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 hormone is most important in the ripening of fruits?






2. What are beneficial products made from bacteria?






3. What is the role of endosperm?






4. 'Alleles' are best described as...






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






6. Info. carrying molecule - single stranded






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






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






9. What type of RNA has an anticodon?






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






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






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






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






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






15. What is NOT a function of the vacuole?






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






17. What type of RNA has a codon?






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






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






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






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






22. What type of RNA has an anticodon?






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






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






25. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.






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






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






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






29. What is a final product of aerobic respiration?






30. How do bacteria reproduce?






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






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






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






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






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






36. 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?






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






38. What is considered part of the protoplast?






39. Vascular and seed bearing






40. What cell undergoes meiosis?






41. What are harmful effects of bacteria?






42. What is a final product of glycolysis?






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






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






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






46. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






47. How do bacteria reproduce?






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






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






50. Epiphytes - valemine breaks down compost in roots