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 is considered part of the protoplast?






2. Change in gene frequency in a gene population over time.






3. 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.






4. What type of fruit develops from a cluster of many simple flowers?






5. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?






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






7. What type of fruit develops from a cluster of many simple flowers?






8. What causes diffusion of gases to occur?






9. What is the role of endosperm?






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






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






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






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


14. Info. carrying molecule - single stranded






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


16. What separates during meiosis-II






17. What would be a way of keeping a short-day plant from blooming?






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






19. 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?






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






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






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






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






24. What are the major groups of algae?






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






26. 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






27. Three generations of gymnosperms






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






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






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






31. 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






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






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






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






35. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.






36. During which phase of mitosis does the nuclear envelope disappear?






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






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






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






40. What type of RNA has a codon?






41. What process involves the movement of water across a semi-permeable membrane?






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






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






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






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






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






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






48. What is a function of the epidermis?






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






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