Photosynthesis and Sunlight Quiz
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Questions and Answers

Where does photosynthesis primarily occur?

  • In the flowers of green plants
  • In the stems of green plants
  • In the roots of green plants
  • In the leaves of green plants (correct)

What are the main ingredients needed for photosynthesis?

  • Carbon dioxide, oxygen, and water
  • Nitrogen, carbon dioxide, and sunlight
  • Oxygen, water, and sunlight
  • Carbon dioxide, water, and sunlight (correct)

What captures the energy from sunlight in green plants?

  • Chloroplasts (correct)
  • Roots
  • Stomata
  • Flowers

What substance gives green plants their color?

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

What are the final products of photosynthesis?

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

How is glucose produced during photosynthesis?

<p>By combining water with carbon dioxide (B)</p> Signup and view all the answers

What are the six factors that change the rate at which photosynthesis happens?

<p>Temperature, light intensity, light wavelength, level of carbon dioxide, amount of chlorophyll, and amount of water (C)</p> Signup and view all the answers

Which combination of factors results in a faster rate of photosynthesis?

<p>Temperature, light intensity, carbon dioxide, and water (C)</p> Signup and view all the answers

What effect does too little water have on the rate of photosynthesis?

<p>It slows down the rate of photosynthesis (D)</p> Signup and view all the answers

Why is photosynthesis important to life on Earth?

<p>Because nearly all living things depend on plants (B)</p> Signup and view all the answers

What is the chemical equation for photosynthesis?

<p>6CO2 + 6H2O ------&gt; C6H12O6 + 6O2</p> Signup and view all the answers

Match the following factors with their impact on the rate of photosynthesis:

<p>Light wavelength = Affects the rate and efficiency of photosynthesis Amount of water = Influences the overall rate of photosynthesis Red or blue light = Results in a faster rate of photosynthesis Oxygen level = Indicates whether the plant needs to release excess oxygen</p> Signup and view all the answers

Match the following substances with their role in photosynthesis:

<p>Carbon dioxide (CO2) = Used as a raw material for glucose production Water (H2O) = Supplies hydrogen ions and electrons for glucose formation Glucose (C6H12O6) = The primary product of photosynthesis Oxygen (O2) = Released as a byproduct during photosynthesis</p> Signup and view all the answers

Match the following statements with their significance to photosynthesis:

<p>Nearly all living things depend on plants = Highlights the importance of photosynthesis in ecosystems Photosynthesis equation: 6CO2 + 6H2O ------&gt; C6H12O6 + 6O2 = Represents the chemical process of photosynthesis Six factors that change the rate of photosynthesis = Illustrates the complexity and sensitivity of the process Chlorophyll's role in capturing light for photosynthesis = Explains how plants convert light energy into chemical energy</p> Signup and view all the answers

The plant releases oxygen back out through the ______ because it does not need it.

<p>stomata</p> Signup and view all the answers

The rate of photosynthesis is faster when four of these factors are at the right level: temperature, light intensity, carbon dioxide, and ______.

<p>chlorophyll</p> Signup and view all the answers

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