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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 female gonad in animals; the base of the pistil in plants
oviduct
ovary
epicotyl
diastole
2. A form of anaerobic respiration found in yeast and bacteria
taiga
binomial nomenclature
vacuole
ethanol fermentation
3. A gland composed of two parts - anterior and posterior - each with its own secretions; called the "master gland" because its hormones stimulate secretions by other glands
herbivore
pituitary
carbon cycle
bacillus
4. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
antibiotic
cleavage
anaphase
gonads
5. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
cambium
telophase
anaerobic
climax community
6. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
calorie
dimorphism
corpus luteum
photoperiodism
7. Daily cycles of behavior
circadian rhythms
feedback mechanism
binomial nomenclature
mutagenic agent
8. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
cortisone
morula
pituitary
regeneration
9. A tract of nerve fibers connecting the two cerebral hemispheres
corpus callosum
enzyme
Golgi apparatus
anaphase
10. Requiring free oxygen from the atmosphere for normal activity and respiration
hyperthyroidism
colon
aerobic
wood
11. A fluid-filled sensory apparatus that aids balance and hearing
parasitism
inner ear
auxin
pathogen
12. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm
cytoplasm
nerve net
aqueous humor
NAD
13. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
macula
Annelida
clotting
seminiferous tubules
14. A mitotic stage in which nuclei reform and nuclear membrane reappears
chloroplast
endocrine gland
cytoskeleton
telophase
15. The loss of all or part of a chromosome
meristem
deletion
stigma
pairing
16. A ductless gland in upper chest region concerned with immunity and the maturation of lymphocytes
ventral root
thymus
carapace
consumer
17. Genetic blending; each allele exerts some influence on the phenotype
incomplete dominance
F2
respiration
cerebrum
18. Random evolutionary changes in the genetic makeup of a population
genetic drift
turgor pressure
phagocyte
metabolism
19. A grouping of neuron cell bodies that acts as a coordinating center
inversion
genotype
autotroph
ganglion
20. A change from a diploid nucleus to a haploid nucleus - as in meiosis
reduction
contractile vacuole
sensory neuron
gill slit
21. Adrenaline
gall bladder
endoplasm
Bowman's capsule
epinephrine
22. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft
hydrostatic skeleton
gametophyte
villus
littoral zone
23. An antigen in blood; can cause erythroblastosis fetalis when the mother is Rh- and the fetus is Rh+
nucleotide
metabolism
Rh factor
pairing
24. The functional role and position of an organism in an ecosystem; embodies every aspect of the organism's existence
asexual reproduction
thymine
niche
peptide
25. The part of the alimentary canal between the mouth and the esophagus
pharynx
population
vein
mitochondria
26. A stomach enzyme that partially digests proteins
pepsin
nucleotide
adaptive radiation
bile salts
27. Organism that consumes food from outside itself instead of producing it
photoperiodism
enzyme
pineal body
consumer
28. A ductless gland that secretes hormones directly into the bloodstream
endocrine gland
lactase
ingestion
integument
29. Bacteria that are rod shaped
thryoxin
sphincter
atrium
bacillus
30. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
phenotype
sex chromosome
nephron
endocytosis
31. The pressure exerted by the contents of a cell against the cell membrane or cell wall
ethanol fermentation
uterus
autolysis
turgor pressure
32. Cytoplasmic bodies within a plant cell that are often pigmented
plastid
sex linkage
hybrid
chyme
33. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
bacteriophage
aldosterone
bile
mucosa
34. An enzyme that acts upon sucrose
Protista
isolation
sucrase
oogenesis
35. A plant-eating animal
herbivore
chitin
cuticle
ureter
36. A compact linear organization of nerve tissues with ganglia in the CNS
endosperm
nerve cord
epinephrine
plankton
37. A stalklike or elongated body part - usually pointed at one end
saprophyte
style
medulla oblongata
gamete
38. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
pineal body
oxidation
respiratory center
fallopian tube
39. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
homologous
testes
esophagus
exocrine
40. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
digestion
embolus
pineal body
carnivore
41. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
permeability
iris
synergistic
Krebs cycle
42. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
NADP
gastrula
synapsis
plasmodium
43. An offspring that is heterozygous for one or more gene pairs
bacillus
peripheral nervous system
sporophyte
hybrid
44. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
gene
mitosis
gonads
ethylene
45. Self-digestion occurring in plant and animal tissues - particularly after they have ceased to function properly
plastid
autolysis
Annelida
ureter
46. A network or mesh of fibrils - fibers or filaments
angiosperm
reticulum
nephron
urinary bladder
47. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field
point mutation
endoderm
cation
lymph capillary
48. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP
phloem
electron transport chain
sex chromosome
zygote
49. An excretory product of protein metabolism
urea
platelet
aortic arch
Bowman's capsule
50. A plant growth hormone
xylem
auxin
epiphyte
peptide