MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biotechnology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Leaching is an important step in saline soil reclamation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Sesbania aculeata can be used for soil reclamation of alkali soils. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Adding FYM to the soil helps in reclamation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
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 | |
| 5. |
Crops that are grown on acidic sulphate soils gets destroyed due to nutrient deficiency caused due to _____________ |
| A. | Aluminium toxicity |
| B. | Sodium toxicity |
| C. | Oxygen toxicity |
| D. | Nitrogen toxicity |
| Answer» B. Sodium toxicity | |
| 6. |
Acidic sulphate soils have pH<4. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Bioconcentration factor is the concentration of a pollutant in a organism compared to that present in the environment. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Which of the following ion is not found in acidic soils? |
| A. | Ca |
| B. | Al |
| C. | Fe |
| D. | Cu |
| Answer» B. Al | |
| 9. |
Acidic soils can be characterized by _______ |
| A. | Low pH |
| B. | High pH |
| C. | Texture |
| D. | Colour |
| Answer» B. High pH | |