In algae, photosynthesis takes place in mitochondria choloroplasts None of these cell membrane TRUE ANSWER : ? YOUR ANSWER : ?
What is the maximum absorption wavelength for photosystem I in green plants? 600 nm 550 nm 700 nm 750 nm TRUE ANSWER : ? YOUR ANSWER : ?
If the oxygen is labeled in CO2 and provide this CO2 to a plant, where it is expected to find this labeled oxygen after the plant had undergone photosynthesis? In the oxygen given off by the plant In the NADPH In the water used In the carbohydrate produced TRUE ANSWER : ? YOUR ANSWER : ?
In oxygenic photosynthesis, water is split in order to provide the O2 needed for the dark reactions electrons needed to reduce P680 electrons needed to reduce NADH electrons needed for cyclic photophosphorylation TRUE ANSWER : ? YOUR ANSWER : ?
In the Calvin cycle, carbon dioxide is fixed in a reaction with the 3-phosphoglyceric acid ribose tri phosphate ribulose phosphate ribulose diphosphate TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements about energy metabolism is false? Plants provide the water and CO2 that animals need to carry out respiration All eukaryotic organisms carry out respiration in the presence of O2 The energy that powers living systems ultimately comes from the sun All animals in some way rely on plants for their energy TRUE ANSWER : ? YOUR ANSWER : ?
Which one of the following is a product of both cyclic and noncyclic photophosphorylation? O2 NADPH Carbohydrate ATP TRUE ANSWER : ? YOUR ANSWER : ?
Glycolysis takes places in the __________ and produces __________ , which in the presence of oxygen then enters the __________ . cytosol; glucose; mitochondrion to complete fermentation mitochondrion; pyruvate; chloroplast to complete photosynthesis cytosol; pyruvate; mitochondrion to complete cellular respiration cytosol; pyruvate; mitochondrion to complete fermentation TRUE ANSWER : ? YOUR ANSWER : ?
The rate of photorespiration in most plants increases at.higher temperatures. Some plants have evolved a somewhat round-about system to deal with this problem. This series of reactions is called Photosystem II Calvin cycle C4 pathway ETS (electron transfer system in light reactions TRUE ANSWER : ? YOUR ANSWER : ?
What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis? Citric acid cycle Glycolysis Alcohol fermentation Oxidative phosphorylation TRUE ANSWER : ? YOUR ANSWER : ?