Very Short Q & A :
Q1: The Equator passes through__________ latitude.
Ans : 00
Q2: Name The part of the Earth where oxygen, nitrogen, carbon dioxide and other gases are found
Ans : Atmosphere.
Q3: Why Mariana trench is famous for?
Ans : being the deepest spot in Pacific Ocean
Q4: Define biosphere.
Ans : A narrow zone of earth where all forms of life can be found.
Q5: Name the largest Continent on Earth.
Ans : Asia
Q6: Nitrogen gas in the atmosphere is used for
2. the growth of living organisms
3. absorbing heat radiated by the earth
Ans : the growth of living organisms
Q7: Name the latitude that runs through the middle of Africa.
Ans : Equator
Q8: Name the two oceans that are connected by the Bering Strait.
Ans : Arctic Ocean and Pacific Ocean.
Q9: Name the domain of earth which consists of solid rocks.
Ans : lithosphere.
Q10: Maitri’ and ‘Dakshin Gangotri’ are two research stations of __________.
Ans : India
Q11: Why our earth is called as blue planet?
Ans : As 97.2% of the earth is covered with oceans and other water bodies, it is called as the blue planet.
Q12: The most harmful effect of cutting of forests is
a. it makes the place untidy
b. it decreases the wood availability
c. it causes soil erosion
d. it leads to evaporation
Ans : it causes soil erosion
Q13: The continent of North and South America are connected by Isthmus. True/False
Ans : true
Q14: Who was the first Indian woman to climb Mt. Everest?
Ans : Bachendri Pal.
Q15: Why Ocean water is unfit for human use?
Ans : Because it is too salty
Q16: The topmost layer of the atmosphere is Exosphere. True/False
Ans : True
Q17: The depth of Mariana Trench in the Pacific Ocean is
a. 10122 metres.
b. 11022 metres.
c. 12012 metres.
d. 22011 metres.
Ans : 11022 metres
Q18: What is the name given to a Narrow zone on earth which contains land, water and air?
Ans : Biospheret
Q19: Name the latitude which passes through Europe.
Ans : Arctic Circle.
Q20: Choose the correct option: India and Sri Lanka are connected by
a. Bay of Bengal.
b. Palk Strait.
c. Arabian Sea.
d. Bering Strait.
Ans : decreases
Q21: A narrow passage of water connecting two large water bodies is called __________.
Ans : strait.
Q22: What is the shape of the Pacific Ocean?
Ans : Circular
Q23: Choose the correct option: Pacific Ocean covers
1. half of the earth’s surface.
2. one third of the earth’s surface.
3. one fourth of the earth’s surface.
4. three fourth of the earth’s surface
Ans : one third of the earth’s surface.
Q24: Name the longest river of the world.
Ans : River Nile
Q25: What should be the elevation of a hill to be termed as a mountain?
Ans : A hill of more than 600 metres is termed as a mountain.
Q26: Which is the largest hot desert?
Ans : Sahara desert in Africa is the largest hot desert.
Q27: Name the smallest continent of the world.
Ans : Australia
Q28: Name the deepest point on the earth.
Ans : The deepest point on the earth is Mariana Trench (10,994 metres or 36,070 feet below the sea level) in the Pacific Ocean.
Q29: Name the largest ocean of the world.
Ans : Pacific Ocean.
Q30: What is our main duty for future generation?
Ans : Our main duty is to leave the earth a better place for future generation.
Q31: Define hill.
Ans : A hill is a land surface higher than the local area.
Q32: The seven continents are separated by large __________ bodies.
Ans : Water
Q33: What is Eurasia?
Ans : The combined landmass of Europe and Asia
Q34: Give reason why Some parts of Andaman & Nicobar island were submerged in water?
Ans : due to the recent Tsunami.
Q35: Density of the air decreases with the increase in_________.
Ans : Height
Q36: The continent which is called as Island Continent is _________.
Ans : Australia.
Q37: Indented coastline of Atlantic Ocean is ideal for sea ports and natural harbours. True/False
Ans : True
Q38: Name some of the oldest plateaus of the world.
Ans : Some of the world famous plateaus are: Deccan Plateau, East African Plateau, Tanzania Plateau and The Tibet Plateau.
Q39: Name the most important river of China?
Ans : River Yangtze is the most important river of China.