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. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
cytochrome
fitness
calorie
pistil
2. The inner layer of an organ surrounded by the cortex
fruit
medulla
calorie
pseudopod
3. An enzyme that acts upon sucrose
pith
allantois
sucrase
metabolism
4. 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
cerebral hemisphere
translation
nerve net
anaphase
5. The fusion of sperm and the egg to produce a zygote
fertilization
chemosynthesis
sympathetic
bile salts
6. Refers to protective covering
genetic drift
integument
recessive
rickettsia
7. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis
erythrocyte
esophagus
sex linkage
chlorophyll
8. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes
chorion
isotonic
interstitial cells
self-pollination
9. The portion of seed plant embryo above the cotyledon
meristem
haploid
monocotyledon
epicotyl
10. A dark-staining small body within the nucleus; composed of RNA
nucleolus
ptyalin
physiology
chorion
11. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
cone
pith
serum
chromatid
12. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
nucleus
morula
artery
uracil
13. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath
white matter
Arachnida
semicircular canals
lactid acid fermentation
14. A behavioral or biological change that enables an organism to adjust to its environment
hormone
bile salts
adaptation
gymnosperm
15. A protein compound containing iron that is found in red blood cells
myelin sheath
cytoskeleton
hemoglobin
nucleus
16. A large class of arthropods - including crabs and lobsters
nephron
fruit
Crustacea
white matter
17. Random evolutionary changes in the genetic makeup of a population
epididymis
central nervous system
genetic drift
assortative mating
18. The outer - transparent layer of the eye
enzyme
endemic
zygote
cornea
19. A stage of mitosis; chromosomes line up at the equator of the cell
metaphase
systole
uterus
morula
20. A transmitter substance released from the axons of nerve cells at the synapse
bacteriophage
bud
acetylcholine
centriole
21. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
lymphocyte
seminal fluid
cone
clotting
22. A starch form in animals; glucose is converted to this in the liver
bile
thrombokinase
photolysis
glycogen
23. The female gonad in animals; the base of the pistil in plants
dorsal root
ovary
assortative mating
ungulate
24. The orientation of cells or organisms in relation to chemical stimuli; the growth or movement response of organisms to chemical stimuli
chemotropism
pharynx
metabolism
nephron
25. The part of the neuron that transmits impulses to the cell body
cornea
urine
legume
dendrite
26. Describes an individual that has the same gene for the same trait on each homologous chromosome
bile salts
homozygous
nucleolus
synapse
27. A female sex hormone secreted by the follicle
appendage
estrogen
niche
herbivore
28. 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
glomerulus
angiosperm
conditioning
commensal
29. A tube one cell thick that carries blood from artery to vein; the site of material exchange between the blood and tissues of the body
aerobic
capillary
primary spermatocyte
chlorophyll
30. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
Arthropoda
parasympathetic
anther
gylcolysis
31. Any physical feature that prevents the ecological niches of different organisms from overlapping
geographical barrier
polysaccharide
cerebrum
photolysis
32. The outermost bone of the middle ear (hammer)
littoral zone
guanine
malleus
ribosome
33. The intake of fluid droplets into a cell
pinocytosis
rhodopsin
epinephrine
turgor pressure
34. Any movement or growth of a living organism in response to the force of gravity
climax community
stigma
translocation
geotropism
35. The part of the hindbrain located in the brain stem
lipase
medusa
gametophyte
pons
36. A "seed leaf"; responsible for food digestion and storage in plant embryo
cytochrome
cotyledon
ectoderm
turgor pressure
37. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
clotting
pollination
autonomic nervous system
nuclear membrane
38. The coiled part of the sperm duct - adjacent to the testes in mammals
aortic arch
endocrine gland
epididymis
organelle
39. A ductless gland that secretes hormones directly into the bloodstream
recombinant DNA technology
endocrine gland
pheromone
plasma
40. The uppermost portion of pistil upon which pollen grains alight
nucleotide
stigma
myelin sheath
iris
41. In taxonomy - a classification between species and family
genus
planaria
epiphyte
gene
42. A pyrimidine found in RNA (but not DNA); pairs with DNA adenine
pyloric valve
adaptive radiation
gene frequency
uracil
43. The swelling at the end of an axon
synaptic terminal
homozygous
cone
prothrombin
44. Organelles that serve as specialized containers for metabolic reactions
selective breeding
microbodies
monohybrid
tetrad
45. The first filial generation (first offspring)
nucleolus
stoma
F1
self-pollination
46. The process of forming the sperm cells from primary spermatocytes
phloem
spermatogenesis
inner ear
permeability
47. The loss of all or part of a chromosome
artery
centrosome
deletion
hepatic portal system
48. A blood vessel that carries blood back to the heart from the capillaries
sphincter
appendage
dendrite
vein
49. A response by an organism to the duration and timing of light and dark conditions
photoperiodism
gibberellin
sinus
centromere
50. The place of attachment of the mitotic fiber to the chromosome
centromere
stamen
cell wall plate
capillary