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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. The process by which environmental patterns or objects presented to a developing organism during a "critical period" of its growth is accepted as a permanent element of its behavior
plastid
zygote
imprinting
cerebral hemisphere
2. A marine biome typical of the open seas
pelagic zone
reduction
luteinizing hormone (LH)
thymus
3. Fluid excreted by the kidney containing urea - water - salts - etc
photolysis
malpighian tubules
myelin sheath
urine
4. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root
calorie
population
hypocoytl
DNA
5. Laws of classical genetics established through Mendel's experiments with peas
pedigree
bile salts
Mendelian laws
species
6. The large intestine
sporophyte
colon
gene
plasmodium
7. Describes cells that have a double set of chromosomes in homologous pairs (2n)
trypsin
autotroph
marsupial
diploid
8. The primary germ layer - developed from the lip of the blastopore - that gives rise to the skeleton - the circulatory system and many organs and tissues between the epidermis and the epithelium
mesoderm
enzyme
axon
selective breeding
9. A large class of arthropods - including crabs and lobsters
cornea
mitochondria
Crustacea
stroma
10. An organism that must get its inorganic and organic raw materials from the environment; a consumer
thermoregulation
heterotroph
asexual reproduction
meiosis
11. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
chromosome
cytochrome
mitosis
plasma membrane
12. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)
phototropism
glycogen
thorax
pairing
13. A kingdom of unicellular living organisms that are neither animals nor plants; includes some groups of algae - slime molds and protozoa
chromosome
adrenaline (epinephrin)
Protista
abiotic
14. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
hypothalamus
endosperm
bacteriophage
prokaryote
15. A cell resulting from the fusion of gametes
axon
estrogen
zygote
hermaphrodite
16. A duct through which the urine passes from the bladder to the outside
hemoglobin
urethra
meninges
phenotype
17. A body fluid that flows in its own circulatory fluid in lymphatic vessels separate from blood circulation
legume
lymph
pseudopod
cell wall plate
18. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients
binomial nomenclature
deoxyribose
semicircular canals
egg
19. 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
planaria
anaphase
coelom
fertilization
20. An enzyme from the pancreas that digests proteins in the small intestine
stamen
plastid
epicotyl
trypsin
21. An organ that is not functional in an organism - but was functional at some period in its evolution
follicle
polymorphism
urinary bladder
vestigial organ
22. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells
plasmodium
flagellate
emulsion
physiology
23. 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)
meiosis
nerve net
chromosome
hybrid
24. The process of breaking down large organic molecules into smaller ones
digestion
ptyalin
cephalic
ecology
25. A female sex hormone secreted by the follicle
isolation
estrogen
cortex
gall bladder
26. A constituent of the plasma of the blood of vertebrates; it is converted to thrombin by thrombokinase in the presence of calcium ions - thus contributing to the clotting of blood
seminiferous tubules
meiosis
prothrombin
clotting
27. Pertaining to a subdivision of the autonomic nervous system of vertebrates
axon
synaptic terminal
parasympathetic
monohybrid
28. The cellular layer that covers external and internal surfaces
metamorphosis
Annelida
macula
epithelium
29. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis
ribosome
phenotype
pollen
medulla
30. A space in the body
plasma membrane
phylum
angiosperm
sinus
31. A progressive change from which a permanently more mature or advanced state results
peristalsis
epicotyl
differentation
androgen
32. A jellyfish
maltose
abiotic
medusa
thorax
33. A colloidal system involving the dispersion of a liquid within a liquid
allele
emulsion
Chordata
protein
34. An excretory product of protein metabolism
spiracle
lichen
urea
pupil
35. A plant that lives on another plant mensalistically
epiphyte
xylem
epididymis
budding
36. 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
nictitating membrane
nucleolus
allantois
capillary
37. An organelle that contains enzymes that aid in intracellular digestion
codominant
translation
lysosome
maltase
38. The intake of fluid droplets into a cell
glottis
egg
pinocytosis
chloroplast
39. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field
sinus
cell wall plate
cation
Graffian follicle
40. A marine arthropod - now extinct - that lived during the Paleozoic era
trilobite
bile
lipid
malpighian tubules
41. One of a class of organic compounds that is composed of many amino acids; contains C - H - O and N
pons
carbohydrate
protein
lactase
42. A bone of the upper arm
sex chromosome
diffusion
central nervous system
humerus
43. A reproductive cell
germ cell
isomer
photolysis
cell wall
44. The process by which a certain function is regulated by the amount of the substance it produces
cortex
chloroplast
parasitism
feedback mechanism
45. An enlargement of the thyroid gland due to lack of iodine
goiter
phagocyte
axon
phenotype
46. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose
carbohydrate
emulsion
monosaccharide
interstitial cells
47. Globular proteins produced by tissues that destroy or inactivate antigens
ovary
placenta
antibody
erythrocyte
48. Functional urinary tubules responsible for excretion in the kidney of vertebrates
diencephalon
nephron
anaphase
aerobe
49. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species
placenta
sympathetic
genotype
cross-pollination
50. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
genotype
thoracic duct
polyp
peripheral nervous system