Geography 2017 Flashcards
(14 cards)
What is the ‘Standard Model’ in particle physics?
A mathematical model that describes electromagnetism, the strong and weak nuclear forces, and the Higgs mechanism.
The Standard Model is a well-established theory in particle physics that explains how fundamental particles interact.
What does ‘String Theory’ replace in particle physics?
Point-like particles with one-dimensional objects called strings.
String theory is a theoretical framework that aims to reconcile quantum mechanics and general relativity.
What is a black hole’s basic structure?
A singularity hidden by an event horizon.
The event horizon is the boundary beyond which nothing can escape from a black hole.
What happens within the event horizon of a black hole?
The escape velocity exceeds the velocity of light, trapping objects forever.
This property leads to the unique nature of black holes as not even light can escape.
Which practices can help in water conservation in agriculture?
Reduced or zero tillage and allowing crop residue to remain in the field.
These practices improve soil moisture retention and reduce land degradation.
Which island is geographically closest to Great Nicobar?
Sumatra.
The distance between Great Nicobar and Sumatra is approximately 1,192 kms.
How many states must you cross when traveling by road from Kohima to Kottayam?
The route includes Nagaland, Assam, West Bengal, Odisha, Andhra Pradesh, and either Tamil Nadu or Karnataka.
Which statement about the Himalayas in India is correct?
The Himalayas are spread across more than five states.
The Indian Himalayan Region includes several states and Union Territories.
What is the Indian Ocean Dipole (IOD)?
A phenomenon characterized by a difference in sea surface temperature between the eastern and western Indian Ocean.
The IOD significantly influences the climate and rainfall variability in the Indian Ocean region.
Which place in India experiences a unique phenomenon where seawater recedes and allows walking on the sea floor?
Chandipur.
Chandipur Beach is known as the ‘hide-and-seek’ beach due to this unique tidal behavior.
Which countries border the Mediterranean Sea?
Lebanon and Syria.
The Mediterranean Sea borders 21 countries in total, including others like France, Italy, and Greece.
What is the source of the Teesta River?
The Pahunri glacier, not the same as Brahmaputra.
The Teesta River is a significant tributary of the Brahmaputra and flows through Sikkim and West Bengal.
Which river is a tributary of the Teesta?
River Rangeet.
River Rangeet is the largest river in Sikkim and plays an important role in the local hydrology.
True or False: The Jaldhaka River is a trans-boundary river flowing through India, Bhutan, and Bangladesh.
True.
The Jaldhaka River is also known as Dichu and has a total length of 233 kilometres.
