Biology, asked by princy4088, 1 year ago

Answer these questions

Attachments:

devil9311: hii princy

princy4088: Hi

princy4088: U r boy or girl

princy4088: reply

devil9311: boy... not girl

princy4088: OK

princy4088: Then

Answers

Answered by thanushree32

question no 39 hair and mucus prevents the foreign particles entering our nose
question no 40 because our body needs more oxygen to intake

princy4088: 41,42,43,44,45?

thanushree32: Thanks for making me as brainlest

princy4088: welcome

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