Flag 7 grade science> Q.1. Fill in the blanks: (a) Cleaning of ...
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Q.1. Fill in the blanks:(a) Cleaning of water is process of removing __________(b) Wastewater released by houses is called __________.(c) Dried __________ is used as manure.(d) Drains get blocked by __________ and __________.

Harshit Singh , 3 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati

Last Activity: 3 Years ago

Ans.(a) pollutants (b) sewage (c) sludge (d) (d) chemicals, kitchen waste

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