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-171450-285750 Pakistan School, Kingdom of BahrainE- Support and Learning Material / Session 2020-2021Subject: Science Grade: 2 assignment :3 FIRST TERM Unit 1: Teeth and eating Lesson 2:We need teeth when we eatWorksheet:1Complete the following sentences using these words:( chewed , root , gums , back , permanent , white , milk , smile , front )Our teeth help us to __________________ and show that we are pleased.The ______________ or incisor teeth bite and cut the food.Our_______________ teeth chew and grind the food.Food which has been ______________ is easier to swallow. Most babies are born with their teeth still beneath their_________________Our first teeth are called baby teeth or _________________ teeth.The teeth, which have to last with us for the rest of our life, are called____________ teeth.The crown of a tooth is the ___________________ part we can see.The part of a tooth, which holds it in the gums, is called the_______________.Q.Match the column A with the column B and write answer in column C.Column AColumn Bc1Front teeth ( incisors)Helps to grip and tear the food2Pointed teeth( canine)Helps to bite the food3Premolars and molarsChew and grind the food 4White part of the tooth32 teeth5No of teeth in an adult havecrown Pakistan School, Kingdom of Bahrain-276225-609600E- Support and Learning Material / Session 2020-2021Subject: Science Grade: 2FIRST TERM Unit 1: Teeth and eating lesson no 3:We need teeth when we eatWorksheet:2Look at the diagram of human jaw and label the parts of teeth by using the words given in the boxes below: -428625-466725 Pakistan School, Kingdom of Bahrain E- Support and Learning Material / Session 2020-2021Subject: Science Grade: 2Book: Simply Science FIRST TERM Unit 1: Teeth and eating Lesson 3:We need teeth when we eatWorksheet no:3Color the different foods and drinks, and decide if they make your teeth happy or sad:-171450-285750Pakistan School, Kingdom of BahrainE- Support and Learning Material / Session 2020-2021Subject: Science Grade: 2FIRST TERM Assignment: 3 Unit 1: Teeth and eating Pg. No: 6Lesson:3We need teeth when we eatAnswer the following questions:Q1. Why do we need our teeth?Ans .We need teeth to bite off the food and chew it up into smaller pieces.Q2. How many parts do all teeth have? Ans All teeth have two main parts : CrownRoot Q3 .What is the crown?Ans The crown is the white part of a tooth which you can see. Q4. What is the root? Ans The root is the part of a tooth under the crown. It holds the tooth in the gums.Q5. How many kinds of teeth are there? Name them.Ans There are four kinds of teeth.IncisorsCaninesPremolarsMolars ................
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