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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 largest population that can be maintained for an indefinite period by a particular environment as long as there are no changes in it






2. A group of the populations of all the different species in an area






3. Plant growth response that is dependent on the direction of stimulus






4. 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






5. Plastic cover of the penis






6. When natural selection favors individuals of each species that avoid or reduce among coexisting species as a result of each species' niche differing from the others in one or more ways & reducing competition






7. Where chromosomes are attached to spindle fibers






8. A form of a gene






9. Genes that tend to be inherited together






10. Holds the ovaries to the body of the uterus






11. An arm of an amoeba






12. The study of how both the number of individuals in a certain species that are found in an area and the dynamics of the population






13. When all the water is sucked out of a cell






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






15. The study of how both the number of individuals in a certain species that are found in an area and the dynamics of the population






16. Produces follicle stimulating hormone (FSH) and luteinizing hormone (LH)






17. The proportion of a specific allele in a particular population






18. The end of a gene






19. When strands run in opposite directions






20. Pressure the cell membrane exerts on the cell wall when the water vacuole is filled






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






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






23. Species that are all undesirable resemble each other






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






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






26. One species excludes another from its niche as a result of interspecific competition






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






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






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






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






31. Individual & population & community & ecosystem & landscape & biosphere






32. Energy level






33. The cycle that goes from oen organism to another in food chains and from living organisms to the abiotic environment and back






34. Partner chromosomes similar in size & shape & and the position of their centromeres (XX)






35. Reproductive isolation due to molecular and chemical differences






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






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






38. A symbiotic relationship in which the parasite benefits which the host is harmed






39. AAAA...






40. 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






41. The largest population that can be maintained for an indefinite period by a particular environment as long as there are no changes in it






42. On the side where the 5' carbon is

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43. Involves mitosis and cytokinesis






44. Any process that leads to new gene combinations






45. The nuclear division that produces two nuclei containing chronosomes identical to those in the parental nucleus






46. When individuals of the same sex actively compete for mates






47. The arrival of the chromosomes at the poles and cytokinesis






48. The study of heredity






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






50. Species interacting in a positive way & Which modifies and enhances the local environment for other species







Sorry!:) No result found.

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