BIO BEYOND - GATHERING ENERGY EXAM
QUESTIONS AND ANSWERS
What is meant by the term wavelength? Select the best answer: - ANS -
Distance between two peaks
Looking at the image to the right, which categories of light exist other
than visible light? Select all that apply: - ANS -Infrared
Radio
Gamma rays
X-rays
Which particular photons do you think contribute most to
photosynthesis? - ANS -blue photons
What do you think is happening to the green light in the image? - ANS -
It gets reflected off of the leaf and into the person's eyes
Knowing this, what is the relationship between the wavelength and
energy of a photon? Select the best answer below: - ANS -Shorter
wavelength has higher energy
, Which particular photons might contribute most to photosynthesis?
Select all that apply: - ANS -red photons
blue photons
orange photons
What do you notice that they all have in common? Select the best
answer: - ANS -All of the molecules have rings
What do you think makes purple sulfur bacteria appear to be purple or
reddish like in the image? Select the best answer: - ANS -A pigment
other than bacteriochlorophyll is reflecting purple or reddish and is
absorbing the other colors we don't see
From the image, where do you think chlorophyll can be found in plants?
Select the best answer: - ANS -Thylakoid membranes in chloroplasts
Which molecules are present, increasing, decreasing, or staying
constant in the graph to the right? Choose an answer for each
molecule:
Carbon dioxide (CO2)
Oxygen (O2)
QUESTIONS AND ANSWERS
What is meant by the term wavelength? Select the best answer: - ANS -
Distance between two peaks
Looking at the image to the right, which categories of light exist other
than visible light? Select all that apply: - ANS -Infrared
Radio
Gamma rays
X-rays
Which particular photons do you think contribute most to
photosynthesis? - ANS -blue photons
What do you think is happening to the green light in the image? - ANS -
It gets reflected off of the leaf and into the person's eyes
Knowing this, what is the relationship between the wavelength and
energy of a photon? Select the best answer below: - ANS -Shorter
wavelength has higher energy
, Which particular photons might contribute most to photosynthesis?
Select all that apply: - ANS -red photons
blue photons
orange photons
What do you notice that they all have in common? Select the best
answer: - ANS -All of the molecules have rings
What do you think makes purple sulfur bacteria appear to be purple or
reddish like in the image? Select the best answer: - ANS -A pigment
other than bacteriochlorophyll is reflecting purple or reddish and is
absorbing the other colors we don't see
From the image, where do you think chlorophyll can be found in plants?
Select the best answer: - ANS -Thylakoid membranes in chloroplasts
Which molecules are present, increasing, decreasing, or staying
constant in the graph to the right? Choose an answer for each
molecule:
Carbon dioxide (CO2)
Oxygen (O2)
