Which scientist thought of the concept of the steady state of the universe?

In which layer of the earth do natural earthquakes occur? [Constable GD Examination 2022]

The colour of the surface of Mars is red because of the presence of large amounts of chemical compounds in it. What is the name of that compound? [CHSL Exam 2024 Tier I]

Ozone at the higher level of the atmosphere is a product of ______ acting on oxygen molecules.

[SSC CGL 2019]

In 1664, who discovered the fifth star in the Trapezium, an asterism (mini- constellation) in the constellation Orion?

[SSC CGL 2022]

In 1950, which Russian astronomer revised the 'nebular hypothesis’, proposing that the sun is surrounded by a solar nebula consisting mainly of hydrogen and helium as well as dust?

[SSC CHSL 2023]

The American scientist Edwin Hubble's name is associated with which of these theories?

[SSC CGL 2019]

What is the time difference between the actual passing of the sun over the horizon and our being able to see the image of it on earth?

[RRB NTPC CBT]

Indian scientists have found the first evidence of solitary electromagnetic waves on which Planet?

When the Earth is at its perihelion (closest to the Sun), which season is the Northern Hemisphere experiencing?

Which among the following layer protects us from the harmful effects of Ultraviolet Radiation?

What is the approximate value of the mean radius of the moon?

What is the other name for 'Orion' Constellation?

Tsunami is caused by ________.

The narrow zone of contact between the lithosphere, hydrosphere, and atmosphere where natural vegetation and wildlife exist is called the ___________.

Which layer in our atmosphere absorbs UV rays?

A flat ring of small, icy bodies that revolve around the sun beyond the orbit of the planet Neptune is called: [CHSL Exam 2024 Tier I]

What layer of Earth's mantle lies beneath the lithosphere that has enough pressure and heat to allow rocks to flow like a liquid with a viscous, caramel-like consistency? [CHSL 2021 Tier I]

In early 1610, who discovered with his newly invented telescope that Jupiter has four moons? [Combined Graduate Level Examination Tier I 2022]

In 1905, who concluded with Thomas Chamberlain that the planets of the Solar System originated from an encounter between the Sun and another star? [SICPO Paper I 2024]

In 1596, who suggested in his work ‘Thesaurus Geographicus' that the continents of the earth were not always located in their present positions? [SICPO Paper I 2024]

Which of the following is a planet outside our solar system that usually orbits another star in our galaxy?
[Constable GD 2021]

The layer of earth that separates the crust from the core is: [Combined Graduate Level Examination Tier I 2023]

Who is known as the Father of Geology? [Combined Graduate Level Examination Tier I 2022]

The outermost part of the Earth is known as __________. [Combined Graduate Level Examination Tier I]

What is the average height of troposphere? [CHSL Exam 2022 Tier I]

Which of the following statements most accurately describes the planet Saturn? [CHSL Exam 2024 Tier I]

How many planets are terrestrial planets? [SICPO Paper I 2023]

What kind of radiation is absorbed by the ozone layer? [Combined Graduate Level Examination Tier I]

Vinod talks about the only planet with liquid water on the surface. Which of the following planets is he talking about? [MTS Non technical and Havaldar Examination 2021]

The moon moves around the earth in about ______. [MTS Non technical and Havaldar Examination 2021]

Nita is telling her friend about the smallest planet of our solar system. Which of the following planets is she talking about? [MTS Non technical and Havaldar Examination 2021]

Geoid is the ________ of earth. [CHSL Exam 2024 Tier I]

Which is the outermost layer of the earth composed of crust and upper mantle? [Constable GD Examination 2022]

Who was the first to develop a mathematical predictive heliocentric model of the solar system? [CHSL Exam 2024 Tier I]

Which layer of atmosphere helps in radio transmission? [Combined Graduate Level Examination Tier I 2022]

Which planet in the solar system is considered as Earth’s twin? [MTS Non technical and Havaldar Examination 2021]

Identify the terrestrial planet from among the following.  [CHSL 2021 Tier I]

Who was the first to accurately describe the rings of Saturn as a disc around the planet in 1655? [Combined Graduate Level Examination Tier I 2022]

Which of the following is one of the largest spiral galaxies? [CHSL Exam 2024 Tier I]

Identify whether the given statements about an earthquake are correct or incorrect.
Statement 1: When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through Earth's crust and causes the shaking that we feel.
Statement 2: An earthquake cannot be identified as a foreshock until after a larger earthquake in the same area occurs. [SICPO Paper I 2024]

Which is the most widely accepted model to explain the formation and evaluation of the solar system? [SICPO Paper I 2023]

The distance of the Sun from the Earth is about ______ light minutes. [CHSL Exam 2022 Tier I]

A _________________ is a cloud of dust and gas inside a galaxy. [CHSL Exam 2024 Tier I]

Which of the following gases shields the surface of earth from ultraviolet (UV) radiation from the sun? [MTS Non technical and Havaldar Examination 2021]

The oceanic crust of the earth mainly consists of ______. [MTS Non technical and Havaldar Examination 2021]

Identify the correct statement with respect to Earth. [Constable GD Examination 2022]

The earth's perihelion occurs in: [SICPO Paper I 2023]

What is the correct sequence of layers of Earth from the outside of the planet to the inside? [Combined Graduate Level Examination Tier I 2023]

The length of a day on _______________ is approximately 16 hours. [CHSL Exam 2024 Tier I]