CBSE Class 6 Social Science Oceans and Continents Assignments Set B

Question. What is the most widespread colour on globe/picture of the Earth represent, what does it represent?
Answer: The most widespread colour on the globe/picture of the Earth is ‘Blue’. It represents ‘Water’.

Question. What is the largest island in the world?
Answer: Greenland.

Question. What is the purpose of the Indian Antarctica Programme?
Answer: The purpose of the Indian Antartica Programme is to conduct research on the evolution of climate over time.

Question. Give one difference between marine flora and marine fauna.
Answer: Marine flora includes tiny plants called algae and all kinds of seaweeds. While marine fauna consists of thousands of colourful fish, dolphins, whales and countless mysterious deep-sea creatures.

Question. Give names of two parts of the Indian Ocean which are on either side of India?
Answer: The two parts of Indian Ocean to the east and west of the Indian subcontinent are:

Question. (a) What is the largest island in the world?
(b) How would you compare its size to India/Bharat?
Answer: (a) Greenland.
(b) Areas of 10 largest states of India have to be added to reach its size.

Question. Arrange the oceans according to their size.
Answer: 1st largest oceans: Pacific ocean
2nd largest ocean : Atlantic ocean
3rd largest ocean: The Indian ocean
4th largest ocean: Southern ocean
Smallest ocean: Arctic ocean

Question. Approximately India is home to how many small islands? Give names of two major groups of islands in India.
Answer: • More than 1,300 small islands.
• Andaman and Nicobar Islands in the Bay of Bengal and Lakshadweep Islands in the Arabian Sea.

Question. What major natural disaster can tsunamis be triggered by?
Answer: Earthquakes

Question. Which deity is invoked in the motto of the Indian Navy?
Answer: The deity Varuna is invoked in the Motto of the Indian Navy. He is the god of water and Air.

Question. Why did ‘Dakshin Gangotri’ scientific base station was established?
Answer: To conduct research on evolution of climate and environment.

Question. What kind of water is found in glaciers, rivers, lakes and underground, and why is it important?
Answer: The freshwater is found in glaciers, rivers, lakes and underground water. It is important because it is fit for human use.

Question. What is the imporance of the oceans?
Answer: • Oxygen is produced by the oceans’ flora.
• To migrate other regions.
• To trade in all kinds of goods.
• to conduct military camopaigns.
• Oceans used as a source of food through fishing.

Question. What two parts of the Indian Ocean are found to the West and East of India?
Answer: The two parts of the Indian Ocean around India are the Arabian Sea in the West and the Bay of Bengal in the East.

Question. What is the title given to oceans due to their oxygen production?
Answer: The planet's lungs

Question. What causes tsunamis and what are their potential impacts on coastal areas?
Answer: Earthquake waves cause tsunamis and they have the potential to destroy the coastal areas.

Question. Enumerate limits of the Indian Ocean.
Answer: The main limits of the Indian Ocean are : Asia to the north, Africa to the west, Australia to the east and the Southern Ocean in the south.

Question. How many continents are generally listed and what are they named?
Answer: Generally there are 7 continents. They are named as Asia, Africa, South America, North America and Antarctica, Europe and Australia.

Question. What is the Indian Navy's motto?
Answer: "Sam noh Varunah."

Question. What event led to the establishment of the Indian Ocean Tsunami Warning System?
Answer: The Tsunami of 26 th December, 2004 led to the establishment of the Indian Ocean Tsunami Warning System.

Question. which are the two major islands of india?
Answer: andaman and Nicobar Islands in Bay of Bengal and Lakshadweep islands in the Arabian sea.

Question. Which Organisation is responsible to deal with all kinds of disasters in India (Bharat).
Answer: The National Disaster Management Authority.

Question. What is the imporance of the oceans?
Answer: • Oxygen is produced by the oceans’ flora.
• To migrate other regions.
• To trade in all kinds of goods.
• to conduct military camopaigns.
• Oceans used as a source of food through fishing.

Question. Which authority in India is responsible to deal with disaster management?
Answer: In India, the National Disaster Management Authority (NDMA) is responsible to deal with all types of disaster.

Question. What role do clouds play in the water cycle?
Answer: They bring rain to the continents.

Question. In which hemisphere is the majority of Earth’s water located?
Answer: The majority of Earth’s water is located in the Southern Hemisphere.

Question. What is the large body of land called and what is a large continuous expanse of land?
Answer: The large body of land is called ‘landmass’. A large continuous expense of land is called a ‘continent’.

Question. Which is the largest island in the world?
Answer: Greeanland

Question. What colour do early astronauts associate with Earth and why?
Answer: The early astronauts associated Earth with blue colour due to the abundance of water bodies on the Earth.