12 Questions
Which type of reaction absorbs heat from the surroundings?
Endothermic
What is the primary function of the endocrine system in the body?
Secreting hormones to regulate bodily functions
In the context of homeostasis, which of the following best describes a negative feedback loop?
A feedback loop that maintains stability by opposing a change in a variable
What is the main component responsible for the greenhouse effect?
Methane (CH4)
How does skin assist in maintaining constant body temperature?
By releasing sweat to cool the body through evaporation
Which environmental factor contributes significantly to the enhanced greenhouse effect?
Rapid deforestation
Balance chemical equations. Draw stick diagrams for water, oxygen, carbon dioxide, ______, nitrogen, ammonia, methane.
hydrogen
Define ______ and give examples of conditions in the body which must be held constant.
homeostasis
Compare and contrast the ______ and endocrine systems.
nervous
Explain (with examples) the role of ______ loops in maintaining homeostasis.
negative feedback
Sketch the structure of skin, explaining how it helps to maintain constant body ______.
temperature
Outline the process of the GH (greenhouse) effect. Identify & explain factors that lead to the enhanced GH effect and climate change (ie: albedo, GH gases --- incl.CO2 , methane and H2O water vapor). Identify & evaluate suggested solutions to the enhanced GH effect/ climate ______.
change
This quiz covers balancing chemical equations, drawing stick diagrams for various molecules, defining endothermic and exothermic reactions, sketching energy level diagrams, conducting bond energy calculations, defining homeostasis, providing examples of conditions in the body that must be maintained, comparing the nervous and endocrine systems, and explaining with examples.
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