Photosynthesis and Energy Flow in Living Systems
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Questions and Answers

What part of the plant is most active in photosynthesis?

  • Stem
  • Flowers
  • Mesophyll in the leaves (correct)
  • Roots

What is the role of chlorophyll in photosynthesis?

  • Reflecting red and blue light
  • Absorbing infrared light
  • Reflecting green light
  • Absorbing red and blue light (correct)

Which part of the electromagnetic spectrum has a high energy content?

  • Visible light
  • Infrared light
  • Short wavelength (high-frequency) light (correct)
  • Long wavelength (low-frequency) light

What happens when chlorophyll molecules absorb blue light?

<p>They undergo photochemistry causing chemical reactions (D)</p> Signup and view all the answers

What is the nature of light particles in photosynthesis?

<p>Particles called photons containing quanta of energy (D)</p> Signup and view all the answers

What is the main source of energy for the process of photosynthesis?

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

According to the First Law of Thermodynamics, what happens to the amount of energy in the universe?

<p>It remains constant (B)</p> Signup and view all the answers

What is the primary function of chloroplasts in the process of photosynthesis?

<p>Conversion of sunlight to chemical energy (B)</p> Signup and view all the answers

In which part of the electromagnetic spectrum is sunlight converted to chemical energy during photosynthesis?

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

What is the ultimate result of the energy stored in carbon compounds produced through photosynthesis?

<p>Energy for cellular processes (B)</p> Signup and view all the answers

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