Chemical Weathering Process Quiz

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Questions and Answers

Which process causes erosion or disintegration of particles through chemical reactions?

  • Mechanical weathering
  • Carbonation
  • Oxidation
  • Chemical weathering (correct)

What type of weathering creates secondary or new minerals by altering the chemical composition of the parent material?

  • Chemical weathering (correct)
  • Carbonation
  • Hydrolysis
  • Mechanical weathering

Which factor is NOT a cause of chemical weathering?

  • Water
  • Wind (correct)
  • Organisms
  • Acids

What is a result of chemical weathering making the structure of rocks weaker?

<p>Risk for substantial mechanical weathering (A)</p> Signup and view all the answers

Which of the following is an example of chemical weathering?

<p>Rust due to oxidation (C)</p> Signup and view all the answers

Which process involves the breaking down of a mineral's chemical bonds by water?

<p>Hydrolysis (A)</p> Signup and view all the answers

What happens to sugar in a hydrolysis process called saccharification?

<p>It is broken down into glucose and fructose (D)</p> Signup and view all the answers

Which type of rocks does hydrolysis primarily affect?

<p>Igneous rocks (B)</p> Signup and view all the answers

What is the most common example of oxidation in the text?

<p>Rust on a chain (B)</p> Signup and view all the answers

Which type of weathering process creates oxides that give Mars its reddish appearance?

<p>Oxidation (D)</p> Signup and view all the answers

What compound is formed in limestone during the carbonation process?

<p>Calcium bicarbonate (B)</p> Signup and view all the answers

What does acidification primarily affect on Earth?

<p>Water bodies like ground water, streams, lakes, and oceans (A)</p> Signup and view all the answers

What causes bio-chemical weathering through living organisms?

<p>Physical agents within the organisms (D)</p> Signup and view all the answers

What is the primary role of lichens in chemical weathering?

<p>Altering the chemical composition of minerals (B)</p> Signup and view all the answers

Which factor is not explicitly mentioned as a cause of chemical weathering in the text?

<p>Temperature (C)</p> Signup and view all the answers

How does carbonation contribute to chemical weathering?

<p>Forms carbonic acid that dissolves rocks (D)</p> Signup and view all the answers

What effect does hydrolysis have on the structure of rocks?

<p>Causes disintegration through chemical reactions (D)</p> Signup and view all the answers

Which of the following elements is not involved in causing chemical weathering?

<p>Calcium (B)</p> Signup and view all the answers

What distinguishes chemical weathering from mechanical weathering?

<p>Chemical reactions cause disintegration in chemical weathering (B)</p> Signup and view all the answers

How does acidification contribute to chemical weathering?

<p>Breaking down rocks and minerals through acid reactions (D)</p> Signup and view all the answers

Which chemical weathering process creates a weak acid by reacting with minerals in a compound?

<p>Hydrolysis (A)</p> Signup and view all the answers

What is the primary effect of acidification on freshwater ecosystems?

<p>Alters ecosystem balances (C)</p> Signup and view all the answers

In which rock type does carbonation primarily occur?

<p>Marble (D)</p> Signup and view all the answers

What is the main reason for the reddish appearance of Mars?

<p>Oxidation (D)</p> Signup and view all the answers

Which type of organisms contribute to bio-chemical weathering?

<p>Fungi and bacteria (A)</p> Signup and view all the answers

What is the outcome of hydrolysis on feldspar minerals?

<p>Alter into clay materials (B)</p> Signup and view all the answers

How does oxidation weaken the structure of rocks?

<p>By accelerating decay processes (B)</p> Signup and view all the answers

What is the primary factor accelerating carbonation in rock dissolution?

<p>High acidity in rainwater (C)</p> Signup and view all the answers

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