Explore topic-wise MCQs in Environmental Biotechnology.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Environmental Biotechnology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following media is used to isolate phosphate solubilizing bacterial Species?

A. Pikovskaya s Agar
B. Gelatin Agar
C. Macconkey Agar
D. LB Agar
Answer» B. Gelatin Agar
2.

Which of the following is a main constituent of Enhanced biological phosphorus removal?

A. Anaerobic tank
B. Sludge system
C. Incinerator
D. Recovery unit
Answer» B. Sludge system
3.

The entire world s demand of phosphate can be satisfied by domestic waste streams.

A. True
B. False
Answer» B. False
4.

How much percentage of phosphorus does bacteria usually has?

A. 1%
B. 10%
C. 50%
D. 67%
Answer» B. 10%
5.

Every individual contributes to phosphorus deposition.

A. True
B. False
Answer» B. False
6.

Which of the following technique helps in removing nitrogen and phosphate from wastewater using microbes?

A. Activated Alumina
B. Bacterial Sulfate Reduction
C. Reverse osmosis
D. Chemical precipitation
Answer» C. Reverse osmosis
7.

Which of the following treatment involves addition of metal salts?

A. Adsorption
B. Chemical treatment
C. Biological treatment
D. Reverse osmosis
Answer» C. Biological treatment
8.

Which of the following is not a major concern for removing phosphate from wastewater?

A. Eutrophication
B. Public safety
C. Environmental protection
D. Metal extraction
Answer» E.
9.

Which of the following systems helps to remove phosphate in activated sludge system?

A. Enhanced biological phosphorus removal
B. Enhanced bacterial phosphorus removal
C. Reduced biological phosphorus removal
D. Enhanced biological magnesium removal
Answer» B. Enhanced bacterial phosphorus removal
10.

Which of the following can absorb dissolved phosphorus from sewage sludge?

A. Phosphorus accumulating microbes
B. Magnesium accumulating microbes
C. Copper accumulating microbes
D. Zinc accumulating microbes
Answer» B. Magnesium accumulating microbes
11.

Phosphorus accumulating microbes can store phosphorus in their cells.

A. True
B. False
Answer» B. False