Test your basic knowledge |

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 pairing of homologous chromosomes during meiosis






2. A lateral region of the forebrain






3. 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






4. An emulsifying agent secreted by the liver






5. The outer layer of cerebral hemispheres in the forebrain - consisting of gray matter






6. The part of the flower that produces pollen






7. Pertaining to a type of gland that releases its secretion through a duct






8. An organ centrally involved in the human digestive system






9. A cell that divides to form two secondary spermatocytes






10. The area of medulla that regulates the rate of breathing






11. Organelles that serve as specialized containers for metabolic reactions






12. The separation of homologous pairs of chromosomes following meiotic synapsis






13. A large molecule that is composed of many similar molecule units






14. A neuron that picks up impulses from receptors and transmits them to the spinal cord






15. The type of mating that occurs when an organism selects a mating partner that resembles itself






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






17. Technology that allows for manipulation of genetic material






18. The intake of food from the environment into the alimentary canal






19. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells






20. A group of populations that can interbreed






21. A remnant of follicle after ovulation that secretes the hormone progesterone






22. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation






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






24. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body






25. The kind of bond formed when two amino acid units are jointed end to end






26. Adrenaline






27. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them






28. The process by which water and dissolved substances pass through a membrane






29. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)






30. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin






31. The first filial generation (first offspring)






32. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions






33. The pressure exerted by the contents of a cell against the cell membrane or cell wall






34. A plant that has a single cotyledon or seed-leaf






35. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside






36. The vascular tissue of a plant that transports organic materials (photosynthetic products) from the leaves to other parts of the plant






37. An organism that requires oxygen for respiration and can live only in the presence of oxygen






38. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea






39. The liquid part of blood






40. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response






41. The sensory organ of the inner ear of mammals; it is coiled and contains the organ of corti






42. A structure of the eye that focuses images on the retina by changing its convexity






43. The transfer of pollen from the stamen to the pistil of the same flower






44. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient






45. Organism that consumes food from outside itself instead of producing it






46. A plant growth hormone






47. Bacteria that are rod shaped






48. The place of attachment of the mitotic fiber to the chromosome






49. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP






50. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association