Class 4th SSt work From Ch 3 to Ch 6

 Chapter 3                         India the Northern plains

Keywords

1. Plains: low-level land

2. Dam: a wall to hold back water

3. Tributary: a river that flows into a large river

Answer the following Questions

Q1. Name the states that lie in the Northern Plains

Ans.  Punjab Haryana Uttar Pradesh Uttarakhand Bihar West Bengal and Assam

Q2.  Name the river that flows in the Northern Plains

Ans. Satluj🌊, Beas, Ganga, Yamuna, Kosi, Gomti, Brahmaputra, etc. rivers in the Northern plains.

Q3. Mention the three basins of the Northern plains

Ans. 1. Satluj basin

2. Ganga basin

3. Brahmaputra basin

Q4. Name the delta formed by the Rivers Ganga and Brahmaputra.

Ans. Sunder bans delta

Q5. Write down the names of festivals famous in Punjab.

Ans. Baisakhi, Diwali and Dussehra

Q6. Name any three of the following.

a. Main rivers basin in Northern plains

b. Rivers from the Himalayas joining the Ganga River

c. Cities on the bank of the Ganga River

Ans. a. Punjab plains, Ganga basin and Brahmaputra basin

b. Ramganga, Kali, Yamuna, Gomti, Ghagra, Gandak, Kosi  etc. are some rivers that join Ganga.

c. Haridwar, Kanpur, Allahabad, Varanasi, Patna, Bhagalpur etc.

Chapter 4                 The Peninsular Plateau

Keywords

Lava: Molten matter throughout by volcano

Peninsula: a piece of land surrounded by water from three sides

Plateau: flat-topped land on a raised surface

Answer the following questions

Q1. What are the two main divisions of the peninsular plateau?

Ans. Central highlands and the Deccan plateau.

Q2. Name the mountain ranges of the Malwa Plateau.

Ans. The Malwa plateau lies between the Aravallis and the Vindhya Range.

Q3. Mention the major rivers of the Deccan Plateau.

Ans. Godavari, Krishna, and Kaveri are the major rivers of the Deccan plateau.

Q4. Write down the names of states found in the peninsular plateau.

Ans. Rajasthan.

Maharashtra.

Gujarat.

Telangana.

Karnataka.

Tamil Nadu.

Kerala.

Odisha.

Q5. Which is the longest river in the Deccan Plateau?

Ans. The Godavari river

Q6. What do you know about the extent of the peninsular plateau?

Ans. it extends from the Northern plain till the southern tip of India, a place called Kanyakumari.

Q7. How does a plateau differ from a mountain?

Ans. Plateaus are flat-topped land on a raised surface whereas mountains are high peaks and have deep valleys.

Q8. Differentiate between the Deccan and Malwa plateaus.

Ans. Deccan plateau is part of the peninsular part of India.

Malwa plateau is just a point of reference for the central highland.

Q9. Give a short note on the east and west flowing rivers of the Peninsular plateau.

Ans. The 2 major west-flowing Peninsular rivers are Narmada and Tapi. The major east flowing Peninsular Rivers are Godavari, Krishna, Mahanadi and Kaver.

Chapter 5    India: The Great Indian Desert

Keywords

1. Storms: powerful winds

2. Sand dunes: a mound of loose sand

3. Hump: a raised lump of a camel

 

Answer the following questions

Q1. Define the term desert.

Ans. A desert is a dry, hot and sandy stretch of land with very little vegetation.

Q2. Name the cities covered by the Thar desert.

Ans. Jaisalmer, Barmer, Bikaner and Jodhpur.

Q3. What type of climate is found in the Thar desert?

Ans. Subtropical desert climate

Q4. What is Oasis?

Ans. A fertile spot in a desert, where water is found.

Q5. At what place our government has set up the country's largest wheat farm?

Ans. On the outskirts of Ahmadabad.

Q6. What makes the sand dunes move?

Ans. Sand dunes move forced by wind through different mechanisms

Q7. Why is the camel known as the ship of the desert?

Ans. Camel is known as the ship of the desert because it can live without food and water for a long time. Its wide feet help it to move on the sand easily.

Q8. Write down a short note on the Indira Gandhi canal of the Thar Desert.

Ans. The government has constructed Indira Gandhi Canal. It takes water from the Satluj river to grow trees and crops.

Q9. Describe the people of the Indian Desert.

Ans. Life in the desert is very hard and difficult.

Banjaras are the people who live in the desert and move from one place to other.

People of Rajasthan wear very colourful dresses.

They also love to listen to music.

Q10. What do you know about the capital city of Thar Desert?

Ans. Jaisalmer is the capital city of the Thar Desert. It is also known as the Golden city of India because of its yellow stones

Chapter 6 India: The coastal plains and Island groups

Keywords

1. Canal: a narrow stretch of water

2. Coastal areas: areas near rivers or sea

3. Traders: persons who sell and buy things

Answer the following questions

Q1. What is a peninsula?

Ans. a piece of land almost surrounded by water

Q2. Mention the water bodies lie to the east, west and south of the Indian peninsula.

Ans. The Bay of Bengal in the east, the Arabian Sea in the west, and the Indian Ocean to the south.

Q3. What do you know about an Island?

Ans. any area entirely surrounded by water

Q4. Define the term lagoon.

Ans. a stretch of salty water separated from the sea by a low sandbank or coral reef.

Q5. Write a short note on Island groups of India.

Ans. The Lakshadweep Islands lie in the Arabian Sea, to the southwest of the mainland. The Andaman and Nicobar Islands lie in the Bay of Bengal, to the southeast of the mainland

Q6. How does the plain land on the eastern coast differ from the plain land on the western coast?

Ans. Eastern Coastal Plains are wide and have a large surface structure. Western Coastal Plains are narrower than the Eastern Coastal Plains

Q7. What are the advantages of a long coastline?

Ans. The country has more sea life.

Better fishing for fishermen and locals who love seafood.

Better resources can be mined from under the water.

Better quality beaches for tourists.

Population mass is drawn to the coast.

Q8. Write down a few lines on the following

a. Life of people in coastal areas                  b. West Bengal               c. Odisha             

 d. Gujarat         e. Goa and Kerala

 Ans. Life of people in coastal areas: People in coastal areas rely on farming. They face summer, winter and rainy seasons.

West Bengal: West Bengal is a state in the eastern region of India along the Bay of Bengal

Odisha: Odisha formerly Orissa is an Indian state located in Eastern India. It is the 8th largest state by area.

Gujarat: Gujarat is a state on the western coast of India with a coastline of about 1,600 km (990 mi) – the longest in the country.

Goa and Kerala: These are the two states in India