Microbes in Human Welfare - Biogas, Sewage Treatment, Biocontrol, Biofertilizers
Biology · Grade 12 · Week 32 · 25 questions
This Grade 12 biology chapter on Microbes in Human Welfare is a consistent source of diagrams and direct questions on Biogas, Sewage Treatment, Biocontrol, and Biofertilizers. This chapter is a reliable source of 3- and 5-mark questions in CBSE Grade 12 and high-yield for NEET.
What you'll practise
- Describe Biogas
- Identify Sewage Treatment
- Compare Biocontrol
- Solve CBSE board-pattern problems from microbes in human welfare including NCERT exemplar-level questions
All 25 questions in this Microbes in Human Welfare - Biogas, Sewage Treatment, Biocontrol, Biofertilizers quiz
Grade 12 Biology — Microbes in Human Welfare - Biogas, Sewage Treatment, Biocontrol, Biofertilizers: 25 practice questions with instant scoring and explanations.
- Biogas is produced through:
- Biogas mainly consists of:
- Biogas can be produced from:
- Advantages of biogas production include:
- Biodigesters are:
- Methanogenic bacteria in biogas production:
- Sewage treatment involves:
- Primary sewage treatment involves:
- Secondary sewage treatment is:
- Activated sludge process uses:
- Trickling filters in sewage treatment:
- Tertiary sewage treatment:
- Biocontrol refers to:
- Bacillus thuringiensis (Bt) is used for:
- Entomopathogenic fungi are:
- Biocontrol agents can target:
- Biofertilizers are:
- Rhizobium bacteria:
- Azospirillum is:
- Phosphate-solubilizing microbes:
- Mycorrhizal fungi form:
- Advantages of biofertilizers include:
- Integration of biocontrol and biofertilizers is called:
- Microbial inoculants are used to:
- Azotobacter and Cyanobacteria as biofertilizers:
Question 1 of 250 correct so far