Cellular Respiration, Photosynthesis and Metabolism

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Listen to an AI-generated conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

Which process describes the release of energy from glucose using oxygen?

  • Photosynthesis
  • Anaerobic respiration
  • Metabolism
  • Aerobic respiration (correct)

Anaerobic respiration requires oxygen to release energy from glucose.

False (B)

Define cellular respiration.

Cellular respiration is an exothermic reaction that continuously occurs in living cells.

In an inverse proportion, as one value increases, the other value _________.

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

According to the inverse square law, what happens to light intensity as the distance from the light source doubles?

<p>It is reduced to one-quarter (B)</p>
Signup and view all the answers

A limiting factor increases the rate of a reaction when there is not enough of it.

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

What is metabolism?

<p>Metabolism is the sum of all reactions in a cell or body.</p>
Signup and view all the answers

The amount of extra oxygen the body needs after exercise is known as the _________.

<p>oxygen debt</p>
Signup and view all the answers

Which process involves energy being transferred from the environment to chloroplasts by light?

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

Photosynthesis is an exothermic reaction.

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

Match each term with its correct definition:

<p>Aerobic respiration = Respiration using oxygen Anaerobic respiration = Respiration without using oxygen Cellular respiration = Exothermic reaction in living cells Photosynthesis = Endothermic reaction using light energy</p>
Signup and view all the answers

Which of the following is NOT involved in the definition of metabolism?

<p>An exothermic reaction (D)</p>
Signup and view all the answers

Explain the relationship between light intensity and distance according to the inverse square law.

<p>Light intensity is inversely proportional to the square of the distance from the light source.</p>
Signup and view all the answers

A factor that restricts the rate of a reaction is known as a _________.

<p>limiting factor</p>
Signup and view all the answers

The oxygen debt is the amount of oxygen the body needs before exercise.

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

During intense exercise, which process leads to the accumulation of lactic acid, creating an oxygen debt?

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

Match the term on the left to the correct description of energy use:

<p>Aerobic respiration = Energy from glucose with oxygen Anaerobic respiration = Energy from glucose without oxygen Photosynthesis = Energy transferred to chloroplasts by light</p>
Signup and view all the answers

How does the inverse square law apply to the intensity of light from a lamp as you move away from it?

<p>As you move away from the lamp, the light intensity decreases inversely proportional to the square of the distance.</p>
Signup and view all the answers

Cellular respiration is an _________ reaction because it releases heat.

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

If a plant has limited access to light, it will perform photosynthesis at an increased rate.

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

Flashcards

Aerobic Respiration

Respiration using oxygen to release energy from molecules like glucose.

Anaerobic Respiration

Respiration that releases energy from molecules like glucose without using oxygen.

Cellular Respiration

An exothermic reaction that continuously occurs in living cells.

Inverse Proportion

Relationship where one value increases as the other decreases, at the same rate.

Signup and view all the flashcards

Inverse Square Law

As distance from a light source increases, light intensity is inversely proportional to the distance squared.

Signup and view all the flashcards

Limiting Factor

A factor that restricts the rate of a reaction due to insufficiency.

Signup and view all the flashcards

Metabolism

The sum of all chemical reactions within a cell or body.

Signup and view all the flashcards

Oxygen Debt

Extra oxygen needed after exercise to react with accumulated lactic acid and remove it.

Signup and view all the flashcards

Photosynthesis

Endothermic reaction where energy is transferred from the environment to chloroplasts by light.

Signup and view all the flashcards

Study Notes

  • Aerobic respiration uses oxygen to release energy from molecules like glucose.
  • Anaerobic respiration releases energy from molecules like glucose without using oxygen.
  • Cellular respiration is an exothermic reaction continuously occurring in living cells.
  • Inverse proportion is a relationship where one value increases as the other decreases at the same rate.
  • According to the inverse square law, as distance from a light source increases, light intensity is inversely proportional to the distance squared.
  • A limiting factor is something that restricts the rate of a reaction when there is not enough of it.
  • Metabolism is the sum of all reactions in a cell or the body.
  • Oxygen debt is the extra oxygen the body needs post-exercise to react with accumulated lactic acid and remove it from cells.
  • Photosynthesis is an endothermic reaction where energy is transferred from the environment to the chloroplasts by light.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

More Like This

Use Quizgecko on...
Browser
Browser