Chemistry Annual Exam Revisional Assignment

Chemistry Annual Exam Revisional Assignment

7th Grade

15 Qs

quiz-placeholder

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Chemistry Annual Exam Revisional Assignment

Chemistry Annual Exam Revisional Assignment

Assessment

Quiz

Chemistry

7th Grade

Easy

Created by

ASHITA Singh

Used 2+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Acids turn ____ litmus to _____.

red to blue

blue to red

blue to blue

red to green

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What is sewage?

wastewater

pollutants

contaminants

liquid waste

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The black-brown oily and lathery water goes down to drains from homes, office etc. is called

sewage

wastewater

sewerage

pure water

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The countries that do not get sufficient water for household purposes are generally poor.

True

False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

WWTP is also known as STTP.

True

False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is sludge?

solid waste

liquid waste

sewage

dry manure

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the atomic number of Potassium (K)?

15

17

19

20

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