Question 28 A biogeochemical cycle refers to the exchange of chemicals between landmasses and the oceans O long-term movement of biogeochemical minerals through the rock cycle exchange of chemicals among magmatic and solid-phase systems the passage of chemicals among living and nonliving systems

Q: Which of the following is NOT produced by plate tectonics?   a. midocean rises   b. rift val...

A: Tectonic plates are piece of earth crust and upper mantle which together are called as lithosphere. ...

Q: If a large comet struck Earth,   I.   large amounts of molten rock would rain down on Earth and caus...

A: The impact of a comet approaching Earth is dependent on the size of the comet. Most comets are small...

Q: Between the crust and liquid core lies a solid material that behaves as a plastic, flowing under hig...

A: Earth is the third planet in the solar system and it is a terrestrial planet. Therefore, it has a so...

Q: The polar caps of Mars consist of   a. water ice.   b. solid methane and carbon dioxide. ...

A: The solar system is the gravitationally bound system around the sun. It has 8 planets, moons revolvi...

Q: Mars has sufficient mass and a low enough temperature that water molecules could exist in its atmosp...

A: Observational studies of the surface of Mars have revealed that in the recent past, the mars had wat...

Q: Examination of photographs of Europa taken by the Galileo spacecraft in orbit around Jupiter support...

A: Jupiter is 5th planet in the solar system and is the largest. It is categorised as Jovian planet as ...

Q: Explain in detail the mechanisms by which soil organic C reduces soil erosion

A: Soil is the uppermost layer of Earth, which is a mixture of minerals, organic matter, gas, water, et...

Q: Slow surface evolution is caused by   a. wind erosion.   b. plate tectonics.   c. differ...

A: The growth of the soil surface over the years is called the slow surface evolution. It is also the f...

Q: The asteroid Ida has an irregular surface and has a small moon that orbits it. What does this inform...

A: Asteroids are minor planets in the inner solar system. They are rocky bodies ranging from the size o...

Q: Which of the following features observed on Mercury is NOT found on our moon?   a. impact basins...

A: The planet-Mercury is the smallest-planet in the solar-system and is nearest to the sun. It’s the fa...

Q: The oval patterns of grooves is the correct answer. (ovoids) on the surface of Uranus’s moon Miranda...

A: Option d will be the correct answer. 

Q: The atmosphere of Mars is much less dense than the atmosphere of Earth. The main reason for this dif...

A: The solar system is the gravitationally bound system around the Sun. It has 8 planets, moons revolvi...

Q: Pluto has characteristics that astronomers feel may link it and its moon to the   a. asteroids. ...

A: The solar system is a gravitationally bound system around the sun. It has 8 planets, their moons, as...

Q: ____________________ asteroids are more common in the outer asteroid belt where it is cooler. They a...

A: The asteroid belt is a unique place in the solar system and is situated between the planets Mars and...

Q: Saturn’s atmosphere is   a. more brightly marked than Jupiter’s.   b. rich in free oxygen. ...

A: Saturn is the sixth-planet from sun and is also the 2nd -largest in the solar-system. Being a gas-gi...

Q: How does the wobble of a star as it moves through space indicate the presence of a planet in orbit a...

A: Wobbling is the sideways movement of the object. It can be also called the jiggling or the swaying o...

Q: Follow the direction of the image and choose the correct answer

A: Geology is the branch of science that studies the Earth. Geology studies the past, present, and futu...

Q: Because the rings of Saturn lie within the planet’s Roche limit, the rings may have formed as a resu...

A: Ever since the beginning of the Universe, matter and energy were created. These matters and energy e...

Q: The flow patterns found on the surface of Mars suggest   a. that Mars is a water-rich world. ...

A: Mars is the 4th planet from the sun and is often called as red planet. the iron oxide on the surface...

Q: What kind of life style is shown in this image? O Nektonic Planktonic Pelagic Benthic

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: If the source of the meteorites is a larger body that has differentiated and fragmented, then the ac...

A: An achondrite is a stony meteorite that does not contain chondrules. It consists of materials that a...

Q: On Earth, flooding   a. occurred when radioactive elements heated Earth’s interior and lava flow...

A: Flooding is a process that is caused when there is an overflow of liquid substance that fills lowlan...

Q: Nereid orbits Neptune in a highly elliptical orbit and Triton has a retrograde orbit around Neptune....

A: Firstly, let us discuss something about Neptune, 8th planet from the Sun 4th largest planet by diam...

Q: Using the scales from this diagram, how many inches in the real world represent an inch on the map? ...

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: Which contact "is an erosional break between two sets of beds in which the unconformity shows relief...

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: Earth’s magnetic field is thought to result from the dynamo effect, which is   a. motion in the ...

A: The dynamo effect is a geophysical phenomenon that describes the Earth's primary magnetic field as a...

Q: Saturn’s rings are   a. composed of ice particles.   b. in the plane of the planet’s equator...

A: Being the sixth planet of the solar system Saturn is among those planets that has rings. It is a hug...

Q: Free oxygen in Earth’s atmosphere was produced by   a. chemical reactions taking place in the oc...

A: The atmosphere of the earth was formed when the earth got formed. Earlier there was no oxygen presen...

Q: The fission theory of the moon’s origin has been criticized because   a. the moon is more spheri...

A: The solar system is the gravitationally bound system around the sun. There are 8 planets, many natur...

Q: Rover Opportunity photographed small spheres of hematite in the rocks on Mars. These spheres indicat...

A: Rover's primary mission is to collect rock samples for return to Earth by future spacecraft in the d...

Q: Evidence for the irregular shape of the asteroids can be found in   a. astronauts landing on the...

A: Asteroids are small planets in the solar-system and usually orbit-around the sun. These asteroids do...

Q: Which of the following planets has its axis of rotation tipped the most?   a. Uranus   b. Ne...

A: The axis is an invisible-line that can be found around when an object-rotates and spins. As each pla...

Q: Which factor causes metamorphic rock to turn into igneous rock? melting and then cooling weathering ...

A: The Earth is made up of various kinds of rocks. These rocks begin their life cycle from the solidifi...

Q: Under extreme image enhancement, belts and clouds can be observed in the atmosphere of Uranus. Photo...

A:   Uranus is a jovian planet. Uranus gaseous atmosphere was studied by the Voyager which showed sever...

Q: In the development of a planet, the stage of ________________________ occurred when molten rock flow...

A: There are various ways that lead to the development of a planet. These stages occur according to dif...

Q: Can you draw an example cross section, showing the various zones of fluids and solids near the surfa...

A: Groundwater is the sub-surface water lying beneath the earth’s surface. The groundwater is stored in...

Q: Follow direction of the image and choose the correct answer

A: The Earth comprises various kinds of materials. Each of these materials has different physical prope...

Q: Streak refers to what with respect to minerals?     The color of the mineral in powdered form ...

A: Minerals are naturally occurring solid chemical compounds that have a fairly defined chemical compos...

Q: The icy rings of Saturn are most likely not composed of particles left over from the formation of th...

A: The rings of Saturn have particles that vary in scale from small ice grains the size of pollen to pi...

Q: What is the difference between accretion and condensation as applied to the formation of planetesima...

A: Protostars are formed by molecular clouds, which are largely made up of molecular hydrogen. A part o...

Q: My question is in the picture.

A: The earth’s crust is made up of rocks, minerals, and sediments that are metallic and non – metallic....

Q: Group 3: Snakes were placed on an island where there is only one predator, a snake-eating toad. This...

A: Some members of the population have an advantage over living and breeding in a certain environment a...

Q: What is a lake? Are lakes temporary or permanent? Explain. Give one example and explain how it fits ...

A: The Earth is made up of four spheres known as lithosphere, atmosphere, hydrosphere, and biosphere. A...

Q: Spacecraft images (radar) of Venus offer little evidence for   a. volcanic activity.   b. ma...

A: The Venus is the planet which is also known as Earth’s twin. It has the highest temperature of all t...

Q: The Great Red Spot is a cyclonic storm on   a. Saturn and was first observed by the Voyager spac...

A: The red-spot is a persistent high-pressure area that is located in the atmosphere-of Jupiter. This r...

Q: Earth Science Question

A: The occurrence of day and night is a cyclic process that continues in a never-ending loop. The earth...

Q: The moons of Mars are believed to be   a. composed primarily iron and nickel.   b. composed ...

A: The planet Mars consists of two moons. These are Phobos and Deimos. The shape of these moons is beli...

Q: The iron meteorites   a. represent the largest number of falls.   b. are only found in the A...

A: A meteorite made of majority of ferrous composition is known as the iron meteorites. This is also ca...

Q: Which of the following statements best describes the oxygen in Earth’s atmosphere?   a. It was m...

A: Atmosphere is a layer air that consist of various element in gaseous state. It contains all the oxyg...

Q: Identify what type of rock belongs to the rock in the photo (igneous, sedimentary or metamorphic roc...

A: The rock is a naturally-occurring solid mass of aggregate-mineral matter. The rocks are-usually grou...