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 chain produced by likening small organic compounds called monomers






2. A type of social learning based on early experience which allows offspring to bond to their mother






3. Reads bases and puts the correct base into it & can only lay down in one direction






4. When the heterozygote has a phenotype intermediate between those of its two parents






5. A sequence of three bases that hydrogen bond with the mRNA codon by complementary base pairing






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






7. Physically changing from sex when there aren't any of one sex






8. Towards the stimulus






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






10. The time when no cell division in occurs






11. The accelerating population growth rate that occurs when optimal conditions allow a constant per capita growth rate






12. A double ringed nitrogenous base






13. Growth response to physical disturbance & positive or negative






14. Reproductive isolation due to molecular and chemical differences






15. AAAA...






16. Produces semen (3)






17. Competition among population of different species






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






19. Eggs formed and held in the mother & eggs hatch and the offspring leaves the mother






20. Choosing certain trains and breeding only individuals that axhibited the desired traits






21. The constituent of a protein & has an amino group (NH2) and a carboxyl group (COOH) bonded to the same alpha carbon






22. Collects waste products in a land egg






23. Changes in the shape of a protein and the accompanying loss of its biological activity






24. Produces oxytocin






25. Occurs when each individual in a population consumes too large a share of resources






26. A link formed when three or more amino acids combine






27. Both extremes are better than average






28. Up or down






29. The average per capita death rate






30. The change in species composition over time in a habitat that was not previously inhabited by organisms (no soil)






31. The genetic drift that results when a small number of individuals from a large population found a new colony






32. Plant growth response that is not dependent on the direction of the stimulus






33. Fossil record






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






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






36. Completes the preparation of the endometrium for pregnancy






37. Completes the preparation of the endometrium for pregnancy






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






39. The ability to produce viable offspring






40. A species that affects the community because it is very common






41. Promotes cell elongation & apical dominance






42. Shows the mortality and survival data of a population






43. Species that show repetitive reproductive cycles






44. A main component of cell walls of fungi and of the external skeletons of insects & crayfish & and other arthropods






45. Fluid filled chamber that surrounds and protects the developing embryo in a land egg






46. A parasite that lives on the outside of the host






47. A group of atoms that determines the types of chemical reactions and associations in which the compound participates






48. Separates sperm from the egg






49. The strand of DNA that is always growing away from the replication fork & so only short pieces can be synthesized






50. Fluid filled chamber that surrounds and protects the developing embryo in a land egg