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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 cell membrane
host
sensory neuron
humerus
plasma membrane
2. A process of asexual reproduction in which the offspring develop from an outgrowth of the plant or animal
pupil
budding
gibberellin
adrenocorticotrophic hormone
3. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
myelin sheath
binary fission
recessive
deamination
4. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
endoderm
primary spermatocyte
cerebrum
urinary bladder
5. Describes a fluid that has a lower osmotic pressure than a fluid it is compared to
dorsal root
parenchyma
hypotonic
cambium
6. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
pairing
exocytosis
monosaccharide
homologous
7. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)
asexual reproduction
pollen
microbodies
transpiration
8. Any cell capable of ingesting another cell
rickettsia
cerebral cortex
phagocyte
urethra
9. A large class of arthropods - including crabs and lobsters
Crustacea
central nervous system
root hair
spiracle
10. The enzyme that acts upon lactose
interphase
germ cell
lactase
imprinting
11. Pertaining to a restricted locality; ecologically - occurring only in one particular region
translation
rod
olfactory
endemic
12. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
tissue
thalamus
medusa
sex chromosome
13. An underground stem
spermatogenesis
biotic
rhizome
cerebral hemisphere
14. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
dimorphism
hormone
wood
pheromone
15. The outer - transparent layer of the eye
vitamin
mesoderm
cornea
taxonomy
16. A structure formed by the wall of the uterus and the chorion of the embryo; serves as the area in which the embryo obtains nutrition from the parent
placenta
cytochrome
guard cell
small intestine
17. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
yolk sac
spindle
budding
germ layer
18. A flowering plant; a plant of the class Angiospermae that produces seeds enclosed in an ovary and is characterized by the possession of fruits and flowers
pedigree
diastole
angiosperm
cerebral hemisphere
19. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration
synaptic terminal
germ cell
mitochondria
lipid
20. A metabolic stage between mitoses in which genetic material is reproduced
interphase
abiotic
spindle
endocrine gland
21. A cell that divides to form the polar body and the secondary oocyte
primary oocyte
phylogeny
epicotyl
cytochrome
22. The site of most digestion of nutrients and absorption of digested nutrients
nucleolus
small intestine
physiology
thymus
23. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells
levels of structure
plasmodium
fallopian tube
chorion
24. Relating to the lung
food vacuole
rod
plastid
pulmonary
25. One or two or more types of genes - each representing a particular trait; many alleles exist for a specific gene locus
aorta
sporophyte
allele
carapace
26. A disease-causing organism
dicotyledon
genetic code
pathogen
nerve
27. Passively floating or drifting flora and fauna of a body of water; consists mainly of microscopic organisms
homeotherm
nictitating membrane
respiration
plankton
28. A resistance to disease developed through the immune system
climax community
codominant
hypotonic
immunity
29. The small granular body within the centrosome to which the spindle fibers attach
blastula
cone
fertilization
centriole
30. A symbiotic relationship from which both organisms involved derive some benefit
lymph
thymine
mutualism
parathyroid
31. A change from a diploid nucleus to a haploid nucleus - as in meiosis
meninges
reduction
littoral zone
fermentation
32. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases
genetic code
gamete
cytosine
disaccharide
33. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)
cloaca
epididymis
carapace
pupil
34. A duct through which the urine passes from the bladder to the outside
coenzyme
ethylene
sporophyte
urethra
35. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association
oviduct
commensal
cloaca
plankton
36. The triploid tissue in some seeds that contains stored food and is formed by the union of one sperm nucleus with two nuclei of the female's gametophyte
endosperm
diencephalon
trachea
nitrogen cycle
37. One of a pair of kidney-shaped cells that surround a stomate and regulate the size of the stomate in a leaf
Bowman's capsule
lacteal
guard cell
ureter
38. The haploid - sexual stage in the life cycle of plants
testes
Calvin cycle
mutation
gametophyte
39. Functional urinary tubules responsible for excretion in the kidney of vertebrates
respiration
bud
Annelida
nephron
40. A plant that has two seed leaves or cotyledons
pyrimidine
polyp
epididymis
dicotyledon
41. The ability to respond to a stimulus
Coelentrata
irritability
metaphase
primary oocyte
42. A stage of embryonic development in which the embryo consists of a hollow ball of cells
reduction
blastula
retina
guanine
43. Organism that consumes food from outside itself instead of producing it
cretinism
rickettsia
consumer
estrogen
44. In mitosis of higher plants - the structure that forms between the divided nuclei of the two daughter cells and eventually becomes the cell wall
cross-pollination
cell wall plate
aldosterone
NAD
45. A chemical action that releases energy from glucose to form ATP
respiration
serum
chromatid
neuron
46. An organism that possesses one or more whiplike appendages called flagella
homologous
flagellate
cerebrum
contractile vacuole
47. An air-conducting tube
monocotyledon
eukaryote
lens
trachea
48. The ways in which organisms regulate their internal heat
dorsal root
pulmonary
thermoregulation
transpiration
49. An opening in the eye whose size is regulated by the iris
polymorphism
pupil
NADP
homeotherm
50. A cell in the retina that is sensitive to weak light
rod
pharynx
spindle
carbon cycle
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