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Test your basic knowledge |
SAT Subject Test: Biology
Start Test
Study First
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. A waxy protective layer secreted by the outer surface of plants - insects - etcetera
plankton
cuticle
polar body
ectoderm
2. Describes a fluid that has the same osmotic pressure as a fluid it is compared to
uracil
atrium
monocotyledon
isotonic
3. The cellular layer that covers external and internal surfaces
Loop of Henle
ADH (vassopressin)
epithelium
somatic cell
4. A chemical action that releases energy from glucose to form ATP
respiration
mesoderm
centriole
Chordata
5. A thin - transparent - eyelid-like membrane that opens and closes laterally across the cornea of many vertebrates (the third eyelid)
eye
recessive
lipase
nictitating membrane
6. The part of the hindbrain located in the brain stem
clotting
cochlea
pons
endoplasm
7. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
telophase
Calvin cycle
hypertonic
aldosterone
8. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers
seminal fluid
gymnosperm
insulin
macula
9. The colored part of the eye that is capable of contracting and regulating the size of the pupils
estrogen
iris
sex chromosome
antibiotic
10. The orientation of cells or organisms in relation to chemical stimuli; the growth or movement response of organisms to chemical stimuli
chemotropism
atrium
adrenaline (epinephrin)
binary fission
11. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
gene
progesterone
antigen
parasitism
12. A dark-staining small body within the nucleus; composed of RNA
pharynx
nucleolus
adaptive radiation
germ layer
13. Compounds in bile that aid in emulsification
lichen
bile salts
urethra
mutualism
14. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
nuclear membrane
bacillus
genetic drift
semicircular canals
15. Any cell that is not a reproductive cell
gylcolysis
egg
somatic cell
Crustacea
16. The individual differences of form among the members of a species
polymorphism
uracil
progesterone
polar body
17. The female gonad in animals; the base of the pistil in plants
pinocytosis
duodenum
antigen
ovary
18. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration
recessive
osmosis
Annelida
chlorophyll
19. In taxonomy - a classification between species and family
ovary
meiosis
epicotyl
genus
20. A substance that participates in the clotting of blood in vertebrates
cerebrum
semicircular canals
thrombin
meiosis
21. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
homologous
thymus
alimentary canal
polysaccharide
22. An organic molecule consisting of joined phosphate - 5-carbon sugar (deoxyribose or ribose) - and a purine or a pyrimidine (adenine - guanine - uracil - thymine or cytosine)
cerebrum
nucleotide
hypotonic
synapsis
23. Agent that induces mutations; typically carcinogenic
digestion
polyp
mutagenic agent
auxin
24. A ring-shaped muscle that is capable of closing a tubular opening by constriction
crossing over
sphincter
haploid
eukaryote
25. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
dimorphism
estrogen
colon
tetrad
26. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
sex chromosome
physiology
gene
embolus
27. A tube connecting the ovaries and the uterus
oviduct
lactase
tetrad
follicle
28. An air-conducting tube
trachea
dicotyledon
artery
style
29. A fat-digesting hormone
flagellate
mitosis
chemosynthesis
lipase
30. An excretory product of protein metabolism
ecological succession
epinephrine
cell wall plate
urea
31. An organism that requires oxygen for respiration and can live only in the presence of oxygen
seminiferous tubules
cerebrum
chorion
aerobe
32. A hoofed animal
mutation
trypsin
ungulate
morula
33. Pertains to a gene or characteristic that is masked when a dominant allele is present
myelin sheath
recessive
duodenum
gonads
34. An organism that possesses both the male and the female reproductive organs
carnivore
deletion
oogenesis
hermaphrodite
35. The contraction of the atria or ventricles of the heart
systole
neuron
permeability
ganglion
36. A plant that lives on another plant mensalistically
ganglion
point mutation
epiphyte
spindle
37. The law by which genes on different chromosomes are inherited independently of each other
independent assortment
autotroph
peristalsis
cross-pollination
38. A habitat zone - such as desert - grassland or tundra
chromatin
codominant
cleavage
biome
39. An enzyme from the pancreas that digests proteins in the small intestine
artery
gylcolysis
Krebs cycle
trypsin
40. An association between an algae and a fungus that is symbiotic and mutualistic in nature
lichen
somatic cell
gymnosperm
germ layer
41. Pertaining to a type of gland that releases its secretion through a duct
exocrine
phenotype
nondisjunction
stoma
42. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)
thoracic duct
asexual reproduction
cleavage
xylem
43. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
polyp
emulsion
hermaphrodite
pollination
44. A nuclear protein of chromosomes that stains readily
chromatin
atrium
spiracle
ungulate
45. Blood protein that is transformed to fibrin upon clotting
geotropism
fibrinogen
sinus
budding
46. The innermost embryonic germ layer that gives rise to the lining of the alimentary canal and to the digestive and respiratory organs
endoderm
sucrase
urinary bladder
mutagenic agent
47. The study of form and structure
thorax
morphology
telophase
glottis
48. The male gonads that produce sperm and male hormones
small intestine
testes
peripheral nervous system
hypocoytl
49. In mammals - a flap of tissue above the glottis; it folds back over the glottis in swallowing to close the air passages of the lungs; contains elastic cartilage
linkage
homologous
chyme
epiglottis
50. xylem that is no longer being used
lipase
wood
pyrimidine
respiration