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






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






3. The time when no cell division in occurs






4. Shows interactions at their most basic level (who eats who)






5. Both dominant or recessive






6. Produces oxytocin






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






8. Exactly the same as mitosis without any DNA replication






9. When strands run in opposite directions






10. A combination of natural selection and genetics






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






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






13. A transitional zone where two or more communities meets & contains all or most of the ecological niches of the adjacent communities as well as some that are unique to the ecotone






14. The local environment where a species lives






15. One extreme is bad and the other is good






16. The maximum rate at which a population of a given species could increase under ideal conditions & plenty of resources &and a low population density & is influenced by the age of reproductive maturity & how long the organism is able to reproduce & and






17. Plant growth response that is not dependent on the direction of the stimulus






18. The potential ecological niche of a species






19. A macromolecule composed of amino acids






20. Original cell that forms egg






21. Reproductive isolation due to structural differences






22. Response of any plant to the amount of light it receives






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






24. More cells






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






26. Causes rapid cell division






27. A fatty acid that doesn't contain the maximum possible number of hydrogens






28. A process carried out to ensure that the male is actually male and a member of the same species






29. A symbiotic relationship in which one species benefits and the other is unharmed






30. A simple signal that triggers a specific behavioral response






31. Capillary bed that is adjacent to the capillaries of the uterine lining & exchanges everything except for blood






32. The net energy available for biomass production by consumer organisms






33. Connects the testis to the penis






34. 'Water fearing' & repels water






35. When the chromatin fibers condense into chromosomes






36. An abrupt decline from high to low population density






37. An intimate relationship or association between members of two or more species






38. A group consisting of members of the same species that live together in a prescribed area at the same time






39. A compound in which carbon atoms are covalently bonded to one another to form the backbone of the molecule






40. The end of a gene






41. The person that said that the human population would quickly outgrow the natural resources and that it would cause war






42. The idea that evolution takes place in relatively short bursts of rapid change followed by long periods of stability






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






44. When the cell prepares itself for division






45. Promotes cell elongation & apical dominance






46. Gives live birth






47. The process by which heritable traits make it more likely that an organism will have greater reproductive success






48. Contain identical & double stranded DNA sequences (><)






49. 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






50. 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






Can you answer 50 questions in 15 minutes?



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