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Test your basic knowledge |
SAT Subject Test: Biology
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Subjects
:
sat
,
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
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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 part of the flower that bears the female gametophyte
Crustacea
pistil
lacteal
polymorphism
2. The part of the hindbrain located in the brain stem
sinus
osmoregulation
pons
atrium
3. The liquid part of blood
seminiferous tubules
plasma
photoperiodism
somatic cell
4. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species
cross-pollination
sporophyte
nondisjunction
microbodies
5. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
Rh factor
nuclear membrane
fermentation
cytoskeleton
6. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath
plasma
cone
white matter
buffer
7. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
pedigree
thoracic duct
chitin
cytosine
8. In plants - the tissue between the epidermis and the vascular cylinder in the roots and stems of plants; in animals - the outer tissue of some organs
cortex
passive immunity
corpus callosum
trypsin
9. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
endoplasmic reticulum
angiosperm
symbiosis
calorie
10. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
bud
linkage
hypertonic
pons
11. An excretory product of protein metabolism
urea
endoplasm
granum
ethanol fermentation
12. A metabolic stage between mitoses in which genetic material is reproduced
incomplete dominance
hemoglobin
deamination
interphase
13. The haploid - sexual stage in the life cycle of plants
prothrombin
notochord
peripheral nervous system
gametophyte
14. An animal with a constant body temperature
phloem
homeotherm
polyploidy
deoxyribose
15. Tissue formed by the differentiation of cambium that causes a growth in width of a plant system
secondary tissue
seminal fluid
diploid
oxidation
16. A substance that participates in the clotting of blood in vertebrates
thrombin
ingestion
cortisone
micron (micrometer)
17. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases
Calvin cycle
genetic code
ureter
epididymis
18. An organ centrally involved in the human digestive system
peptide
enzyme
gall bladder
alimentary canal
19. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
dorsal root
rickettsia
capillary
platelet
20. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
cleavage
antibody
antigen
respiratory center
21. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
granum
sensory neuron
nerve net
photolysis
22. The most anterior portion of the small intestine of vertebrates - adjacent to the stomach; the continuation of the stomach into which the bile duct and pancreatic duct empty
aerobic
cretinism
duodenum
sinus
23. The phylum of sponges
plasma
thymus
phototropism
Porifera
24. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients
codominant
egg
morphology
reduction
25. 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
rhodopsin
gastrula
exoskeleton
meiosis
26. Requiring free oxygen from the atmosphere for normal activity and respiration
pairing
lactid acid fermentation
aerobic
synapsis
27. The female gonad in animals; the base of the pistil in plants
isomer
epiphyte
ovary
recombinant DNA technology
28. Movement of amoeba
Krebs cycle
germ cell
pseudopod
phenotype
29. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
morula
abiotic
antibody
F2
30. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body
ventricle
prothrombin
pith
organelle
31. The phylum to which segmented worms belong
cytoskeleton
xylem
mutualism
Annelida
32. The process of breaking down large organic molecules into smaller ones
pathogen
urine
digestion
plexus
33. The thigh bone of vertebrates
zygote
Bowman's capsule
phagocyte
femur
34. The part of the body of an animal that is between the neck or head and the abdomen
urinary bladder
thorax
homeotherm
gametophyte
35. Organism that produces its own food; first stage in the food chain
gall bladder
producer
legume
mutagenic agent
36. The large intestine
emulsion
eukaryote
colon
endoplasmic reticulum
37. The outer - transparent layer of the eye
lactid acid fermentation
cornea
prokaryote
polymer
38. A bone of the upper arm
genus
littoral zone
translocation
humerus
39. One of the two strands that constitute a chromosome; chromatids are held together by the centromere
polar body
chromatid
gastrula
Krebs cycle
40. A change from a diploid nucleus to a haploid nucleus - as in meiosis
reduction
DNA
diffusion
biotic
41. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
carbohydrate
meninges
exocrine
ungulate
42. A hormonal secretion of the adrenal cortex
allele
cytokinesis
photolysis
cortisone
43. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
pH
phylogeny
carnivore
codominant
44. A small projection in the walls of the small intestine that increases the surface area available for absorption
urea
chorion
diastole
villus
45. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones
adrenocorticotrophic hormone
pelagic zone
aqueous humor
sinus
46. A lateral region of the forebrain
hepatic portal system
mutualism
thalamus
mucosa
47. A protein compound containing iron that is found in red blood cells
niche
hemoglobin
deamination
binomial nomenclature
48. Pertaining to a type of gland that releases its secretion through a duct
exocrine
reduction
cretinism
allele
49. A network - particularly of nerve or blood vessels
neural tube
placenta
plexus
respiration
50. A structure in animal cells containing centrioles from which the spindle fibers develop
urethra
chloroplast
centrosome
Loop of Henle
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