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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. When cells touch each other and stop dividing






2. An important part of the structure of ribosomes that has catalytic functions needed during protein synthesis






3. One extreme is bad and the other is good






4. The passage of energy in a one-way direction through an ecosystem






5. Growth response to physical disturbance & positive or negative






6. A single strand of RNA that carries the information for making a protein






7. Decompose all trophic levels






8. A chain produced by likening small organic compounds called monomers






9. Aka scramble competition & all the members of the population have a generally equal amount of the resources






10. Exactly the same as mitosis without any DNA replication






11. Collects waste products in a land egg






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






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






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






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






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






17. A vacuole filled with digestive enzymes






18. The time when no cell division in occurs






19. 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






20. The constricted region in a chromatid






21. AAAA...






22. Organizes the cell for purposes of cell division






23. When water moves into a cell with a wall & and the cell grows and pushes against the cell wall and makes it rigid






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






25. A form of active transport that uses energy to pump ions from the outside to the inside of a cell






26. A parasite that lives inside the host






27. Same organism makes both gametes & no genetic recombination






28. The lifestyle a species actually pursues and the resources it actually uses






29. Initial fertilized cell






30. Things that eat the producers & second lowest trophic level






31. The DNA information being transferred to mRNA






32. Up or down






33. Chromosomes other than sex chromosomes






34. The potential ecological niche of a species






35. Produces semen (1)






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






37. Towards the stimulus






38. Reproductive isolation due to different mating signals






39. Any environmental source that tends to restrict the ecological niche of a species because it is scare or unfavorable






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






41. Involves mitosis and cytokinesis






42. The global movement of water between the abiotic environment and organisms






43. Where protein synthesis takes place






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






45. The structure in the mitochondria






46. Both individuals have male and female parts but don't self fertilize






47. Cutting of vas deferens






48. Chromosomes other than sex chromosomes






49. The sequence of nucleotides in one chain dictates the complementary sequence of nucleotides in the other






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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