morning Students.  Yesterday we learnt about Herbivores, Carnivores and Omnivores. I hope you all have done the fill in the blanks in your notebook. Today we will learn about the feeding habits of these animals. What is feeding? Feeding is the process by which an animal obtains its food.  Feeding habits of different animals Different animals eat different types of food. Their manner of eating is also different. Accordingly, their mouth is also modified to suit their mode of eating. HERBIVORES Herbivores like deer,cow, goat and giraffe eat grass and leaves. They have sharp front teeth(incisors) to cut their food and strong, broad teeth in the back (molars) for  grinding food. Cows and buffaloes bite the grass and swallow it. Later, they bring back the food into their mouth and chew it slowly. This activity is called chewing the cud. Elephants use their trunk to tear off grass and branches and put it in their mouth. Elephants have large grin