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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. Tubules that excrete metabolic wastes into the hindgut in arthropods
small intestine
malpighian tubules
spore
guard cell
2. A process of formation of ova
vacuole
polymer
genus
oogenesis
3. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
endocrine gland
glottis
cerebral cortex
hypertonic
4. A female sex hormone secreted by the follicle
estrogen
vein
hermaphrodite
ectoderm
5. An organic molecule consisting of joined phosphate - 5-carbon sugar (deoxyribose or ribose) - and a purine or a pyrimidine (adenine - guanine - uracil - thymine or cytosine)
hemoglobin
myelin sheath
nucleotide
FSH
6. An organic cofactor required for enzyme activity
coenzyme
Bowman's capsule
lymph
serum
7. The type of mating that occurs when an organism selects a mating partner that resembles itself
seminal fluid
polar body
mutagenic agent
assortative mating
8. A network of capillaries in the Bowman's capsules of the kidney
hyperthyroidism
glomerulus
deamination
neural tube
9. An organism that utilizes the energy of inorganic materials such as water and carbon dioxide or the sun to manufacture organic materials
inner ear
recombinant DNA technology
autotroph
wood
10. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
aldosterone
metaphase
oogenesis
independent assortment
11. A remnant of follicle after ovulation that secretes the hormone progesterone
corpus luteum
abiotic
regeneration
osmosis
12. A blood vessel that carries blood back to the heart from the capillaries
vein
meiosis
autolysis
eye
13. 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
thymus
nerve net
anaphase
lysosome
14. A stage of embryonic development in which the embryo consists of a hollow ball of cells
blastula
osmosis
pituitary
centrosome
15. A fluid-filled sensory apparatus that aids balance and hearing
inner ear
angiosperm
climax community
Rh factor
16. A flexible - supportive rod running longitudinally through the dorsum ventral to the nerve cord; found in lower chordates and in the embryos of vertebrates
morula
adrenal cortex
disaccharide
notochord
17. Describes cells that have a double set of chromosomes in homologous pairs (2n)
buffer
interstitial cells
diploid
autosome
18. The uppermost portion of pistil upon which pollen grains alight
independent assortment
spindle
stigma
cochlea
19. A nuclear protein of chromosomes that stains readily
planaria
chromatin
Arachnida
seminiferous tubules
20. A plant-eating animal
binomial nomenclature
herbivore
translocation
fertilization
21. A cell that divides to form two secondary spermatocytes
primary spermatocyte
phylum
endocytosis
biome
22. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
cell wall plate
NADP
diastole
aerobic
23. The liquid part of blood
plasma
aldosterone
pelagic zone
plasma membrane
24. An antipathogenic substance (e.g. - penicillin)
antibiotic
gibberellin
embolus
platelet
25. The largest artery; carries blood from the left ventricle
egg
sensory neuron
abiotic
aorta
26. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
synaptic terminal
genus
meninges
pons
27. A process by which the cytoplasm and the organelles of the cell divide; the final stage of mitosis
diastole
femur
mitochondria
cytokinesis
28. A ring-shaped muscle that is capable of closing a tubular opening by constriction
sphincter
fertilization
diencephalon
homozygous
29. Changes in genes that are inherited
mutation
oogenesis
Arachnida
sphincter
30. The area of medulla that regulates the rate of breathing
hypothalamus
pupil
isolation
respiratory center
31. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis
genetic code
bile salts
nucleus
nondisjunction
32. A change from a diploid nucleus to a haploid nucleus - as in meiosis
cretinism
gymnosperm
mitosis
reduction
33. An air sac in the lung; the site of respiratory exchange - involving diffusion of oxygen and carbon dioxide between the air in the alveolus and the blood in the capillaries
interstitial cells
alveolus
diffusion
spermatogenesis
34. 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
iris
prothrombin
homeotherm
testes
35. A plant growth hormone
nictitating membrane
chromatin
auxin
maltase
36. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
pupil
cleavage
monocotyledon
reduction
37. xylem that is no longer being used
eye
wood
feedback mechanism
hypocoytl
38. Any physical feature that prevents the ecological niches of different organisms from overlapping
Bowman's capsule
glycogen
geographical barrier
crossing over
39. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration
biotic
medulla
chitin
mitochondria
40. The ability of certain animals to regrow missing body parts
glottis
isomer
regeneration
corpus luteum
41. A fat or oil
plastid
lipid
ADH (vassopressin)
levels of structure
42. Occurs when certain traits are determined by genes on sex chromosomes
sex linkage
alimentary canal
lipase
gibberellin
43. A space in the cytoplasm of a cell that contains fluid
saprophyte
vein
epinephrine
vacuole
44. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
Coelentrata
axon
urethra
integument
45. An organism that possesses one or more whiplike appendages called flagella
F2
flagellate
abiotic
insulin
46. A structure in animal cells containing centrioles from which the spindle fibers develop
centrosome
self-pollination
ureter
point mutation
47. The kind of bond formed when two amino acid units are jointed end to end
peptide
geotropism
Golgi apparatus
circadian rhythms
48. The individual differences of form among the members of a species
deamination
chitin
polymorphism
pharynx
49. A group of populations that can interbreed
phototropism
species
thrombin
rod
50. Describes arthropods and other animals whose skeletal or supporting structures are outside the skin
binomial nomenclature
ptyalin
exoskeleton
dendrite