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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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161. |
Which one of the following elements is not required by plants for their normal healthy growth? |
Answer: Option B
Explanation:
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162. |
The framework elements of plants are: |
A. |
Magnesium, Copper and Iron |
B. |
Copper, Carbon and Iron |
C. |
Copper, Carbon and Oxygen |
D. |
Manganese, Calcium and nitrogen |
Answer: Option C
Explanation:
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163. |
Fertilizers have formula consisting of three figures such as 8-10-10. These figures stand for percentage of: |
A. |
Magnesium, iron, potassium |
B. |
Calcium, iron, born |
C. |
Nitrogen, phosphorous, Potassium |
D. |
Magnesium, manganese, sulphur |
Answer: Option C
Explanation:
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164. |
Anaerobic respiration was first of all reported by: |
A. |
Maguenne |
B. |
Kostychev |
C. |
Klein |
D. |
Pfeffer |
Answer: Option B
Explanation:
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165. |
The provision of light of shorter wavelength at the same time, as longer red wavelength photosynthesis. |
A. |
Maintains |
B. |
Enhances |
C. |
Reduces |
D. |
No efect |
Answer: Option B
Explanation:
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166. |
Probably the most useful measurable property in the soil-plnt-air system is: |
A. |
Matric poterntal |
B. |
Water potential |
C. |
Osmotic potential |
D. |
Redox potential |
Answer: Option B
Explanation:
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167. |
Every living cell has a: |
A. |
Membrane |
B. |
Food vacuole |
C. |
Chloroplast |
D. |
Cell wall |
Answer: Option A
Explanation:
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168. |
Cytochrome oxidase contains: |
Answer: Option B
Explanation:
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169. |
The figures of cork cells as seen by Robert Hooke were published in this book: |
A. |
Micrographia |
B. |
Origin of species |
C. |
Plank kingdom |
D. |
Genera plantarum |
Answer: Option A
Explanation:
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170. |
Proteins are synthesized on: |
A. |
Mitochondria |
B. |
Centrosome |
C. |
Golgi bodies |
D. |
Ribosomes |
Answer: Option D
Explanation:
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