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






2. Where chromosomes are attached to spindle fibers






3. Lining of the uterus






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






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






6. A form of natural selection that increases inclusive fitness through the breeding success of close relatives






7. Fluid filled sac where the primary oocyte divides to form the secondary oocyte and the polar body






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






9. Reproductive successfulness






10. A single strand of RNA that folds back on itself to form a specific shape






11. Makes up the cytoskeleton






12. When the chromosomes align at the cells middle






13. A phospholipid bilayer in which the layers are oriented towards each other and there are proteins on the outside of and in between the layers






14. Cut down trees and then burn them & pollutes the air & 'kills' the soil






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






16. Cold & dry & permafrost & treeless & short growing season






17. The end of a gene






18. A disaccharide made from two glucoses & malt sugar






19. Fertile soil & all grass






20. Occurs when there is the same concentration in different areas






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






22. A cooperative view of the community that stresses interactions between different species






23. Where cell aerobic respiration takes place






24. The process of gaining knowledge & including thinking & processing information & learning & reasoning & and awareness of thoughts & perceptions and self






25. A compound present on the outer surface of cells that aren't bacteria






26. Holds the ovaries to the body of the uterus






27. A piece of DNA that codes for a specific trait






28. On the side where the 5' carbon is

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29. Birth canal






30. When strands run in opposite directions






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






32. Figured out that the hormone that made plants bend was on the opposite side from the light






33. Composes the genes and contains the instructions for making all the proteins & as well as the RNA & an organism needs






34. Have traits that contribute to a high population growth rate & usually small & reach maturity early & have short life span & have lots of offspring & provide little to no parental care






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






36. Moving a liquid molecule into a cell






37. Moving into unoccupied niches & causes speciation






38. Energy level






39. The number of individuals of a species per unit of area or volume at a given time






40. Microsporocyte after meiosis






41. Where ribosomes are made & in the nucleus






42. Unfertilized egg develops into a reproducing haploid animal that is capable of reproducing using a different process to make gametes






43. Regulates the ecosystem function by nutrient cycling and by availability of other resources






44. A covalent link formed when the equivalent of a water molecule is removed as one of the glycerol's hydroxyl groups reacts with the carboxul group of a fatty acid






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






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






47. 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






48. Aka boreal forest & big evergreen forests & cold most of the year






49. Connects the testis to the penis






50. Thin inner membrane in a land egg







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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