NCERT Solutions Class 9 Social Science Chapter 5 Natural Vegetation and Wildlife

NCERT Solutions Class 9 Social Science Chapter 5 Natural Vegetation and Wildlife have been provided below and is also available in Pdf for free download. The NCERT solutions for Class 9 Social Science have been prepared as per the latest syllabus, NCERT books and examination pattern suggested in Class 9 by CBSE, NCERT and KVS. Questions given in NCERT book for Class 9 Social Science are an important part of exams for Class 9 Social Science and if answered properly can help you to get higher marks. Refer to more Chapter-wise answers for NCERT Class 9 Social Science and also download more latest study material for all subjects. Chapter 5 Natural Vegetation and Wildlife is an important topic in Class 9, please refer to answers provided below to help you score better in exams

Chapter 5 Natural Vegetation and Wildlife Class 9 Social Science NCERT Solutions

Class 9 Social Science students should refer to the following NCERT questions with answers for Chapter 5 Natural Vegetation and Wildlife in Class 9. These NCERT Solutions with answers for Class 9 Social Science will come in exams and help you to score good marks

Chapter 5 Natural Vegetation and Wildlife NCERT Solutions Class 9 Social Science

 

NCERT Solutions for Class 9 Social Science Geography for chapter 4 Natural Vegetation and Wildlife

1. Choose the right answer from the four alternatives given below:

(i) To which one of the following types of vegetation does rubber belong to?

(a) Tundra

(b) Tidal

(c) Himalayan

(d) Tropical Evergreen

Answer: (d) Tropical Evergreen

 

(ii) Cinchona trees are found in the areas of rainfall more than

(a) 100 cm

(b) 50 cm

(c) 70 cm

(d) less than 50 cm

Answer: (a) 100 cm

 

(iii) In which of the following state is the Simlipal bio-reserve located?

(a) Punjab

(b) Delhi

(c) Odisha

(d) West Bengal

Answer: (c) Odisha

 

(iv) Which one of the following bio-reserves of India is not included in the world network of bioreserve?

(a) Manas

(b) Nilgiri

(c) Gulf of Mannar

(d) Nanda Devi

Answer: (a) Manas

 

2. Answer the following questions briefly.

(i) Define an ecosystem.

Answer: An ecosystem is the biological community (producers, consumers, and decomposers) of interacting organisms and their physical environment.

 

(ii) What factors are responsible for the distribution of plants and animals in India?

Answer: The factors responsible for the distribution of plants and animals in India are relief (land and soil) and climate (temperature, sunlight and precipitation).

 

(iii) What is a bio-reserve? Give two examples.

Answer: Biosphere Reserves are representative parts of natural and cultural landscapes extending over large area of terrestrial or coastal (marine) ecosystems. It is an ecosystem with plants and animals of unusual scientific and natural interest. For example, Sunderban and Nanda Devi Biosphere Reserves.

 

(iv) Name two animals having habitat in tropical and montane type of vegetation.

Ans. Elephant and gorilla have their habitat in tropical type of vegetation where as Kashmir stags and yak are found in montane type of vegetation.

 

3. Distinguish between (i) Flora and Fauna Answer:

Flora

Fauna

The natural occurring plant life in a particular region or time is called flora.

The indigenous animal life of a particular region is called fauna.

For example, Rubber tree is native to Equatorial region.

For example, Polar Bear is native animal of Polar region.

 

 

(ii) Tropical Evergreen and Deciduous forests

Answer:

Tropical Evergreen

Tropical Deciduous

i.   They remain green throughout the year.

i.   They shed their leaves in dry season to avoid transpiration.

ii.   Grown well in the areas having more than 200 cm of rainfall with a short dry season

ii.   Spread over the region receiving rainfall between 200 cm and 70 cm

iii.   Are found in the heavy rainfall areas of the Western Ghats and the island groups of Lakshadweep, Andaman and Nicobar, upper parts of Assam and Tamil Nadu coast.

iii.   Are found in the northeastern states, along the foothills of the Himalayas, Jharkhand, West Odisha and Chhattisgarh, and on the eastern slopes of the Western Ghats.

iv.   The commercially important trees are ebony, mahogany, rosewood, rubber and cinchona.

iv.   Teak is the most dominant species of this forest. Bamboos, sal, shisham, sandalwood, khair, kusum, arjun, mulberry are other commercially important species.

 

4. Name different types of Vegetation found in India and describe the vegetation of high altitudes.

Answer: The major types of vegetation found in India are:

 (i) Tropical Evergreen Forests

(ii) Tropical Deciduous Forests

(iii) Tropical Thorn Forests and Scrubs

(iv) Montane Forests

(v) Mangrove Forests

The Montane forests are found in the high altitude. Their characteristic features are:

i.   The wet temperate type of forests is found between a height of 1000 and 2000 metres. They have evergreen broad-leaf trees such as oaks and chestnuts predominately.

ii.   Temperate forests containing coniferous trees like pine, deodar, silver fir, spruce and cedar are found between 1500 and 3000 metres.

iii.   These forests cover mostly the southern slopes of the Himalayas, places having high altitude in southern and north-east India.

iv.   Temperate grasslands are common at higher elevations.

v.   The Alpine vegetation is generally found at the altitudes more than 3,600 metres above sea-level.

vi.   Silver fir, junipers, pines and birches are the common trees of these forests.

vii.   These grasslands are used extensively for grazing by nomadic tribes like the Gujjars and the Bakarwals.

viii.   At higher altitudes, mosses and lichens form part of tundra vegetation.

 

5. Quite a few species of plants and animals are endangered in India. Why?

Answer: Excessive exploitation of the plants and animal resources by human beings has disturbed the ecosystem. About 1,300 plant species are endangered and 20 species are extinct. The main causes for this major threat to nature are

i.   Hunting of animals for commercial purposes

ii.   Pollution due to chemical and industrial waste, acid deposits

iii.   Introduction of alien species

iv.   Reckless cutting of the forests to bring land under cultivation and inhabitation are also responsible for the imbalance

 

6. Why has India a rich heritage of flora and fauna?

Answer: India is rich in its fauna. It is because India has variety of relief features, soils and climatic conditions. It influences the flora and fauna of the place. It has approximately 90,000 animal species. The country has about 2,000 species of birds. They constitute 13% of the world’s total. There are 2,546 species of fish, which account for nearly 12% of the world’s stock. It also shares between 5 and 8 per cent of the world’s amphibians, reptiles and mammals.

 

Map Skills

On an outline map of India, label the following.

(i) Areas of Evergreen Forests

(ii) Areas of Dry Deciduous Forests

(iii) Two national parks each in Northern, Southern, Eastern and Western parts of the Country

Answer :

image

 

 

Contemporary India Chapter 01 India Size and Location
NCERT Solutions Class 9 Social Science Chapter 1 Size and Location
Contemporary India Chapter 02 Physical Features of India
NCERT Solutions Class 9 Social Science Chapter 2 Physical Features of India
Contemporary India Chapter 03 Drainage
NCERT Solutions Class 9 Social Science Chapter 3 Drainage
Contemporary India Chapter 04 Climate
NCERT Solutions Class 9 Social Science Chapter 4 Climate
Contemporary India Chapter 05 Natural Vegetation and Wildlife
NCERT Solutions Class 9 Social Science Chapter 5 Natural Vegetation and Wildlife
Contemporary India Chapter 06 Population
NCERT Solutions Class 9 Social Science Chapter 6 Population
Democratic Politics I Chapter 02 Constitutional Design
NCERT Solutions Class 9 Social Science Chapter 2 Constitutional Design
Democratic Politics I Chapter 03 Electoral Politics
NCERT Solutions Class 9 Social Science Chapter 3 Electoral Politics
Democratic Politics I Chapter 04 Working of Institutions
NCERT Solutions Class 9 Social Science Chapter 4 Working of Institutions
Democratic Politics I Chapter 05 Democratic Rights
NCERT Solutions Class 9 Social Science Chapter 5 Democratic Rights
India and the Contemporary World-I Chapter 01 The French Revolution
NCERT Solutions Class 9 Social Science Chapter 1 The French Revolution
India and the Contemporary World-I Chapter 02 Socialism in Europe and the Russian Revolution
NCERT Solutions Class 9 Social Science Chapter 2 Socialism in Europe and the Russian Revolution
India and the Contemporary World-I Chapter 03 Nazism and the Rise of Hitler
NCERT Solutions Class 9 Social Science Chapter 3 Nazism and the Rise of Hitler
India and the Contemporary World-I Chapter 05 Pastoralists in the Modern World
NCERT Solutions Class 9 Social Science Chapter 5 Pastoralists in the Modern World

NCERT Solutions Class 9 Social Science Chapter 5 Natural Vegetation and Wildlife

The above provided NCERT Solutions Class 9 Social Science Chapter 5 Natural Vegetation and Wildlife is available on our website www.studiestoday.com for free download in Pdf. You can read the solutions to all questions given in your Class 9 Social Science textbook online or you can easily download them in pdf. The answers to each question in Chapter 5 Natural Vegetation and Wildlife of Social Science Class 9 has been designed based on the latest syllabus released for the current year. We have also provided detailed explanations for all difficult topics in Chapter 5 Natural Vegetation and Wildlife Class 9 chapter of Social Science so that it can be easier for students to understand all answers. These solutions of Chapter 5 Natural Vegetation and Wildlife NCERT Questions given in your textbook for Class 9 Social Science have been designed to help students understand the difficult topics of Social Science in an easy manner. These will also help to build a strong foundation in the Social Science. There is a combination of theoretical and practical questions relating to all chapters in Social Science to check the overall learning of the students of Class 9.

 

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