Biology, asked by atharv718393, 1 year ago

frnds 20&21 no. plzzzz​

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Answered by anjali3664
1

Answer:

Pg 21 (1) by applying some anticeptic cream (2)- by wear fullslive clothes (3) by using some coil , liquid s such as goodnight etc

Answered by yashvikosti
1

Answer:20. It's necessary for our tidiness and secondly to protect us from bacterial, viral and infectious diseases

21. By wearing full sleeves clothes , cleaning your surroundings etc.

Explanation:

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