Test your basic knowledge |

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. What are harmful effects of bacteria?






2. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?






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






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






5. What is the main function of the roots of a corn plant?






6. What causes diffusion of gases to occur?






7. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?






8. What separates during meiosis-II






9. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms






10. What cell undergoes meiosis?






11. Transfer of DNA to RNA






12. What is the primary function of collenchyma cells?






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






14. Where in a dicot leaf does the majority of photosynthesis occur?






15. A tissue in Which mitosis takes place - giving rise to the secondary xylem.






16. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?






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






18. Under what circumstance would sexual reproduction be more successful than asexual reproduction?






19. What plant tissue functions in conducting water from the roots to the leaves?






20. What is NOT a function of the vacuole?






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






22. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






23. How does DNA replication take place?






24. What is a function of the epidermis?






25. What BEST describes plant hormones?






26. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?






27. Info. carrying molecule - single stranded






28. A tissue in Which mitosis takes place - giving rise to the secondary xylem.






29. Cladifils- modified stems that look like leaves - all parts are photosynthetic


30. What pigment is responsible for plants sensing day length?






31. NO vascular tissue - NO roots - have modified photosynthetic tissue to help it absorb carbon dioxide without losing too much water - can survive in variety of environments - seedless - and commonly seen as mosses - hornworts - and liverworts.






32. Cladifils- modified stems that look like leaves - all parts are photosynthetic


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






34. What best describes a dry fruit which opens at maturity?






35. Epiphytes - valemine breaks down compost in roots






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






37. Have a nucleus - and a cell membrane






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






39. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?






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






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 beneficial products made from bacteria?






43. In what portion of a root might you find 'root hairs'?






44. 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.






45. 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.






46. Where in a dicot leaf does the majority of photosynthesis occur?






47. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.






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






49. Under what conditions would a plant utilize fermentation to obtain energy?






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