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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 | |