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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 transfer of pollen to the micropyle or to a receptive surface that is associated with an ovule (such as stigma)
chromosome
lymphocyte
pollination
fermentation
2. A female sex hormone secreted by the follicle
conditioning
irritability
pollen
estrogen
3. A space in the cytoplasm of a cell that contains fluid
regeneration
vacuole
seminal fluid
ecology
4. 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
prothrombin
meiosis
myelin sheath
peristalsis
5. Pertains to a gene or characteristic that is masked when a dominant allele is present
ilium
plasma membrane
pleural cavity
recessive
6. The microspore of a seed plant
pollen
carapace
endoderm
FSH
7. Refers to protective covering
active immunity
metaphase
integument
reticulum
8. The portion of alimentary canal in which some protein digestion occurs
villus
artery
sporophyte
stomach
9. An air duct from the middle ear to the throat that equalizes external and internal air pressure
endemic
Eustachian tube
polyploidy
estrogen
10. Related to the sense of smell
germ cell
pleural cavity
aerobic
olfactory
11. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
gene frequency
metaphase
hermaphrodite
ADH (vassopressin)
12. 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
budding
Mendelian laws
ectoderm
allantois
13. The ability of certain animals to regrow missing body parts
regeneration
adaptation
malleus
food vacuole
14. Any organism that is the victim of a parasite
clotting
host
endoderm
vacuole
15. The kind of bond formed when two amino acid units are jointed end to end
pairing
ovary
polar body
peptide
16. The biome located between the polar region and the tiaga
fibrinogen
functional groups
tundra
pseudopod
17. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration
nephron
asexual reproduction
legume
mitochondria
18. A wall composed of cellulose that is external to the cell membrane in plants; it is primarily involved in support and in the maintenance of proper internal pressure
mutagenic agent
clotting
cell wall
prokaryote
19. The cavity in the mammalian ovary in which the egg ripens
phototropism
genetic drift
spore
Graffian follicle
20. A fluid-filled sensory apparatus that aids balance and hearing
progesterone
inner ear
Loop of Henle
gall bladder
21. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
carapace
wood
photolysis
clotting
22. In mammals - the slitlike opening formed by the vocal folds in the larynx
antigen
glottis
polar body
pollination
23. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response
cotyledon
lymphocyte
cytosine
sex linkage
24. A response by an organism to the duration and timing of light and dark conditions
phagocyte
peripheral nervous system
hybrid
photoperiodism
25. A kingdom of unicellular living organisms that are neither animals nor plants; includes some groups of algae - slime molds and protozoa
Protista
adrenal cortex
iris
feedback mechanism
26. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
epidermis
Loop of Henle
autonomic nervous system
homologous
27. A plant growth hormone
ureter
seminiferous tubules
auxin
thyroid
28. A change from a diploid nucleus to a haploid nucleus - as in meiosis
reduction
transcription
monocotyledon
consumer
29. An "emergency" hormone stimulated by anger or fear; increase blood pressure and heart rate in order to supply the emergency needs of the muscles
cuticle
bile
cerebral cortex
adrenaline (epinephrin)
30. An endocrine gland of vertebrates - usually paired - and located near or within the thyroid that secretes parathormone - which controls the metabolism of calcium
lysosome
recessive
alveolus
parathyroid
31. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm
pyrimidine
genetic code
pineal body
nerve net
32. An organism that utilizes the energy of inorganic materials such as water and carbon dioxide or the sun to manufacture organic materials
trypsin
myelin sheath
thryoxin
autotroph
33. A carbohydrate that is composed of many monosaccharide units joined together
nerve cord
polysaccharide
flagellum
rhodopsin
34. A plant that has two seed leaves or cotyledons
hemoglobin
adenosine phosphate
dicotyledon
semicircular canals
35. Substance secreted by organisms that influences the behavior of other members of the same species
polymorphism
ptyalin
spermatogenesis
pheromone
36. The thin-walled anterior chamber of the heart (also called the auricle)
lactase
atrium
larva
peptide
37. In plants - the tissue between the epidermis and the vascular cylinder in the roots and stems of plants; in animals - the outer tissue of some organs
feedback mechanism
saprophyte
ganglion
cortex
38. The large intestine
centromere
cytochrome
colon
aerobe
39. A white or colorless - amorphous - horny substance that forms part of the outer integument of insects - crustaceans and some other invertebrates; it also occurs in certain fungi
adaptive radiation
consumer
notochord
chitin
40. The orderly process by which one biotic community replaces another until a climax community is established
ecological succession
dominance
centriole
lipid
41. The junction or gap between the axon terminal of one neuron and the dendrites of another neuron
immunity
synapse
eukaryote
tissue
42. The basal branch of each spinal nerve; carries motor neurons
ventral root
carnivore
gametophyte
autolysis
43. A mass of cells that have similar structures and perform similar functions
medulla oblongata
tissue
spiracle
synapse
44. A jellyfish
luteinizing hormone (LH)
medusa
chitin
glomerulus
45. The outermost - extra-embryonic membrane of reptiles and birds
gall bladder
uracil
allele
chorion
46. Any chromosome that is not a sex chromosome
pulmonary
assimilation
photoperiodism
autosome
47. A nerve fiber
carbon cycle
axon
lacteal
cytokinesis
48. Relating to the lung
sex chromosome
recombinant DNA technology
osmosis
pulmonary
49. The intake of fluid droplets into a cell
nucleus
pinocytosis
malpighian tubules
purine
50. The cellular layer that covers external and internal surfaces
nondisjunction
epithelium
cytoplasm
epiglottis