Last updated on September 22nd, 2022 at 10:12 pm
Teeth and Microbes class 4 worksheet: What are the 4 types of teeth and their functions, teeth worksheets for grade 4.
Worksheet On Teeth And Microbes For Class 4
Fill in the blanks.
- Human beings have ……………sets of teeth. [Two /four]
- Temporary teeth are also called ……………….teeth. [Milk /permanent]
- A permanent set of teeth has …………….teeth. [20 /32]
- …………….. holds the teeth in our mouth. [gums / pulp]
- White part on outside of the tooth is called ……………….. [enamel/dentine]
- Sticky yellow layer on teeth is called ……………………. [plaque/pulp]
- Microbes can be seen with the help of ……………………
- Harmful microbes are called ……………………
- The process of Digestion starts from …………….
- Milk teeth are ………………. in number.
- Food pipe is also called ………………….
Answers [Fill in the blanks]
- Two
- Milk
- 32
- Gums
- Enamel
- Plaque
- Microscope
- Germs
- Mouth
- Twenty
- Esophagus
Teeth and Microbes Quiz for Grade 4
Answer the following questions
Question – Which organ helps food to enter into the stomach?
Answer: Food enters into the stomach through the food pipe also called esophagus.
Question – How many milk teeth are there in our life?
Answer: There are 20 milk teeth a child has in their life.
Question – What are milk teeth?
Answer: Milk teeth are temporary teeth. it appears first when the child is two and a half year old.
Question – What are permanent teeth?
Answer –Permanent teeth appear between the ages of 7 to 12 and they are 32 in number.
Question – What is plaque?
Answer: The yellow sticky layer on the tooth is called plaque.
Question – What are microbes?
Answer: Microbes are small living organisms that cannot be seen with a naked eye.