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






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






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






4. Transfer of DNA to RNA






5. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?






6. Which class of organic macromolecule stores the greatest amount of potential energy?






7. Seeds are not protected by fruit and they do not have flowers - do not have shell around seeds - reproduce by releasing pollen into the air to make available to the ovule in the megaspores - causing fertilization






8. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?






9. What is NOT a function of the vacuole?






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






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






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






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






14. 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.






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






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






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






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






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






20. In what part of a flower is pollen produced?






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






22. 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?






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






24. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?






25. Three generations of gymnosperms






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






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

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28. What is the primary function of collenchyma cells?






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






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






31. Lives in desert - leaves have waxy cuticle - succulent - holds onto water






32. What BEST describes plant hormones?






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






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






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






36. Differences in type and location of human-managed ecosystems - quantity and quality of available drinking water and air may also be affected by rising levels of atmospheric carbon dioxide






37. What organelle contains DNA?






38. Have a nucleus - and a cell membrane






39. 'Alleles' are best described as...






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






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






42. What are the major groups of algae?






43. What is a function of the epidermis?






44. Info. carrying molecule - single stranded






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






46. What is a final product of aerobic respiration?






47. What is a final product of aerobic respiration?






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






49. During which phase of the cell cycle does DNA replication occur?






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