18 Questions
What is the main function of a negative feedback system in the body?
To keep a variable close to a set point
Which of the following is an example of a positive feedback system in the body?
Delivery of a baby
What is the relationship between the metric prefixes deci- and centi-?
Centi- is 10 times larger than deci-
What is the correct way to express the measurement $0.325$ meters?
0.325 m
Which of the following is the correct metric unit for volume?
liter
What is the primary purpose of a homeostatic system in the body?
To maintain a constant internal environment
Which is longer?
1,900,000 um
What is the volume prefix for 1/1,000?
milli-
How many liters are equivalent to 53 deciliters?
5.3 L
Which engine specifications are given for the example provided?
2.7-Liter 4-Cylinder DOHC 16-Valve with VVT-i
What is the body surface temperature in Fahrenheit?
77 oF
How many centimeters are approximately equal to 1 foot?
~ 30 cm
What is the correct conversion from grams to milligrams?
1 g = 1,000 mg
If 35 g is heavier than 3500 mg, what is the correct statement?
35 g is heavier than 3500 mg
If 2 kg is equal to 2,000,000,000,000 ng, what is the correct conversion factor between kilograms and nanograms?
1 kg = 1,000,000,000,000 ng
If 1.7 m is equal to 170 cm, what is the correct conversion factor between meters and centimeters?
1 m = 100 cm
If 30 cm is equal to 300 mm, what is the correct conversion factor between centimeters and millimeters?
1 cm = 10 mm
If 50 m is equal to 0.05 km, what is the correct conversion factor between meters and kilometers?
1 m = 0.001 km
Test your knowledge on homeostasis, negative and positive feedback systems, and the metric system in biology. Explore concepts such as length, mass, volume, and how feedback systems help maintain a constant internal environment despite external changes.
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