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Test your basic knowledge |
SAT Subject Test: Biology
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Subjects
:
sat
,
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The hindbrain region that controls equilibrium and muscular coordination
gene frequency
producer
homeotherm
cerebellum
2. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
aldosterone
white matter
spore
esophagus
3. The ability to respond to a stimulus
phagocyte
pituitary
irritability
spindle
4. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
protein
commensal
lymph capillary
phagocyte
5. A network of capillaries in the Bowman's capsules of the kidney
seminiferous tubules
yolk sac
glomerulus
endoderm
6. An organelle that regulates cell functions and contains the genetic material of the cell
mutagenic agent
nucleus
reduction
levels of structure
7. The intake of food from the environment into the alimentary canal
cytochrome
autotroph
notochord
ingestion
8. A plastid containing chlorophyll
mutualism
pH
chloroplast
endoderm
9. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration
osmosis
adrenal cortex
gametophyte
symbiosis
10. Related to the sense of smell
olfactory
diploid
polyp
uracil
11. A small projection in the walls of the small intestine that increases the surface area available for absorption
villus
medulla
dihybrid
Rh factor
12. An organism that obtains its nutrients from dead organisms
clotting
Protista
mesoderm
saprophyte
13. The place of attachment of the mitotic fiber to the chromosome
centromere
uterus
hemoglobin
auxin
14. A hormone that ripens fruit and induces aging
Arthropoda
ethylene
cuticle
chemosynthesis
15. A structure of the eye that focuses images on the retina by changing its convexity
lysosome
disjunction
germ cell
lens
16. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development
uracil
yolk sac
parenchyma
thorax
17. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
alternation of generations
heterotroph
synergistic
serum
18. A reproductive cell that is capable of developing directly into an adult
turgor pressure
bile
spore
deamination
19. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
pepsin
chromatin
sporophyte
linkage
20. A marine biome typical of the open seas
mitochondria
pelagic zone
saprophyte
flagellum
21. A large class of arthropods - including crabs and lobsters
Crustacea
enzyme
climax community
telophase
22. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen
thalamus
budding
sporophyte
active immunity
23. The movement of particles from one place to another as a result of their random motion
diffusion
mitochondria
biotic
translocation
24. A ring-shaped muscle that is capable of closing a tubular opening by constriction
regeneration
codominant
urinary bladder
sphincter
25. The fusion of sperm and the egg to produce a zygote
NAD
transcription
fertilization
lens
26. An undifferentiated - growing region of a plant that is constantly undergoing cell division and differentiation
cytochrome
frame shift mutation
meristem
rhodopsin
27. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron
pharynx
gastrula
gonads
small intestine
28. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
ovary
carnivore
morula
saprophyte
29. Any chromosome that is not a sex chromosome
autosome
ecological succession
pupil
mutation
30. A plant that lives on another plant mensalistically
Protista
epiphyte
pupil
gill slit
31. The elimination of metabolic waster matter
excretion
DNA
mitosis
Protista
32. The ability of an organism to contribute its alleles and therefore is phenotypic traits to future generations
appendage
Mendelian laws
rhizome
fitness
33. The science of classification of living things
thymine
lichen
taxonomy
aldosterone
34. A process of formation of ova
cytokinesis
oogenesis
prokaryote
rickettsia
35. The process of breaking down large organic molecules into smaller ones
nucleus
regeneration
digestion
lipase
36. The outermost embryonic germ layer that gives rise to the epidermis and the nervous system
Protista
ectoderm
incomplete dominance
digestion
37. A nuclear protein of chromosomes that stains readily
centromere
antigen
chromatin
nerve
38. The largest artery; carries blood from the left ventricle
isolation
aortic arch
cerebellum
aorta
39. A process by which the cytoplasm and the organelles of the cell divide; the final stage of mitosis
parthenogenesis
cytokinesis
sphincter
excretion
40. A plant that has a single cotyledon or seed-leaf
deletion
monocotyledon
respiratory center
angiosperm
41. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males
fruit
egg
thrombokinase
FSH
42. The part of the flower that produces pollen
stamen
rhizome
chorion
heterozygous
43. One of the primary tissues of the embryo
purine
germ layer
macula
antigen
44. Agent that induces mutations; typically carcinogenic
diploid
mutagenic agent
guard cell
NADP
45. The transformation of an immature animal into an adult; a change in the form of an organ or structure
photolysis
carnivore
metamorphosis
ventral root
46. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside
pharynx
exocytosis
metaphase
linkage
47. A nitrogen base such as cytosine - thymine and uracil; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
pyrimidine
trypsin
thoracic duct
carapace
48. The transfer of a piece of chromosome to another chromosome
genotype
centromere
corpus callosum
translocation
49. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
spiracle
pollen
medusa
bacteriophage
50. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
absorption
binary fission
cotyledon
nuclear membrane
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