Test your basic knowledge |

Honors Freshman Science

Subject : science
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 layer that surrounds the cell and holds everything in






2. A long whip-like tail used for movement






3. When one individual behaves in a way that seem to benefit others rather than itself






4. A group of the populations of all the different species in an area






5. Stable relationships that ensure cooperative behavior in mating and the rearing of the young






6. TATA






7. Birth canal






8. Growth response to physical disturbance & positive or negative






9. The science that deals with human population statistics






10. Local variation in climate produced by differences in elecation






11. A channel that takes things from one side of the phospholipid bilayer to the other by having a protein attach to the channel which changes its shape and moves the stuff to the other side






12. A protein that accelerates the thousands of different chemical reactions that take place in an organism






13. The formation of an association between some normal body function and a new stimulus






14. A group consisting of members of the same species that live together in a prescribed area at the same time






15. Aka aggregated distribution & occurs when resources in an area are clumbed & when there is limited seed dispersal or asexual reproduction & or when families/colonies all live together & good because the organisms can protect one another






16. Warning coloration & conspicuous colors of patters which advertise a species' unpalatibility to potential predators






17. Grasses and scattered trees & less precipitation than in grasslands






18. A symbiotic relationship in which the parasite benefits which the host is harmed






19. Emphasizes species individuality & shows how each species has its own abiotic living requirements






20. An evolutionary modification that improves the chances of survival and reproductive success in a given environment






21. Promotes cell elongation & apical dominance






22. The empty space in the ER tubes






23. The potential ecological niche of a species






24. A behavior that has been modified in response to environmental experience






25. When a cell or nucleus has only a single set of chromosomes






26. A gene carried on the Y chromosome






27. A periodic long-distance travel from one location to another






28. A species that is crucial in determining the nature of the entire community and that greatly affects the rest of the community & keeps the who ecosystem in balance






29. Found out that the hormone was being produced in the tip






30. Lining of the uterus






31. All of the contents of the cell inside the membrane






32. Separates sperm from the egg






33. Stores water in plants






34. Stimulates the interstitial cells to secrete testosterone in males & stimulates ovulation and the development of the corpus luteum in females






35. A molecule consisting of a clycerol joined to three fatty acids






36. The study of how living organisms and the physical environment interact in an immense and complcated web of relationships & the broadest field of biology






37. A piece of DNA made on the lagging strand






38. When there is equilibrium between to areas & but molecules are still moving






39. Eggs laid and then fertilized






40. Have trains that maximize the chance of surviving in an environment where the number of individuals is the carrying capacity & have few offspring & are larger & have long life spans & develop slowly & reproduce late & have low reproductive rates & pr






41. A long whip-like tail used for movement






42. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other






43. Produces semen (3)






44. Transmits hereditary information and determines what proteins a cell manufactures






45. When most are average and extremes are better






46. Things that eat the primary consumers & third lowest trophic level






47. The nuclear division that produces two nuclei containing chronosomes identical to those in the parental nucleus






48. Response of any plant to the amount of light it receives






49. Going through protein channels with the concentration gradient






50. Produces proteins