NCERT Solutions Class 9 Geography Chapter 5 – Natural Vegetation and Wildlife

Class 9 Geography

Last Updated: 15 April 2026

Chapter Introduction

India is one of the world’s 12 mega biodiversity countries, rich in varied flora and fauna — from tropical forests to alpine and mangrove vegetation. Conservation efforts like biosphere reserves, wildlife sanctuaries, and projects such as Project Tiger protect this natural wealth.

हिंदी में (Hindi)

भारत विश्व के 12 सर्वाधिक जैव-विविध देशों में से एक है, जहाँ उष्णकटिबंधीय से लेकर अल्पाइन और मैंग्रोव वनस्पतियाँ पाई जाती हैं। जैवमंडल रिजर्व, वन्यजीव अभयारण्य और प्रोजेक्ट टाइगर जैसे प्रयास इसके प्राकृतिक वैभव की रक्षा करते हैं।
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Important Points

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Practice MCQ Questions (29 questions)

Q1. Which type of forest is restricted to heavy rainfall areas of the Western Ghats?

Q2. In which regions are the Montane Forests found?

Q3. Which forests are also called monsoon forests?

Q4. What is the main vegetation type in regions with less than 70 cm of rainfall?

Q5. Which animal is commonly found in the Thorn Forests and Scrubs?

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Frequently Asked Questions (FAQ)

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Tough Words (Glossary)

Biodiversity

Meaning: Variety of living organisms in an area

अर्थ: किसी क्षेत्र में पाए जाने वाले जीवों की विविधता

"India is one of the 12 mega biodiversity countries."

Endemic

Meaning: Native and restricted to a certain place

अर्थ: किसी विशेष क्षेत्र का स्वदेशी और सीमित

"The Nilgiri tahr is endemic to the Western Ghats."

Species

Meaning: A group of similar organisms that can reproduce

अर्थ: ऐसे जीवों का समूह जो आपस में प्रजनन कर सकते हैं

"India has many species of birds and mammals."

Vegetation

Meaning: Plant life of a place

अर्थ: किसी स्थान की वनस्पति

"Natural vegetation grows without human help."

Flora

Meaning: All plant life of a region

अर्थ: किसी क्षेत्र की समस्त वनस्पतियाँ

"The flora of the Sundarbans includes mangroves."

Fauna

Meaning: All animal life of a region

अर्थ: किसी क्षेत्र के सभी पशु

"India’s fauna includes tigers and elephants."

Evergreen

Meaning: Staying green throughout the year

अर्थ: साल भर हरा रहने वाला

"Evergreen forests receive heavy rainfall."

Deciduous

Meaning: Trees that shed leaves seasonally

अर्थ: वे वृक्ष जो ऋतु अनुसार पत्ते गिराते हैं

"Teak is common in deciduous forests."

Thorn Forest

Meaning: Forest with thorny, drought-resistant plants

अर्थ: काँटेदार, सूखा-रोधी पौधों वाला वन

"Thorn forests occur in arid parts of Rajasthan."

Scrub

Meaning: Low, shrubby vegetation

अर्थ: झाड़ीदार निम्न वनस्पति

"Scrub covers semi-arid plains."

Montane

Meaning: Related to mountain regions

अर्थ: पर्वतीय क्षेत्रों से संबंधित

"Montane forests change with altitude."

Coniferous

Meaning: Cone-bearing evergreen trees

अर्थ: शंकुधारी सदाबहार वृक्ष

"Pine and deodar are coniferous trees."

Succulent

Meaning: Thick, fleshy stems/leaves that store water

अर्थ: जल संचित करने वाले मोटे तने/पत्तियाँ

"Cacti have succulent stems."

Evaporation

Meaning: Process of turning from liquid into vapor

अर्थ: द्रव का वाष्प में बदलना

"Small leaves reduce evaporation."

Altitude

Meaning: Height above sea level

अर्थ: समुद्र तल से ऊँचाई

"Vegetation changes with altitude."

Temperate

Meaning: Mild climate; neither very hot nor very cold

अर्थ: समशीतोष्ण; न बहुत गरम न बहुत ठंडा

"Temperate forests have oaks and chestnuts."

Alpine

Meaning: Related to very high mountains above tree line

अर्थ: बहुत ऊँचे पर्वतों (वृक्ष रेखा के ऊपर) से संबंधित

"Alpine grasses grow near the snowline."

Tundra

Meaning: Cold, treeless region with mosses and lichens

अर्थ: अत्यधिक ठंडा, बिना वृक्षों वाला क्षेत्र (काई‑लतिका)

"Tundra vegetation includes lichens."

Nomadic

Meaning: Moving from place to place with herds

अर्थ: झुंडों के साथ एक स्थान से दूसरे स्थान तक घूमने वाला

"Nomadic tribes graze animals in alpine meadows."

Mangrove

Meaning: Salt-tolerant trees in tidal coasts

अर्थ: ज्वारीय तटों पर उगने वाले नमक-सहिष्णु वृक्ष

"Mangrove roots are often under water."

Delta

Meaning: Triangular land at a river’s mouth

अर्थ: नदी के मुहाने पर बना त्रिकोणीय मैदान

"The Sundarban is a famous delta."

Luxuriant

Meaning: Rich and abundant growth

अर्थ: घनी और प्रचुर वृद्धि

"Evergreen forests show luxuriant growth."

Multilayered

Meaning: Having many layers

अर्थ: कई परतों वाला

"The rainforest has a multilayered canopy."

Commercial

Meaning: Related to trade or business

अर्थ: व्यापार/व्यवसाय से संबंधित

"Teak is a commercial timber tree."

Exploitation

Meaning: Overuse for benefit causing harm

अर्थ: लाभ के लिए अत्यधिक/अनियंत्रित दोहन

"Exploitation of forests threatens wildlife."

Endangered

Meaning: At risk of becoming extinct

अर्थ: विलुप्त होने के कगार पर

"The red panda is an endangered species."

Extinct

Meaning: No longer existing

अर्थ: जो अब अस्तित्व में नहीं है

"Some plant species have become extinct."

Conservation

Meaning: Protection and careful management

अर्थ: संरक्षण और सावधानीपूर्वक प्रबंधन

"Conservation helps save habitats."

Ecosystem

Meaning: Community of organisms and their environment

अर्थ: जीवों का समुदाय और उनका परिवेश

"Every species has a role in the ecosystem."

Pollination

Meaning: Transfer of pollen for fertilisation

अर्थ: पराग का स्थानांतरण जिससे निषेचन होता है

"Bees help in pollination of crops."

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