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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
wear safety goggles
B
record the temperature of the liquid
C
stopper the test tube
D
use Benedict's solution
2) The transfer of genes from parent to their offspring is known as
A
evolution
B
immunity
C
differentiation
D
heredity
3) The function of most proteins depends primarily on
A
nutritional habits of the organism
B
availability of starch molecules
C
environment of the organism
D
type and order of amino acids
4) Damage to which structure will most directly disrupt water balance within a single-celled organism?
A
ribosome
B
cell membrane
C
nucleus
D
chloroplast
5) Two primary agents of cellular communication are
A
hormones and carbohydrates
B
enzymes and starches
C
hormones and chemicals made by nerve cells
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
mitosis --> fertilization --> meiosis
B
meiosis --> fertilization --> mitosis
C
fertilization --> mitosis --> meiosis
D
fertilization --> meiosis --> mitosis
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
cells carry out the process of respiration
C
animal celkls synthesize starch and carbon dioxide
D
organisms convert solar energy into the chemical energy found in food molecules
8) Relationships between plant species may most accurately be determined by comparing the
A
structure of guard cells
B
base sequences of DNA
C
habitats in which they live
D
shape of their leaves
9) Which situation indicates that a disruption of homeostasis has taken place?
A
a rapid rise in the number of red blood cells
B
cell division that is involved in normal growth
C
the maintenance of a constant body temperature
D
the presence of hormones that keep the blood sugar level steady
10) Which statement describes a role of fungi in an ecosystem?
A
They transfer energy to decaying matter.
B
They recycle chemicals from dead organisms.
C
They synthesize organic nutrients from inorganic substances.
D
They release oxygen into the ecosystem.
*select an answer for all questions
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