The 3rd,4th, and 5th are correct.
Answer:
C) Weathering and erosion
Explanation:
The completed sentence will be as follows -
The deserts and dunes seen here are created through the process of Weathering and Erosion.
Weathering is defined as the process of breakdown of rocks, soil and minerals into small particles under the influence of atmosphere, water and also biological organisms to some extent. The products of weathering are found at same place as the original rock with little or no movement.
In erosion, the materials such as rocks and soil or dissolved materials are transported from one place to the another place by the action of wind or water flow. So, here displacement of substances takes place.
Answer:
I believe the answer is B. External
Explanation:
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Answer:
Mollisols
Explanation:
The soil of the temperate grasslands is deep and dark, with fertile upper layers. It is nutrient-rich from the growth and decay of deep, many-branched grass roots. The rotted roots hold the soil together and provide a food source for living plants.
B) made of just one substance
Explanation:
A mineral is just made up of one chemical substance.
Geologically, a mineral is defined as a naturally occurring inorganic chemical substance, with a definite chemical composition and well ordered atomic structure.
- Minerals are produced naturally through inorganic chemical processes.
- Calcite is mineral that makes up limestone and it consists of Calcium carbonate.
- Most rocks are aggregate of minerals.
- Most rock forming minerals are silicates.
Learn more:
Rocks brainly.com/question/2817889
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