Photosynthesis, Chapter 7 Quizizz

Which of the following statements regarding photosynthesis and cellular respiration is true?

• A) Photosynthesis occurs in chloroplasts, and cellular respiration occurs in mitochondria.
• B) Photosynthesis occurs in mitochondria, and cellular respiration occurs in chloroplasts.
• C) Photosynthesis occurs in mitochondria and in chloroplasts.
• D) Cellular respiration occurs in mitochondria and in chloroplasts.

The processes of photosynthesis and cellular respiration are complementary. During these energy conversions, some energy is

• A) lost in the form of heat.
• B) used to create light.
• C) destroyed when the chemical bonds of glucose are made.
• D) saved in the chemical bonds of water, CO2 and O2.

Oxidation is the ________, and reduction is the ________.

• A) gain of electrons; loss of electrons
• B) loss of electrons; gain of electrons
• C) gain of oxygen; loss of oxygen
• D) gain of protons; loss of protons

What is the name given to organisms that can make their own food and thus sustain themselves without consuming organic molecules derived from other organisms?

• A) chemotrophs
• B) heterotrophs
• C) synthesizers
• D) autotrophs

Autotrophs that utilize light as their energy source are

• A) chemosynthetic autotrophs.
• B) photoautotrophs.
• C) fungi.
• D) heterotrophs.

What is the likely origin of chloroplasts?

• A) mitochondria that had a mutation for photosynthesis
• B) photosynthetic prokaryotes that lived inside eukaryotic cells
• C) prokaryotes with photosynthetic mitochondria
• D) eukaryotes that engulfed photosynthetic fungi

In most green plants, chloroplasts are

• A) concentrated in a zone of leaf tissue called the mesophyll.
• B) concentrated in a portion of the leaf called the stroma.
• C) evenly distributed throughout the leaf tissue.
• D) evenly distributed throughout the entire plant.

CO2 enters and O2 escapes from a leaf via

• A) stomata.
• B) thylakoids.
• C) grana.
• D) stroma.

In the chloroplast, sugars are made in a compartment that is filled with a thick fluid called the

• A) stomata.
• B) thylakoid.
• C) matrix.
• D) stroma.

Thylakoids are arranged in stacks called

• A) cristae.
• B) stomata.
• C) grana.
• D) vacuoles.