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Botany Test

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. A gymnosperm - lives in the desert for up to 3000 years - only grows 2 leaves - 5 feet across - they receive 1 inch of lower of rainfall per year - roots can grow under the soil at least a mile.






2. What are beneficial products made from bacteria?






3. You can determine the age of a woody branch by counting these






4. Info. carrying molecule - single stranded






5. What is NOT a product of the krebs cycle?






6. What separates during meiosis-II






7. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.






8. How does DNA replication take place?






9. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.






10. What are homologous chromosomes?






11. What is a function of the epidermis?






12. What contains the most potential energy?






13. What organelle was observable in the onion epidermis stained with iodine?






14. Transfer of DNA to RNA






15. What is the function of the cortex in a root?






16. What structure is MOST important in generating root pressure?






17. Where in a plant is the water potential lowest?






18. What part of a stem can a tree live without?






19. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?






20. Heating up bacteria until it is harmless and cannot function.






21. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?






22. What BEST describes plant hormones?






23. What are harmful effects of bacteria?






24. What type of RNA has an anticodon?






25. How is algae different from 'true' plants?






26. What is a function of the epidermis?






27. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






28. What is NOT a structure found on a typical flowering plant?






29. What structure is MOST important in generating root pressure?






30. What are the major groups of algae?






31. What is a final product of glycolysis?






32. Transferring of the information from the DNA into the language of the mRNA.






33. Epiphytes - valemine breaks down compost in roots






34. A plant that carries two different versions of a gene for a single trait is...






35. During which phase of meiosis do daughter cells become haploid?






36. Bugs crawl into 'pitchers' - tiny hairs keep them from getting out - plant breaks down enzymes - and uses nitrogen. lives in places where nitrogen is limited.






37. What is the primary function of collenchyma cells?






38. Which part of aerobic respiration generates the most ATP?






39. What causes diffusion of gases to occur?






40. What separates during meiosis-II






41. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?






42. What are adenine - guanine - thymine - cytosine?






43. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer






44. What is NOT a product of the krebs cycle?






45. What part of a stem can a tree live without?






46. What tissue can be found in a root but not in a stem?






47. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves






48. What are harmful effects of bacteria?






49. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






50. What is a product of the biochemical reactions of photosynthesis?






Can you answer 50 questions in 15 minutes?



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