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WorksheetsBio Quiz 5 Metabolism
Total questions: 6
Worksheet time: 6mins
Checkboxes: Which statement/s is correct?
Cells collect energy to perform work
Metabolism is the transformation of matter and energy
Metabolic pathways are catalyzed by a specific product
Anabolic pathways release energy by breaking down complex molecules
None of the above
The 2nd Law of Thermodynamics states that:
energy and matter can be transferred between the system and its surroundings
energy cannot be created nor destroyed
energy transfer increases the entropy
All of the above
Energy transformation/transfer are not 100% efficient. What happens to the excess energy during these events?
Absorbed by cells
Decrease the surrounding entropy
Released as heat
All of the above
Which type of energy initially enters an ecosystem for it to perform all of its biological function?
Thermal energy
Light energy
Chemical energy
Heat energy
Which statement is true about entropy?
disorder may decrease in an organism, but the universe’s total entropy increases
entropy always increases in an organism, but the universe’s total entropy increases
disorder always decreases in an organism, but the universe’s total entropy increases
entropy is energy available to do work
∆G = ∆H – T∆S
what is the unit of T ?
Celcius
Kelvin
Fahrenheit
J/mol.K
