TEST QUESTIONS
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Which is the correct order of the scientific method?
Determine problem, hypothesis, procedure, analyze, conclusion
Water striders are small bugs that can move across the surface of water, relying on water molecules forming hydrogen bonds with one another to create surface tension. Which term describes this chemical process that allows bugs to walk on water?
Cohesion
In scientific research, which term describes the claim that no relationship occurs between variables being studied?
Null Hypothesis
Which of the following is a difference between DNA and RNA?
RNA is single-stranded, whereas DNA is double-stranded.
Cirrus clouds form when warm air rises to high altitudes with cold temperatures, causing water vapor to form ice crystals on dust particles. Which term describes this process?
Deposition
Which part of the nervous system is responsible for the fight-or-flight response?
Sympathetic
Which chamber of the heart receives oxygenated blood from a different chamber of the heart?
Left Ventricle
During the process of transcription, a segment of MRNA is synthesized from a strand of DNA with the following sequence: 3-AGACTATTAGC-5 Which of the following is the resulting mRNA strand?
5-UCUGAUAAUCG-3
A muscle sample is isolated on a microscope slide. It is observed that the muscle lacks striation. Which statement can be made with this information?
It is a smooth muscle
Which tissue of the immune system is responsible for producing all of the blood cells?
Bone Marrow
What part of the respiratory system is responsible for regulating the temperature and humidity of the air that comes into the body?
Sinuses