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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. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field
isomer
cation
eukaryote
ribosome
2. An organ that is not functional in an organism - but was functional at some period in its evolution
colon
assortative mating
herbivore
vestigial organ
3. Part of the nephron in the kidney; involved in excretion
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4. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
assortative mating
angiosperm
carnivore
pseudopod
5. In taxonomy - a classification between species and family
genus
dominance
littoral zone
meristem
6. The recycling of carbon from decaying organisms for use in future generations
interphase
gibberellin
carbon cycle
lacteal
7. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
mutation
sporophyte
host
permeability
8. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism
adrenocorticotrophic hormone
ethanol fermentation
antigen
rhodopsin
9. Fluid skeleton of annelids
cephalic
hydrostatic skeleton
gill slit
species
10. A network or mesh of fibrils - fibers or filaments
reticulum
spindle
peristalsis
clotting
11. An organic catalyst and protein
myelin sheath
enzyme
wood
autotroph
12. A female sex hormone secreted by the follicle
lactid acid fermentation
estrogen
F1
placenta
13. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
cytosine
fallopian tube
contractile vacuole
planaria
14. The first filial generation (first offspring)
notochord
F1
prophase
adrenocorticotrophic hormone
15. The separation of homologous pairs of chromosomes following meiotic synapsis
fibrinogen
disjunction
dendrite
vitamin
16. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species
cross-pollination
auxin
Annelida
thrombin
17. A stalklike or elongated body part - usually pointed at one end
polar body
antibody
cerebellum
style
18. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients
egg
placenta
fitness
respiratory center
19. The inner part of the adrenal gland that secretes adrenalin
uracil
endosperm
lymph
adrenal medulla
20. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
Bowman's capsule
cytochrome
crossing over
amnion
21. The system of naming an organism by its genus and species name
platelet
binomial nomenclature
imprinting
levels of structure
22. One of a class of organic compounds that contains a molecular skeleton of four fused rings of carbon
ectoderm
biotic
ethanol fermentation
steroid
23. An organ centrally involved in the human digestive system
alimentary canal
ungulate
legume
amnion
24. The thigh bone of vertebrates
parasitism
epiphyte
fermentation
femur
25. A tract of nerve fibers connecting the two cerebral hemispheres
Calvin cycle
corpus callosum
symbiosis
genotype
26. A structure that extends from the trunk of an organism and is capable of active movements
cornea
appendage
turgor pressure
alimentary canal
27. A plastid containing chlorophyll
pistil
crossing over
imprinting
chloroplast
28. The fusion of sperm and the egg to produce a zygote
chromosome
dominance
fertilization
isotonic
29. 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
goiter
peptide
angiosperm
gametophyte
30. A relationship in which one organism benefits at the expense of another
purine
parasitism
endemic
maltase
31. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath
urine
Arachnida
white matter
endosperm
32. The cavity in the mammalian ovary in which the egg ripens
germ layer
Graffian follicle
dominance
thymus
33. An individual that is heterozygous for only one trait
monohybrid
cerebral cortex
sex chromosome
endosperm
34. Occurs when a segment of genetic material on a chromosome becomes reversed
purine
micron (micrometer)
inversion
ureter
35. An organism that must get its inorganic and organic raw materials from the environment; a consumer
littoral zone
osmoregulation
diffusion
heterotroph
36. A short - stubby rod consisting of chromatin that is found in the nucleus of the cells; contains the genetic or hereditary component of cells (in the form of genes)
notochord
prokaryote
bile
chromosome
37. The loss of all or part of a chromosome
plexus
cuticle
coenzyme
deletion
38. 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
legume
stamen
phenotype
39. The physical appearance or makeup of an individual - as opposed to its genetic makeup
cell wall
cerebrum
heterotroph
phenotype
40. The inner layer of an organ surrounded by the cortex
medulla
reduction
Eustachian tube
ovary
41. A structure in animal cells containing centrioles from which the spindle fibers develop
alimentary canal
capillary
centrosome
cation
42. The part of the body of an animal that is between the neck or head and the abdomen
peptide
neuron
thorax
pyloric valve
43. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
medusa
coelom
passive immunity
cleavage
44. An organism that utilizes the energy of inorganic materials such as water and carbon dioxide or the sun to manufacture organic materials
nucleus
gametophyte
autotroph
cleavage
45. The intake of fluid droplets into a cell
crossing over
integument
pinocytosis
mitochondria
46. 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
stoma
placenta
carapace
notochord
47. A small projection in the walls of the small intestine that increases the surface area available for absorption
villus
aerobe
medulla oblongata
guanine
48. The organelle that provides mechanical support and carries out motility functions for the cell
NADP
cytoskeleton
homologous
abiotic
49. A lateral region of the forebrain
purine
thalamus
steroid
zygote
50. An enzyme from the pancreas that digests proteins in the small intestine
Coelentrata
pseudopod
trypsin
cerebellum