Campbell Essential Biology Chapter 7
Test 2025 EXAM WITH QUESTIONS AND
GRADED ANSWERS
an autotroph - CORRECT ANSWER-produces own food - don't need to eat to gain energy ex: plants
Photosynthesis contributes to plant growth by - CORRECT ANSWER-taking in carbon dioxide and making
sugars (carbohydrates)
Within the inner membrane of a chloroplast, interconnected sacs of membrane called ______ are
suspended in a thick fluid called the ______. - CORRECT ANSWER-thylakoids... stroma
Function of stomata - CORRECT ANSWER-gas exchange (CO2 in / O2 out)
Through what structure do plants obtain most of their water - CORRECT ANSWER-roots
Name is given to the membranous sacs found within a chloroplast? - CORRECT ANSWER-thylakoids
What are grana? - CORRECT ANSWER-stacks of membranous sacs
Equation that best summarizes photosynthesis - CORRECT ANSWER-6 CO2 + 6 H2O → C6H12O6 + 6 O2
In photosynthesis, redox reactions ultimately transfer electrons from ______ to ______. - CORRECT
ANSWER-H2O... CO2
Produced during the light reactions of photosynthesis - CORRECT ANSWER-O2
Test 2025 EXAM WITH QUESTIONS AND
GRADED ANSWERS
an autotroph - CORRECT ANSWER-produces own food - don't need to eat to gain energy ex: plants
Photosynthesis contributes to plant growth by - CORRECT ANSWER-taking in carbon dioxide and making
sugars (carbohydrates)
Within the inner membrane of a chloroplast, interconnected sacs of membrane called ______ are
suspended in a thick fluid called the ______. - CORRECT ANSWER-thylakoids... stroma
Function of stomata - CORRECT ANSWER-gas exchange (CO2 in / O2 out)
Through what structure do plants obtain most of their water - CORRECT ANSWER-roots
Name is given to the membranous sacs found within a chloroplast? - CORRECT ANSWER-thylakoids
What are grana? - CORRECT ANSWER-stacks of membranous sacs
Equation that best summarizes photosynthesis - CORRECT ANSWER-6 CO2 + 6 H2O → C6H12O6 + 6 O2
In photosynthesis, redox reactions ultimately transfer electrons from ______ to ______. - CORRECT
ANSWER-H2O... CO2
Produced during the light reactions of photosynthesis - CORRECT ANSWER-O2
