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Regents Review
Test Description: Various living environment questions to get you ready for the NYS regents exam.
Instructions: Answer all questions to get your test result.
1) When heating liquid materials in laboratory glassware, a student should always
A
use Benedict's solution
B
record the temperature of the liquid
C
stopper the test tube
D
wear safety goggles
2) The transfer of genes from parent to their offspring is known as
A
immunity
B
differentiation
C
evolution
D
heredity
3) The function of most proteins depends primarily on
A
nutritional habits of the organism
B
type and order of amino acids
C
environment of the organism
D
availability of starch molecules
4) Damage to which structure will most directly disrupt water balance within a single-celled organism?
A
cell membrane
B
chloroplast
C
nucleus
D
ribosome
5) Two primary agents of cellular communication are
A
hormones and chemicals made by nerve cells
B
enzymes and starches
C
hormones and carbohydrates
D
chemicals made by blood cells and simple sugars
6) Which sequence represents the correct order of processes that result in the formation and development of an embryo?
A
meiosis --> fertilization --> mitosis
B
fertilization --> meiosis --> mitosis
C
fertilization --> mitosis --> meiosis
D
mitosis --> fertilization --> meiosis
7) All life depends on the availability of usable energy. This energy is released when
A
respiration occurs in the cells of producers and high-energy molecules enter the atmosphere
B
organisms convert solar energy into the chemical energy found in food molecules
C
cells carry out the process of respiration
D
animal celkls synthesize starch and carbon dioxide
8) Relationships between plant species may most accurately be determined by comparing the
A
base sequences of DNA
B
shape of their leaves
C
habitats in which they live
D
structure of guard cells
9) Which situation indicates that a disruption of homeostasis has taken place?
A
a rapid rise in the number of red blood cells
B
the maintenance of a constant body temperature
C
the presence of hormones that keep the blood sugar level steady
D
cell division that is involved in normal growth
10) Which statement describes a role of fungi in an ecosystem?
A
They recycle chemicals from dead organisms.
B
They synthesize organic nutrients from inorganic substances.
C
They release oxygen into the ecosystem.
D
They transfer energy to decaying matter.
*select an answer for all questions
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