PSB exam practice questions & answers 2024/2025
What are the factors that differ for potential and kinetic energy? - ANSWERSActivity - in motion or in storage
What happens when a small amount of soap is added to hard water? - ANSWERSA scum is formed
Which of the following properties is c...
What are the factors that differ for potential and kinetic energy? - ANSWERSActivity - in motion or in
storage
What happens when a small amount of soap is added to hard water? - ANSWERSA scum is formed
Which of the following properties is considered a physical property? - ANSWERSBoiling point
Semicircular canals are thought to be most sensitive to which of the following? - ANSWERSGravity
Which of the following kinds of radiation is the most penetrating? - ANSWERSGamma
The growth of green plants toward light is related most specifically to the distribution in the plant of: -
ANSWERSAuxins - a class of plant hormones (plant growth or regulators) with some morphogen-like
characteristics. Auxins have a cardinal role in coordination of many growth and behavioral processes in
the plant's life cycle and are essential for plant body development.
A person with a fever would be expected to have: - ANSWERSAn increased pulse rate
The principle way in which forests help to prevent soil erosion is that: - ANSWERSForest floors absorb
water
The reaction of the body to stress includes which of the following? - ANSWERSSecretion of adrenalin
Which factor in the environment of an organism causes it to react? - ANSWERSStimulus
Which term includes all others?
,Organ
Tissue
System
Organism - ANSWERSSystem
The process responsible for the continuous removal of carbon dioxide from the atmosphere is: -
ANSWERSPhotosynthesis
Of the following, the marsupial native to the United States is: - ANSWERSOpossum
n organ that functions as both an endocrine and an exoenne gland is the: - ANSWERSPancreas
Air passes into and out of the insect body by way of: - ANSWERSTrachea
Of the following, an example of a carnivorous plant is - ANSWERSThe Venus flytrap, Dionaea muscipula,
is a carnivorous plant native to subtropical wetlands on the East Coast of the United States in North
Carolina and South Carolina
The catalytic action of pancreatic enzymes affects: - ANSWERSFats
In the stomach, which of the following substances is necessary for pepsinogen to be converted to
pepsin? - ANSWERSHydrochloric acid
Diabetes Mellitus initially results from: - ANSWERSOver secretion of pancreatin
The horseshoe crab is most closely related to which of the following?: - ANSWERSGarden spider
An unforeseen result of the widespread use of DDT is the: - ANSWERSDevelopment of insects immune to
DDT
, ANTONYMS - meaning opposite - ANSWERSANTONYMS - meaning opposite
FOREBEARANCE - patient self-control; restraint and tolerance; he action of refraining from exercising a
legal right, especially enforcing the payment of a debt. - ANSWERSimpatience
DEFACE - spoil the surface or appearance of (something), e.g., by drawing or writing on it; mar or
disfigure. - ANSWERSembellish - make (something) more attractive by the addition of decorative details
or features.
-make (a statement or story) more interesting or entertaining by adding extra details, especially ones
that are not true.
ADHERENT - someone who supports a particular party, person, or set of ideas; sticking fast to an object
or surface. - ANSWERSrepudiator - to reject
PLEBEIAN - (in ancient Rome) a commoner; of or belonging to the commoners of ancient Rome. -
ANSWERSpatrician - an aristocrat or nobleman.
CAPRICIOUS - given to sudden and unaccountable changes of mood or behavior. - ANSWERSsteadfast
CULTIVATE - prepare and use (land) for crops or gardening; or try to acquire or develop (a quality,
sentiment, or skill). - ANSWERSstifle - make (someone) unable to breathe properly; suffocate.
- restrain (a reaction) or stop oneself acting on (an emotion)
RENEGADE - a person who deserts and betrays an organization, country, or set of principles; having
treacherously changed allegiance. - ANSWERSobedient
IMPERIOUS - assuming power or authority without justification; arrogant and domineering. -
ANSWERSsubmissive
HOSTILE - unfriendly; antagonistic. - ANSWERSaffable - friendly, good-natured, or easy to talk to.
DILATE - ANSWERSconstrict
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