Explore topic-wise MCQs in Environmental Biotechnology.

This section includes 10 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 factors doesn t affect the rate of degradation by microalgae?

A. Association
B. Microbial diversity
C. Microbial density
D. Color
Answer» E.
2.

The high persistence of halogenated xenobiotic can be overcome by microalgae.

A. True
B. False
Answer» B. False
3.

Which of the following enzyme helps in methane oxidation?

A. Methanol
B. Formaldehyde
C. Methane mono oxygenase
D. Carbon dioxide
Answer» D. Carbon dioxide
4.

Which of the following is a method of adding natural microbes?

A. Bio augmentation
B. Bioremediation
C. Methane production
D. Pasteurization
Answer» B. Bioremediation
5.

Which of the following process is observed when microalgae growing on a particular substrate can oxidize a second substrate?

A. Co substrate
B. Sugar substrate
C. Potassium substrate
D. Calcium substrate
Answer» B. Sugar substrate
6.

Which of the following leads to shedding of carbon dioxide which is necessary to prevent a drop in pH?

A. Exhaust vapor
B. Fermentation
C. Distillation
D. Removal of heat
Answer» E.
7.

Which of the following can be used to trace back to a biological origin?

A. Sugar portion
B. Potassium portion
C. Carbon portion
D. Calcium portion
Answer» D. Calcium portion
8.

The anabolic processes of algae help in the decomposition of bioorganic compounds.

A. True
B. False
Answer» C.
9.

Which of the following can clog process for degradation of bioorganic compounds?

A. Bad bacteria
B. Algae
C. Archean
D. Bio augmentation microbes
Answer» B. Algae
10.

Which of the following needs archaea to degrade a contaminant?

A. Bio augmentation
B. Accumulation
C. Sterilization
D. Pasteurization
Answer» B. Accumulation