ExamVeda
Login
Home
91
If the atmospheric air is cooled because of expansion, the cooling is known as
Discuss
Answer & Solution
Answer: Option A
Solution:
If the atmospheric air is cooled because of expansion, the cooling is known as Adiabatic. An adiabatic process occurs without transfer of heat or mass of substances between a thermodynamic system and its surroundings. In an adiabatic process, energy is transferred to the surroundings only as work.
92
Which of these countries has/have Adriatic Sea as a boundary?
1. Albania
2. Bosnia Herzegovina
3. Croatia
4. Macedonia
Discuss
Answer & Solution
Answer: Option C
Solution:
Albania, Bosnia Herzegovina and Croatia have Adriatic Sea as a boundary.
93
Which of the following is/are wrongly matched?
I. Bushman - Kalahari Desert
II. Masai - North America
III. Bindibus - Australia
IV. Kirghiz - Asian Steppes
Discuss
Answer & Solution
Answer: Option B
Solution:
The Maasai are a Nilotic ethnic group inhabiting northern, central and southern Kenya and northern Tanzania.
94
Uranus takes ________ years to orbit the Sun.
Discuss
Answer & Solution
Answer: Option B
Solution:
One day on Uranus takes about 17 hours (the time it takes for Uranus to rotate or spin once). And Uranus makes a complete orbit around the Sun (a year in Uranian time) in about 84 Earth years (30,687 Earth days).
95
Temperate grasslands in South America are found on the ________ part of the continent.
Discuss
Answer & Solution
Answer: Option D
Solution:
Temperate grasslands in South America are found on the South-eastern part of the continent. Temperate grasslands are located north of the Tropic of Cancer (23.5% North) and south of the Tropic of Capricorn (23.5% South).
96
Limestone changes into ________ due to metamorphism.
Discuss
Answer & Solution
Answer: Option A
Solution:
Limestone changes into Marble due to metamorphism. Marble is a metamorphic rock that forms when limestone is subjected to the heat and pressure of metamorphism. It is composed primarily of the mineral calcite (CaCO3) and usually contains other minerals, such as clay minerals, micas, quartz, pyrite, iron oxides, and graphite.
97
Moho discontinuity refers to a discontinuity between the ________ and ________ layers of the earth.
Discuss
Answer & Solution
Answer: Option B
Solution:
Moho discontinuity refers to a discontinuity between the Sima and Mantle layers of the earth. The Mohorovicic Discontinuity, or "Moho," is the boundary between the crust and the mantle.
98
The Asian and North American continents almost meet at the narrow and shallow Bering Strait, only ________ kilometres across.
Discuss
Answer & Solution
Answer: Option A
Solution:
The Asian and North American continents almost meet at the narrow and shallow Bering Strait, only 4 kilometres across.
99
Most of the people of the middle east belong to ________ group of people.
Discuss
Answer & Solution
Answer: Option D
Solution:
Most of the people of the middle east belong to Mediterranean group of people.
100
Jurollo volcano, Mexico is an example of ________ type of volcano.
Discuss
Answer & Solution
Answer: Option D
Solution:
Jurollo volcano, Mexico is an example of Composite type of volcano. Jorullo is a cinder cone volcano in the Michoacan-Guanajuato volcanic field. Jorullo has four smaller cinder cones which have grown from it. The vents of Jorullo are aligned in a northeast to southwest direction. Lava from these vents cover nine square km around the volcano. Later eruptions produced lavas that had higher silica contents making them thicker than the earlier basalts and basaltic andesites lavas. Jorullo's crater is about 1,300 by 1,640 ft (400 by 500 m) wide and 490 ft (150 m) deep.