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. Halfway between saturated and unsaturated






2. Chemical messenger






3. Aka temperate deciduous forest & broadleaf trees






4. Stores water in plants






5. The buildup of a toxin in an organism's body






6. The study of heredity






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






8. A disaccharide made from glucose and galactose & milk sugar






9. The movement of alleles






10. An arm of an amoeba






11. An actively cooperating group of individuals belonging to the same species and often closely related






12. The number of species in a community






13. The number and types of species present & the relative abundance of each species & the interactions between different species & the resilience to disturbances & energy and nutrient flow & productivity






14. The enzyme that controls the cell cycle & is destroyed during mitosis






15. Contains enzymes that help with fertilization






16. When females select their mates on the basis of some physical trait or some resource offered by the winning suitor






17. Plants & make their own food & lowest trophic level






18. Organizes the cell for purposes of cell division






19. The clearance of large expanses of forest for agriculture or other uses






20. Takes less energy and is more efficient than sexual reproduction






21. Stimulates contraction & prostaglandin release & and ejection of milk






22. A fatty acid that contains the maximum possible number of hydrogens






23. A graph that illustrates the total biomass at each successive trophic level






24. Shows the mortality and survival data of a population






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






26. When water moves into a cell and keeps going in until the membrane bursts






27. A single cell made from the union of two gametes






28. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period






29. Stimulates the anterior pituitary to make FSH and LH






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






31. An organic compound consisting of only carbon and hydrogen






32. Completes the preparation of the endometrium for pregnancy






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






34. The production of gametes






35. Going up and down around a set point






36. The tubules that extend from each pole to the equatorial region






37. The typical form of carbohydrate used for energy storage in plants






38. The end of a gene






39. Reproductive isolation due to different habitats in the same area






40. Secretes hormones that keep uterine lining thick in the event of fertilization & what the follicle turns into after fertilization






41. Implanted in the uterus & probably stimulates inflammatory response and prevents implantation






42. LH-like hormone produced by the placenta that maintains the corpus luteum






43. Leaves right around the base of the flower that contains the flower






44. Moving a solid molecule into a cell






45. The interactions of tertiary structures






46. When individuals in a population are spaced throughout an area in a way that is unrelated to where other are & the least common type of dispersion






47. Holds the cell in place and gives it structure






48. Spontaneous generation & life may arise from nonliving matter (incorrect idea)






49. Produces semen (1)






50. A simple signal that triggers a specific behavioral response