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






2. When the chromatin fibers condense into chromosomes






3. Each gene is present in two copies & when gametes are formed each gamete gets only one of the two factors






4. Genes that tend to be inherited together






5. Any event in time that disrupts community or population structure






6. Plant growth response that is dependent on the direction of stimulus






7. Plastic cover of the penis






8. Growth response to gravity & positive in stem & negative in roots






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






10. A symbiotic relationship in which both partners benefit






11. A section of three nitrogenous bases






12. Lateral






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






14. The concentration of water is lower than in the other area






15. Moving molecules into a cell






16. Collects waste products in a land egg






17. Connects the baby to the placenta






18. Where ribosomes are made & in the nucleus






19. One extreme is bad and the other is good






20. The strand of DNA that is synthesized smoothly and continuously






21. The ability to produce viable offspring






22. The global movement of phosphorus between the abiotic environment and organisms






23. A type of learning in which an animal learns to ignore a repeated & irrelevant stimulus






24. The local environment where a species lives






25. Going from areas of high concentration to low concentration & going with the concentration gradient






26. Stimulates the development of seminiferous tubules and spermatogenesis in males & stimulates the development of follicles and the secretion of estrogen in females






27. The possession of two or more set of chromosomes






28. Plastic cap over the cervix






29. Covalently linking monomers






30. Male part of the flower






31. A protein channel that lets things in and out of the cell






32. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection






33. The divergence of two similar species living in the same geographic area






34. Stalk of the stamen






35. The science that deals with human population statistics






36. On the side where the 3' carbon is

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37. Camouflage






38. A macromolecule composed of amino acids






39. An intimate relationship or association between members of two or more species






40. A symbiotic relationship in which both partners benefit






41. The process by which heritable traits make it more likely that an organism will have greater reproductive success






42. A form of a gene






43. Light sensitive chemical






44. When a molecule attaches to the channel and the carrier 'somersaults' to the other side and releases the molecule & then returns to its original side






45. Zygote after it has undergone mitosis and grown






46. Individual & population & community & ecosystem & landscape & biosphere






47. Male gamete released into the female






48. Where ribosomes are made & in the nucleus






49. A grid that shows the possible combinations of alleles






50. The division of the cell cytoplasm to form two cells