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WorksheetsCh 6 Biology
Total questions: 8
Worksheet time: 4mins
The source of oxygen produced during photosynthesis is
carbon dioxide.
water.
the air.
glucose.
The sun is considered the ultimate source of energy for life on Earth because
all organisms carry out photosynthesis.
all organisms carry out cellular respiration.
either photosynthetic organisms or organisms that have eaten them provide energy for all other organisms on Earth.
the sun heats the Earth's atmosphere.
Chlorophyll is green because
it absorbs green wavelengths of light.
it absorbs blue and yellow wavelengths, which make green.
photons of green wavelengths are reflected.
of an optical illusion caused by transmitted light.
Heterotrophs are organisms that can
produce food from inorganic molecules and sunlight.
survive without energy.
consume other organisms for energy.
carry out either photosynthesis or chemosynthesis.
The process whereby plants capture energy and make complex molecules is known as
homeostasis
evolution
photosynthesis
development
relies on a concentration gradient of protons
hydrogen
ETC
chemiosmosis
sunlight
The less carbon dioxide that is available to a plant, the ______ photosynthesis proceeds.
faster
more
higher
slower
NADPH is formed when the electron acceptor NADP+ combines with
a proton and excited electrons.
excited electrons and ATP.
hydrogen ions and glucose.
excited electrons and proteins.
