Cellular Processes Quiz

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Questions and Answers

What is the process of converting light energy into chemical energy called?

  • Photosynthesis (correct)
  • Gas exchange
  • Cellular respiration
  • ATP synthesis

Which organelle carries out cellular respiration?

  • Nucleus
  • Mitochondria (correct)
  • Chloroplast
  • Ribosome

What is the primary function of enzymes?

  • To transport materials
  • To store energy
  • To provide structural support
  • To control the rate of chemical reactions (correct)

Which of the following is a carbohydrate that acts as a food reserve molecule?

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

What is the process of obtaining oxygen from the environment and releasing carbon dioxide called?

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

What is the function of guard cells in a leaf?

<p>To surround and control the opening of stomata (C)</p> Signup and view all the answers

What is the function of DNA in living organisms?

<p>Carries hereditary information (C)</p> Signup and view all the answers

Which molecules are made up of high energy molecules from glucose in the mitochondria?

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

What is the role of enzymes in biochemical processes?

<p>Control the rate of chemical reactions (A)</p> Signup and view all the answers

Which molecules release energy quickly and act as a food reserve?

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

What is the primary function of chloroplasts in green plants and algae?

<p>Carrying out photosynthesis (C)</p> Signup and view all the answers

Which organelle is responsible for carrying out cellular respiration?

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

What is the primary role of lipids in living organisms?

<p>To act as a food reserve and release energy slowly (A)</p> Signup and view all the answers

Which of the following is a characteristic of homeostasis?

<p>Maintaining a relatively stable internal environment through small corrections (C)</p> Signup and view all the answers

What is the primary function of proteins in living organisms?

<p>To make up enzymes and many other cell parts (A)</p> Signup and view all the answers

What is the role of a catalyst in biochemical processes?

<p>To affect the rate of a chemical reaction (C)</p> Signup and view all the answers

What is the primary function of antibodies in living organisms?

<p>To either attack foreign invaders or mark them for killing (A)</p> Signup and view all the answers

What is the primary function of guard cells in a leaf?

<p>To surround pores on the leaf surface and regulate gas exchange (C)</p> Signup and view all the answers

What is the primary role of glucose in living organisms?

<p>To act as a simple sugar and provide energy (D)</p> Signup and view all the answers

What is the primary function of pathogens in living organisms?

<p>To cause disease (B)</p> Signup and view all the answers

What is the primary role of ATP in living organisms?

<p>To be high-energy molecules made from glucose in the mitochondria (C)</p> Signup and view all the answers

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