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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. Epiphytes - valemine breaks down compost in roots






2. A piece of potato tuber is placed in a concentrated sugar-water solution. what statement BEST describes why the piece of potato shrinks in size over time?






3. Which commonly eaten food is an example of a stem?






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






5. What is NOT a function of the vacuole?






6. Southern US - prop roots hold it in place as water moves out - it can breathe under water.






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






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






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






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






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






12. What are harmful effects of bacteria?






13. Info. carrying molecule - single stranded






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






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






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






17. What is the primary function of collenchyma cells?






18. What are homologous chromosomes?






19. What causes diffusion of gases to occur?






20. What organelle contains DNA?






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






22. What BEST describes plant hormones?






23. What is considered part of the protoplast?






24. How are the vascular bundles of a dicot arranged in the stem?






25. What hormone is most important in the ripening of fruits?






26. What are homologous chromosomes?






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






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






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






30. What contains the most potential energy?






31. Have a cell wall - no membrane - and no nucleus






32. What organelle do guard cells contain that other epidermal cells lack?






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






34. Three generations of gymnosperms






35. Transfer of DNA to RNA






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






37. Vascular and seed bearing






38. What causes diffusion of gases to occur?






39. A piece of potato tuber is placed in a concentrated sugar-water solution. what statement BEST describes why the piece of potato shrinks in size over time?






40. Which part of aerobic respiration results in the production of CO2?






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






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






43. What is the role of endosperm?






44. If an ovule is fertilized - what will it develop into?






45. What separates during meiosis-II






46. Have a nucleus - and a cell membrane






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






48. What pigment absorbs energy and can emit an electron in photosynthesis?






49. Which substances pass through the open stomata of a leaf?






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







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