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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. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules
adenosine phosphate
flagellum
anaerobic
seminal fluid
2. One of the primary tissues of the embryo
germ layer
epidermis
assimilation
permeability
3. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
plasma membrane
luteinizing hormone (LH)
carnivore
prothrombin
4. The portion of alimentary canal connecting the pharynx and the stomach
secondary tissue
vein
hermaphrodite
esophagus
5. The transformation of an immature animal into an adult; a change in the form of an organ or structure
Loop of Henle
metamorphosis
hypothalamus
root hair
6. The science of classification of living things
epidermis
duodenum
cytosine
taxonomy
7. The inner portion of the cytoplasm of a cell or the portion that surrounds the nucleus
parasympathetic
nictitating membrane
endoplasm
reduction
8. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
cephalic
glomerulus
chromosome
aldosterone
9. The part of the hindbrain located in the brain stem
allantois
cephalic
pons
cerebellum
10. Any organism that is the victim of a parasite
inversion
nictitating membrane
osmosis
host
11. A space in the body
sinus
aqueous humor
protein
amnion
12. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
Coelentrata
electron transport chain
Arthropoda
carapace
13. In mammals - the slitlike opening formed by the vocal folds in the larynx
endocrine gland
glottis
cortex
lens
14. Pertaining to a type of gland that releases its secretion through a duct
cytokinesis
exocrine
homozygous
cambium
15. The study of all living processes - activities and functions
gonads
hydrostatic skeleton
physiology
lymph
16. 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
ectoderm
acetylcholine
gene frequency
anaphase
17. An organic cofactor required for enzyme activity
uracil
coenzyme
independent assortment
pith
18. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron
gastrula
excretion
planaria
retina
19. The mammalian oviduct that leads from the ovaries to the uterus
nictitating membrane
myelin sheath
reduction
fallopian tube
20. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
lactid acid fermentation
humerus
cloaca
serum
21. Globular proteins produced by tissues that destroy or inactivate antigens
rickettsia
antibody
pituitary
tissue
22. The process by which carbohydrates are formed through chemical energy; found in bacteria
trilobite
mucosa
Bowman's capsule
chemosynthesis
23. In plants - an area of undifferentiated tissue covered by embryonic leaves
plastid
bud
malleus
mitosis
24. An antigen in blood; can cause erythroblastosis fetalis when the mother is Rh- and the fetus is Rh+
photoperiodism
analogous
Rh factor
genetic code
25. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems
epidermis
autonomic nervous system
microbodies
monocotyledon
26. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria
pH
genotype
legume
transpiration
27. A change from a diploid nucleus to a haploid nucleus - as in meiosis
larva
adrenaline (epinephrin)
plasma
reduction
28. A condition in which an organism may have a multiple of the normal number of chromosomes (4n - 6n - etc)
parenchyma
polyploidy
pharynx
thermoregulation
29. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
duodenum
nuclear membrane
NADP
trypsin
30. One-thousandth of a millimeter; a unit of microscopic length
binomial nomenclature
saprophyte
epithelium
micron (micrometer)
31. A sugar composed of two combined monosaccharides
thymus
chitin
pineal body
disaccharide
32. An organism that does not require free oxygen in order to respire
epididymis
appendage
excretion
anaerobe
33. Secreted by the anterior pituitary gland - this hormone stimulates the conversion of a follicle into the corpus luteum and the secretion of progesterone by the corpus luteum
pollination
luteinizing hormone (LH)
gametophyte
plexus
34. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
rickettsia
ureter
point mutation
auxin
35. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added
self-pollination
point mutation
bile salts
commensal
36. Semen
pons
hypotonic
rod
seminal fluid
37. An organ that stores bile
cloaca
gall bladder
placenta
coenzyme
38. The intake of fluid droplets into a cell
pepsin
polyploidy
pinocytosis
aorta
39. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
sensory neuron
gene
cleavage
pairing
40. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones
allantois
monocotyledon
adrenocorticotrophic hormone
vagus nerve
41. The microspore of a seed plant
pollen
trilobite
mucosa
anaerobe
42. The dorsal part of the hip girdle
pineal body
cuticle
immunity
ilium
43. An animal phylum in which all members have a notochord - dorsal nerve cord and pharyngeal gill slits at some embryonic stage; includes the Cephalochordata and the Vertebrates
Chordata
lactase
active immunity
gene
44. 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)
chromosome
nondisjunction
planaria
villus
45. An opening in the eye whose size is regulated by the iris
genotype
pupil
heterotroph
insulin
46. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
taiga
centriole
placenta
hormone
47. Undifferentiated tissue in the stem of a plant that aids growth in width
insulin
cambium
germ cell
autosome
48. A process of formation of ova
chitin
mutagenic agent
oogenesis
metabolism
49. Random evolutionary changes in the genetic makeup of a population
polyp
genetic drift
aqueous humor
passive immunity
50. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen
budding
glottis
active immunity
fallopian tube