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Vegetation in India :: Indian Geography | UPSC IAS Exam Preparation

Vegetation in India :: Indian Geography | UPSC IAS Exam Preparation

Vegetation in India :: Indian Geography | UPSC IAS Exam Preparation

Q1. Consider the following statements/ निम्नलिखित कथनो पर विचार करें:-

1. The vegetation which is only found in India is known as Virgin vegetation/केवल भारत में पाए जाने वाले वनस्पति को  अक्षत वनस्पति के रूप में जाना जाता है |

2. Exotic vegetation is one which is undisturbed by the human beings and found in Himalayan region and Sunderban delta region/विदेशी वनस्पति वह वनस्पति है जो मनुष्यों के प्रभाव से दूर है और हिमालय क्षेत्र और सुंदरबन डेल्टा क्षेत्र में पाई जाती है |

3. The vegetation which has come from outside of the India is known as Endemic vegetation./वह वनस्पति जो भारत के बाहर पाई जाती है उसे स्थानिक वनस्पति कहा जाता है |

Which of the above statement/s is/are correct/इनमें से कौन सा कथन सही है –

(a) only 2

(b) 1 and 2

(c) 2 and 3

(d) None of the above

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Ans. D is correct.

  • Statement 1 is not correct  Virgin vegetation is the one which is Undisturbed by the human beings and it can be found in the area where human reach is not possible like Himalayan region and Sunderban delta region.
  • Statement 2 is not correct  Exotic vegetation is the virgin vegetation which has come from outside of the India.
  • Statement 3 is not correct Endemic vegetation is the virgin vegetation which is only found in India

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Q2. Consider the following statements about tropical wet evergreen forest/उष्णकटिबंधीय आर्द्र सदाबहार वनों के विषय में  निम्नलिखित कथनों पर विचार करें:-

1. The trees of these forests shed their leaves together season wise/इन जंगलों के पेड़ ऋतु अनुसार एक साथ अपने पत्ते गिराते है |

2. Bamboos, orchids are the undergrowth plants in these areas/बांस, ऑर्किड इन क्षेत्रों में पाए जाने वाले झाडीदार वृक्ष है |

3. The important species of these forests are rosewood and mahogany/इन जंगलों की महत्वपूर्ण प्रजातियां शीशम और महोगनी हैं।

Which of the above statement/s is/are correct/इनमे से कौन सा कथन सही  है –

(a) only 2

(b) 1 and 2

(c) 2 and 3

(d) 1,2,3

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Ans. C is correct.

  • Statement 1 is not correct The trees of these forests do not shed their leaves together.
  • Statement 2 is correct The undergrowth is formed mainly of bamboos, ferns, climbers, orchids, etc.
  • Statement 3 is correct   The important species of these forests are rosewood, mahogany, aini, ebony, etc.

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Q3. Consider the following statements about tropical semi evergreen forest/उष्णकटिबंधीय अर्ध सदाबहार वनों के विषय में निम्नलिखित कथनों पर विचार करें

1. These are transitional forests between tropical wet evergreen forests and tropical deciduous forests/ये वन उष्णकटिबंधीय आर्द्र सदाबहार से उष्णकटिबंधीय पर्णपाती वनों में परिवर्तित होते रहते है |

2. Annual rainfall in these forest exceeds 250 cm/इन जंगलो में वार्षिक वर्षा 250 सेमी से अधिक होती है |

3. white cedar, hollock and kail are the main species of these forest/इन वनों की मुख्य प्रजातियां सफेद देवदार, हैलोक और कैल हैं।

Which of the above statement/s is/are correct/इनमे से कौन सा कथन सही  है –

(a) only 2

(b) 1 and 3

(c) 2 and 3

(d) 1,2,3

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Ans. B is correct.

  • Statement 1 is correct These form transitional forests between tropical wet evergreen forests and tropical deciduous forests.
  • Statement 2 is not correct   Annual rainfall for tropical semi evergreen forest lies between 200-250 cm
  • Statement 3 is correct Main species of these forest are white cedar, hollock and kail.

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Q4. Consider the following statements/निम्नलिखित कथनों पर विचार करें:

1. Tropical moist deciduous forests do not shed their leaves altogether/उष्णकटिबंधीय आर्द्र पर्णपाती वन एक साथ अपनी पत्तियां नहीं गिराते है .

2. Tropical moist deciduous forests occupy a much larger area than the tropical evergreen forests/उष्णकटिबंधीय आर्द्र पर्णपाती वन ,उष्णकटिबंधीय सदाबहार वनों की तुलना में अधिक क्षेत्रफल को  आच्छादित करते है |

3. Tropical dry evergreen forest are found along the coasts of Tamil Nadu/उष्णकटिबंधीय शुष्क सदाबहार जंगल तमिलनाडु के तटीय  क्षेत्रों में पाए जाते हैं।.

Which of the above statement/s is/are correct/इनमें से कौन सा कथन  सही हैं

(a) only 1

(b) 1 and 2

(c) 2 and 3

(d) 1,2,3

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Ans. C is correct.

  • Statement 1 is not correct Tropical moist deciduous forests drop their leaves during the spring and early summer when sufficient moisture is not available.
  • Statement 2 is correct  Tropical moist deciduous forests occupy a much larger area than the tropical evergreen forests
  • Statement 3 is correct   Tropical dry evergreen forest are found along the coasts of Tamil Nadu.

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Q5. Consider the following statements/निम्नलिखित कथनों पर विचार करें:

1. Tropical dry deciduous forest represent a transitional type, moist deciduous on the wetter side and thorn forests on the drier side/ये समय के साथ अपना रूप बदलते है,आर्द्र मौसम अवस्था में आर्द्र पर्णपाती तथा शुष्क मौसम में ये कंटीले वन होते है |

2. Tropical dry deciduous forest are found in rainier areas of the Uttar Pradesh and Bihar, Madhya Pradesh, Rajasthan./आर्द्र पर्णपाती वन उत्तर प्रदेश और बिहार, मध्य प्रदेश, राजस्थान के वर्षा वाले क्षेत्रों में पाए जाते है |

3. Babool, ber, neem, khejri, palas, etc. are the important speies of Tropical dry deciduous forest/आर्द्र पर्णपाती वनों में पाई जाने वाली  महत्वपूर्ण प्रजातियां बबूल,बेर,जंगली खजूर,खैर,नीम ,खेजरी,पलाश आदि है |

Which of the above statement/s is/are correct /इनमें से कौन सा कथन सही है

(a) only 3

(b) 1 and 2

(c) 2 and 3

(d) 1,2,3

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Ans. B is correct.

  • Statement 1 is correct Tropical dry deciduous forest represent a transitional type, moist deciduous on the wetter side and thorn forests on the drier side.
  • Statement 2 is correct Tropical dry deciduous forest are found in rainier areas of the Peninsula and the plains of Uttar Pradesh and Bihar, Madhya Pradesh, Rajasthan.
  • Statement 3 is not correct Babool, ber, neem, khejri, palas, etc. are the important speies of Tropical thorn forest not deciduous.

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