MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Lime can be used for soil reclamation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which of the following in deficient in saline soils? |
| A. | Nitrogen |
| B. | Sulphur |
| C. | Oxygen |
| D. | Calcium |
| Answer» B. Sulphur | |
| 3. |
Sesbania aculeata can be used for soil reclamation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Adding Farm yard Manure or FYM to the soil helps in reclamation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Which of the following substance can be used for soil reclamation? |
| A. | Gypsum |
| B. | Citric acid |
| C. | Phosphoric acid |
| D. | Oxalic acid |
| Answer» B. Citric acid | |
| 6. |
Which of the following causes nutrient deficiency in crops that are grown on acidic sulphate soils? |
| A. | Aluminum toxicity |
| B. | Sodium toxicity |
| C. | n c) Oxygen toxicity |
| D. | n d) Nitrogen toxicity |
| Answer» B. Sodium toxicity | |
| 7. |
Which of the following is majorly found in acid sulphate soils? |
| A. | Pyrite |
| B. | Copper |
| C. | Aluminum |
| D. | Magnesium |
| Answer» B. Copper | |
| 8. |
Bioconcentration factor is the concentration of a pollutant in an organism compared to that present in the environment. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following ions is not found in excess in acidic soils? |
| A. | Al |
| B. | Fe |
| C. | Mg |
| D. | Cu |
| Answer» D. Cu | |
| 10. |
Which of the following is not a major characteristic of Acidic soils? |
| A. | Low pH |
| B. | High pH |
| C. | Texture |
| D. | Color |
| Answer» B. High pH | |
| 11. |
Which of the following is proportional to the dose in a Graded dose response scale? |
| A. | Intensity of the effect |
| B. | Color of the effect |
| C. | Concentration of the effect |
| D. | Toxicity of the effect |
| Answer» B. Color of the effect | |
| 12. |
Which of the following shows effect on a continuous scale? |
| A. | Graded dose response |
| B. | Quantal dose Response |
| C. | Mg dose Response |
| D. | Cu dose Response |
| Answer» B. Quantal dose Response | |