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SAT Subject Test: Biology

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 portion of seed plant embryo above the cotyledon






2. Technology that allows for manipulation of genetic material






3. The navel






4. The male gonads that produce sperm and male hormones






5. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections






6. The smallest particle that is capable of carrying out photosynthesis; the functional unit of a chloroplast






7. A purine (nitrogenous base) component of nucleotides and nucleic acids; links with cytosine in DNA






8. Laws of classical genetics established through Mendel's experiments with peas






9. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac






10. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response






11. A type of anaerobic respiration found in fungi - bacteria and human muscle cells






12. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids






13. The production of a number of different species from a single ancestral species






14. In taxonomy - a classification between species and family






15. An association of homologous chromosomes during the first meiotic division






16. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes






17. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species






18. Fluid in the eye - found between the cornea and the lens






19. A disease-causing organism






20. A form of asexual reproduction in which the egg develops in the absence of sperm






21. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose






22. One of a pair of kidney-shaped cells that surround a stomate and regulate the size of the stomate in a leaf






23. A chemical action that releases energy from glucose to form ATP






24. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions






25. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development






26. The recycling of carbon from decaying organisms for use in future generations






27. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome






28. The class of free-living flatworms






29. Pertains to a gene or characteristic that is masked when a dominant allele is present






30. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade






31. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells






32. A specialized structure that carries out particular functions for eukaryotic cells






33. A plant growth hormone






34. The phylum to which segmented worms belong






35. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells






36. The cavity between the lungs and the wall of the chest






37. A family tree depicting the inheritance of a particular genetic trait over several generations






38. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm






39. The process by which a certain function is regulated by the amount of the substance it produces






40. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter






41. 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)






42. Tubules that excrete metabolic wastes into the hindgut in arthropods






43. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans






44. A sugar composed of two combined monosaccharides






45. An enzyme from the pancreas that digests proteins in the small intestine






46. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to






47. A hydrogen carrier containing iron that functions in many cellular processes - including respiration






48. Any organism that is the victim of a parasite






49. An organ that stores urine temporarily before it is excreted






50. A condition in which an organism may have a multiple of the normal number of chromosomes (4n - 6n - etc)