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






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






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






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






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






6. What is NOT a function of the vacuole?






7. How do bacteria reproduce?






8. What organelle contains DNA?






9. What type of RNA has a codon?






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






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






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






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






14. 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






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






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






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






18. What is a function of the epidermis?






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






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






21. What are homologous chromosomes?






22. Vascular and seed bearing






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






24. Vascular and seed bearing






25. Three generations of gymnosperms






26. How many sperm cells does each pollen grain typically carry?






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






28. What BEST describes plant hormones?






29. 'Alleles' are best described as...






30. Transfer of DNA to RNA






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






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






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






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






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






36. Enzymes are an example of what type of molecule?






37. How many sperm cells does each pollen grain typically carry?






38. What is a reactant in the photochemical reactions of photosynthesis?






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






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






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






42. What type of RNA has a codon?






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






44. What are beneficial products made from bacteria?






45. During which phase of mitosis do the sister chromatids separate?






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






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






48. What is the primary function of collenchyma cells?






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






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