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For students in search of
- Hydroponic Gardening
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Guides - Basics to Experts level
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Growing fruit and vegetables hydroponically
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Practical daily questions or queries of hydroponics lovers
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Current Hydroponics and Indoor Gardening Market Growth as well as Trends
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| 301. |
Which of the following element is involved in nitrogen metabolism in reduction of nitrates? |
| A. |
Zinc |
B. |
Molybdenum |
| C. |
Boron |
D. |
Manganese |
Answer: Option B
Explanation:
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| 302. |
Which of the following elements is involved in nitrogen metabolism in reduction of nitrates? |
| A. |
Zinc |
B. |
Molybdenum |
| C. |
Boron |
D. |
Manganese |
Answer: Option B
Explanation:
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| 303. |
Cellulosic cell wall can be specifically stained by: |
| A. |
Zinc chloride |
B. |
Phloroglucinol |
| C. |
Methylene blue |
D. |
Sudan IV |
Answer: Option A
Explanation:
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| 304. |
One of the following is needed in the reduction of nitrate to nitrite: |
Answer: Option B
Explanation:
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| 305. |
Pigment system is concerned with: |
| A. |
Photolysis of water |
B. |
Reduction of CO2 |
| C. |
Flowering |
D. |
None of these |
Answer: Option A
Explanation:
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| 306. |
The researches on photosynthesis started: |
| A. |
In the 17th century |
B. |
In the 18th century |
| C. |
In the 19th century |
D. |
In the early 20th century |
Answer: Option B
Explanation:
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| 307. |
Respiration is: |
| A. |
Exothermic process |
B. |
Endothermic process |
| C. |
Endergonic process |
D. |
Anabolic process |
Answer: Option A
Explanation:
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| 308. |
Which of the following is the source of respiration? |
Answer: Option A
Explanation:
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