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Q: .
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  • A. a = 4, b = 3, c = 1, d = 2
  • B. a = 3, b = 4, c = 2, d = 1
  • C. a = 4, b = 2, c = 1, d = 3
  • D. a = 3, b = 1, c = 4, d = 2
Correct Answer: Option D - Chinook–Chinook is a warm, dry wind descending from the eastern slopes of Rocky mountains. It is very beneficial for stockmen, it makes the grassland free from snow. Foehn–It is a warm dry and dusty wind that periodically descends the leeward slopes of all mountains. Its most effect is on Switzerland. Sirocco–It is a warm humid wind that comes from Sahara desert and other northern African regions and runs up to southern Mediterranean basin, southern Italy and Sicily island. Since it carries red sand from Sahara so causes "Blood rain" in the affected region it has several regional names like in Egypt- Khamsin, Tunisia – Chile, Libya – Gibli etc. Loo–It is a strong, dusty, gusty, hot and dry summer wind from the west which blows over the western Indo–Gangetic plain region of North India and Pakistan. It has temperature of 38º–49ºC. It runs in India in between Punjab to Bihar. It is in highest speed near Delhi & Patna.
D. Chinook–Chinook is a warm, dry wind descending from the eastern slopes of Rocky mountains. It is very beneficial for stockmen, it makes the grassland free from snow. Foehn–It is a warm dry and dusty wind that periodically descends the leeward slopes of all mountains. Its most effect is on Switzerland. Sirocco–It is a warm humid wind that comes from Sahara desert and other northern African regions and runs up to southern Mediterranean basin, southern Italy and Sicily island. Since it carries red sand from Sahara so causes "Blood rain" in the affected region it has several regional names like in Egypt- Khamsin, Tunisia – Chile, Libya – Gibli etc. Loo–It is a strong, dusty, gusty, hot and dry summer wind from the west which blows over the western Indo–Gangetic plain region of North India and Pakistan. It has temperature of 38º–49ºC. It runs in India in between Punjab to Bihar. It is in highest speed near Delhi & Patna.

Explanations:

Chinook–Chinook is a warm, dry wind descending from the eastern slopes of Rocky mountains. It is very beneficial for stockmen, it makes the grassland free from snow. Foehn–It is a warm dry and dusty wind that periodically descends the leeward slopes of all mountains. Its most effect is on Switzerland. Sirocco–It is a warm humid wind that comes from Sahara desert and other northern African regions and runs up to southern Mediterranean basin, southern Italy and Sicily island. Since it carries red sand from Sahara so causes "Blood rain" in the affected region it has several regional names like in Egypt- Khamsin, Tunisia – Chile, Libya – Gibli etc. Loo–It is a strong, dusty, gusty, hot and dry summer wind from the west which blows over the western Indo–Gangetic plain region of North India and Pakistan. It has temperature of 38º–49ºC. It runs in India in between Punjab to Bihar. It is in highest speed near Delhi & Patna.