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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. The production of gametes






2. Covalently linking monomers






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






4. Species that are all undesirable resemble each other






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






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






7. The time when no cell division in occurs






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






9. The sequence of amino acids in a protein which are joined by peptide bonds






10. An organic compound with 3-7 carbons with a hydroxyl (OH) group bonded to each but one & which is double bonded to an oxygen






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






12. A channel that takes things from one side of the phospholipid bilayer to the other by having a protein attach to the channel which changes its shape and moves the stuff to the other side






13. Flowering plant






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






15. Destoy the ozone layer






16. A large & relatively distinct terrestrial region that has similar climate & soil & plants & and animals regardless of where it occurs






17. Stimulates the growth of sex organs at puberty and the development of secondary sex characteristics & induces maturation & stimulates monthly preparation of endometrium for pregnancy & makes cervical mucus thinner and more alkaline






18. States that species richness is greatest at moderate levels of disturbance & so all the different species are at different stages in succession






19. When a population is regulated by its environment's limits & grows until it levels out just below the carrying capacity and then oscillates






20. Connects the ovary to the uterus & where fertilization usually takes place






21. The complex formed when the enzyme and substrate combine






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






23. Fertile soil & all grass






24. 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






25. Energy level






26. Lateral






27. Makes up the cytoskeleton






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






29. The role of an organism within the structure and function of a community & takes into account all biotic and abiotic aspects of the species & as well as all the physical & chemical & and biological factors that it needs to survive & its habitat & wha






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






31. Thin inner membrane in a land egg






32. Shows the mortality and survival data of a population






33. When an original part of the double helix is put together with a new strand & and the same is done with the other part of the original






34. The contribution that each parent makes in producing and rearing offspring






35. Has cones






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






37. Things that eat the primary consumers & third lowest trophic level






38. Contains two monosaccharide rings joined by a ether link






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






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






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






42. Going from areas of low to high concentration & goes against the concentration gradient & requires cell energy






43. Top of the stamen & where pollen is produced






44. A link formed when two amino acids combine






45. A gene carried on the Y chromosome






46. Exactly the same as mitosis without any DNA replication






47. Promotes cell eleongation & cell division & and seed growth






48. Fused compound of the polar nuclei and the sperm cells that isn't used






49. Holds the cell in place and gives it structure






50. Produce estrogen and progesterone







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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