SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. One of a class of organic compounds that is composed of many amino acids; contains C - H - O and N
protein
physiology
gymnosperm
micron (micrometer)
2. A category of taxonomic classification that is ranked above class and under kingdoms
phylum
linkage
trachea
calorie
3. An enzyme that acts upon maltose and converts it into glucose
maltase
contractile vacuole
micron (micrometer)
wood
4. The separation of some members of a population from the rest of their species; prevents interbreeding and may lead to the development of a new species
hypotonic
isolation
trypsin
progesterone
5. Pertaining to a restricted locality; ecologically - occurring only in one particular region
vein
endemic
reticulum
ilium
6. The study of organisms in relation to their environment
ecology
humerus
binary fission
circadian rhythms
7. The coiled part of the sperm duct - adjacent to the testes in mammals
exocytosis
cortex
epididymis
purine
8. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
cytoplasm
NAD
glycogen
endoplasmic reticulum
9. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development
uracil
pyrimidine
yolk sac
autonomic nervous system
10. The basal branch of each spinal nerve; carries motor neurons
feedback mechanism
ventral root
lysosome
diploid
11. Organelles that serve as specialized containers for metabolic reactions
tissue
nuclear membrane
microbodies
germ cell
12. The process by which carbohydrates are formed through chemical energy; found in bacteria
pyrimidine
chemosynthesis
nondisjunction
analogous
13. In plants - an area of undifferentiated tissue covered by embryonic leaves
bud
endosperm
plankton
lactase
14. One or two or more types of genes - each representing a particular trait; many alleles exist for a specific gene locus
allele
pituitary
sympathetic
Bowman's capsule
15. An organism that does not require free oxygen in order to respire
phototropism
anaerobe
mutation
synergistic
16. The vascular tissue of a plant that transports organic materials (photosynthetic products) from the leaves to other parts of the plant
phloem
recombinant DNA technology
chloroplast
polysaccharide
17. Describes cells that have a double set of chromosomes in homologous pairs (2n)
carnivore
assortative mating
mitochondria
diploid
18. A hormone that regulates water reabsorption
ADH (vassopressin)
vein
stomach
iris
19. The intake of fluid droplets into a cell
cloaca
pinocytosis
ribosome
spore
20. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones
diploid
organelle
pupil
adrenocorticotrophic hormone
21. A plant growth hormone
monohybrid
insulin
auxin
synaptic terminal
22. A simple sugar
osmoregulation
pairing
genetic drift
monosaccharide
23. Tissue formed by the differentiation of cambium that causes a growth in width of a plant system
hyperthyroidism
niche
secondary tissue
fallopian tube
24. A carbohydrate that is composed of many monosaccharide units joined together
endocytosis
polysaccharide
translocation
cytoplasm
25. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body
mitosis
aortic arch
epiglottis
coenzyme
26. The external opening of the trachea in insects
maltose
spiracle
femur
synaptic terminal
27. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds
fallopian tube
auxin
levels of structure
morula
28. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
amnion
genus
hepatic portal system
digestion
29. 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
humerus
epiglottis
asexual reproduction
isotonic
30. The female gonad in animals; the base of the pistil in plants
allele
ventral root
colon
ovary
31. The biome located between the polar region and the tiaga
spindle
circadian rhythms
capillary
tundra
32. The anaerobic respiration of carbohydrates
gylcolysis
medusa
gonads
fruit
33. The movement of particles from one place to another as a result of their random motion
pituitary
ventral root
diffusion
primary spermatocyte
34. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)
asexual reproduction
androgen
pyloric valve
medulla
35. A mass of cells that have similar structures and perform similar functions
NADP
Krebs cycle
tissue
systole
36. A group of populations that can interbreed
species
ventral root
microbodies
erythrocyte
37. Agent that induces mutations; typically carcinogenic
lacteal
centrosome
homozygous
mutagenic agent
38. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen
ptyalin
acetylcholine
dimorphism
active immunity
39. An enlargement of the thyroid gland due to lack of iodine
translation
goiter
osmosis
neural tube
40. Protein threads that form in the blood during clotting
haploid
fibrin
eye
neural tube
41. The sensory branch of each spinal nerve
polyp
allele
dorsal root
diastole
42. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
pharynx
assortative mating
dihybrid
aldosterone
43. A transmitter substance released from the axons of nerve cells at the synapse
epinephrine
acetylcholine
wood
biome
44. The system of naming an organism by its genus and species name
binomial nomenclature
thymus
niche
thorax
45. The creation of certain strains of specific traits through control of breeding
sensory neuron
passive immunity
selective breeding
eye
46. A tube connecting the ovaries and the uterus
ecological succession
oviduct
test cross
protein
47. Changes in genes that are inherited
micron (micrometer)
Graffian follicle
taiga
mutation
48. The ways in which organisms regulate their internal heat
taiga
glottis
pH
thermoregulation
49. The orderly process by which one biotic community replaces another until a climax community is established
ecological succession
pH
fitness
hybrid
50. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
endocytosis
levels of structure
spindle
cerebrum