Edzy
AI TutorResourcesToolsCompareBuy
SearchDownload AppLogin
Edzy

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

MC
Question Practice

What does the term 'decontamination' refer to?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 12
Biotechnology
Biotechnology
Microbial Culture
Question Bank

What does the term 'decontamin...

Single Answer MCQ
Q-00096241

What does the term 'decontamination' refer to?

1

Complete killing of all microorganisms

2

Reduction of pathogens to safe levels

3

Disinfection and sterilisation combined

4

Sanitizing non-living surfaces

Previous QuestionNext Question

Video Explanation

Answer

Solution:

Watch Video Solution

Login to get access

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

Who is credited with the first observation of microorganisms using a microscope?

Single Answer MCQ
View explanation
Q2.

What theory did Louis Pasteur disprove through his experiments with boiled broth?

Single Answer MCQ
View explanation
Q3.

Which scientist is known for the concept of 'germ theory of disease'?

Single Answer MCQ
View explanation
Q4.

What did Lazzaro Spallanzani demonstrate through his experiments?

Single Answer MCQ
View explanation