Subject Experts Solutions for Exercise 1: Multiple Choice Questions [1 mark]

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Subject Experts Biology Solutions for Exercise - Subject Experts Solutions for Exercise 1: Multiple Choice Questions [1 mark]

Attempt the free practice questions from Exercise 1: Multiple Choice Questions [1 mark] with hints and solutions to strengthen your understanding. Xam Idea Biology solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Exercise 1: Multiple Choice Questions [1 mark] with Hints & Solutions

EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 7

The primary treatment of waste water involves the removal of

MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 13

What would happen if oxygen availability to activated sludge flocs is reduced?

MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 14

Mycorrhiza does not help the host plant in

EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 15

Big holes in Swiss cheese are made by 

EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 16

The residue left after methane production from cattle dung is   

EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 17

Methanogens do not produce  

MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 18

Primary treatment of sewage waste involves which processes ?

EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 10 - Microbes in Human Welfare>Multiple Choice Questions [1 mark]>Q 19

Activated sludge should have the ability to settle quickly so that it can