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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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| 181. |
Which one of the following correctly define the period between inoculation and appearance of the first disease symptom? |
| A. |
Penetration period |
B. |
Latent period |
| C. |
Incubation period |
D. |
Infestion period |
Answer: Option B
Explanation:
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| 182. |
Which one of the following groups consists of systemic fungicides? |
| A. |
Bavistin, Topsin-M, Captan |
B. |
Plantvax, Emisan, Calisin |
| C. |
Vitavax, Bavistin, Calisin |
D. |
Ziram, Plantvax, Blitox |
Answer: Option C
Explanation:
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| 183. |
Which one of the following helps in maintaining the shape of nematodes? |
| A. |
Pseudocoelomic fluid |
B. |
Cuticle and muscles |
| C. |
Pseudocoelome |
D. |
Annulation of cuticle |
Answer: Option A
Explanation:
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| 184. |
Which one of the following is known as downy mildew fungus? |
| A. |
Erysiphe |
B. |
Sclerospora |
| C. |
Taphrina |
D. |
Urocystis |
Answer: Option B
Explanation:
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| 185. |
Which one of the following is the best method of controlling ear cockle disease of wheat? |
| A. |
Application of solar heat |
B. |
Mechanical separation of infected seed by floatation |
| C. |
Application of balanced dose of fertilizer |
D. |
Treatment of seed with pesticide |
Answer: Option B
Explanation:
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| 186. |
Which one of the following is the cause of spreading decline of citrus? |
| A. |
Citrus nematode |
B. |
Burrowing nematode |
| C. |
Fungal diseases |
D. |
Nutritional deficiency |
Answer: Option D
Explanation:
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| 187. |
Which one of the following is the correct mode of infection in Ergot of bajra? |
| A. |
Shoot infection |
B. |
Local infection of blossom |
| C. |
Seedling infection |
D. |
Systematic infection |
Answer: Option B
Explanation:
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| 188. |
Which one of the following is the correct order in which they appear during biocontrol operations? |
| A. |
Parasite, Release, Mass rearing, Parasitism |
B. |
Mass rearing, Parasite, Release, Parasitism |
| C. |
Release, Mass rearing, Parasite, Parasitism |
D. |
Parasite, Mass rearing, Release, Parasitism |
Answer: Option D
Explanation:
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| 189. |
Which one of the following pairs is not correctly matched? |
| A. |
Karnal bunt - Neovossia horrida of wheat |
B. |
False smut - Ustilaginoidea virens of rice |
| C. |
Hill bunt - Tilletia foetida wheat |
D. |
Ear cockle - Anguina tritici wheat |
Answer: Option A
Explanation:
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| 190. |
Which one of the following pairs of crop and disease is correctly matched? |
| A. |
Cabbage - Early blight |
B. |
Cucumber - Club root |
| C. |
Potato - Black wart |
D. |
Tomato - White rust |
Answer: Option B
Explanation:
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