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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 nuclear protein of chromosomes that stains readily
Crustacea
spindle
alimentary canal
chromatin
2. The portion of alimentary canal in which some protein digestion occurs
chyme
tundra
stomach
systole
3. 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
thoracic duct
genetic code
germ cell
nucleotide
4. A "seed leaf"; responsible for food digestion and storage in plant embryo
hypocoytl
cotyledon
isolation
oviduct
5. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells
angiosperm
retina
isomer
biotic
6. The system of naming an organism by its genus and species name
binomial nomenclature
chemosynthesis
vagus nerve
chromatid
7. A fluid-filled sensory apparatus that aids balance and hearing
lens
centriole
inner ear
telophase
8. The study of organisms in relation to their environment
alternation of generations
endemic
ecology
wood
9. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
aortic arch
stamen
assortative mating
sporophyte
10. A group of populations that can interbreed
photolysis
species
plankton
malleus
11. A mitotic stage in which nuclei reform and nuclear membrane reappears
functional groups
genotype
telophase
respiration
12. The space between the mesodermal layers that forms the body cavity of some animal phyla
excretion
lymph
hemoglobin
coelom
13. The outer - transparent layer of the eye
homologous
cornea
ptyalin
thrombokinase
14. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes
synaptic terminal
homozygous
carnivore
meiosis
15. The class of free-living flatworms
budding
peripheral nervous system
substrate
planaria
16. An excretory product of protein metabolism
dicotyledon
niche
urea
bile salts
17. An organism that must get its inorganic and organic raw materials from the environment; a consumer
alimentary canal
diffusion
heterotroph
cell wall
18. A blood vessel that carries blood away from the heart
deoxyribose
cephalic
artery
active immunity
19. The largest artery; carries blood from the left ventricle
fibrinogen
aorta
cytosine
oogenesis
20. A small projection in the walls of the small intestine that increases the surface area available for absorption
cytoskeleton
legume
turgor pressure
villus
21. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
fermentation
NADP
estrogen
Protista
22. An enzyme that acts upon sucrose
isotonic
sucrase
progesterone
pseudopod
23. An organelle that contains enzymes that aid in intracellular digestion
epidermis
cambium
cerebellum
lysosome
24. The study of form and structure
morphology
gill slit
nucleus
Mendelian laws
25. An organism that is heterozygous for two different traits
bacteriophage
Eustachian tube
dihybrid
vein
26. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis
chlorophyll
respiration
cytokinesis
endosperm
27. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
sensory neuron
Loop of Henle
adaptation
conditioning
28. A muscular valve regulating the flow of food from the stomach to the small intestine
isomer
pyloric valve
pituitary
eukaryote
29. The first filial generation (first offspring)
dominance
F1
symbiosis
pleural cavity
30. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end
chemotropism
hemoglobin
anaphase
monocotyledon
31. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
hemoglobin
pyrimidine
germ cell
pineal body
32. One of a pair of kidney-shaped cells that surround a stomate and regulate the size of the stomate in a leaf
guard cell
phylum
neuron
levels of structure
33. A mitotic or meiotic stage in which the chromosomes become visible and during which the spindle fibers form; synapsis takes place during the first meiotic prophase
prophase
artery
anaerobic
mitochondria
34. A mature ovary
fruit
pyrimidine
rod
aldosterone
35. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
isotonic
dimorphism
synergistic
anaphase
36. Unicellular organism with simple cell structure
prokaryote
sympathetic
peripheral nervous system
asexual reproduction
37. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis
photolysis
luteinizing hormone (LH)
stroma
vestigial organ
38. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
polyp
vagus nerve
asexual reproduction
ureter
39. The womb in which the fetus develops
inversion
uterus
chlorophyll
cytokinesis
40. A tube one cell thick that carries blood from artery to vein; the site of material exchange between the blood and tissues of the body
gall bladder
gene
trypsin
capillary
41. A neuron that picks up impulses from receptors and transmits them to the spinal cord
neural tube
regeneration
pharynx
sensory neuron
42. The thin-walled anterior chamber of the heart (also called the auricle)
pons
deoxyribose
atrium
urinary bladder
43. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body
sympathetic
ventricle
chemotropism
seminal fluid
44. Any cell that is not a reproductive cell
pyrimidine
somatic cell
cerebral hemisphere
iris
45. One of a class of organic compounds that is composed of many amino acids; contains C - H - O and N
pathogen
protein
Protista
vacuole
46. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
gene frequency
FSH
synergistic
ovary
47. The hormone secreted by the corpus luteum of vertebrates and the placenta of mammals; its function is to maintain the endometrium
telophase
carbon cycle
progesterone
spindle
48. A lymph tubule located in the villus that absorbs fatty acids
thrombin
chemosynthesis
aortic arch
lacteal
49. A dark-staining small body within the nucleus; composed of RNA
autotroph
conditioning
ptyalin
nucleolus
50. The extraembyonic membrane of birds - reptiles and mammals that serves as an area of gaseous exchange and as a site for the storage of noxious excretion products
lipase
angiosperm
allantois
emulsion