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. Enzymes are an example of what type of molecule?






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






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






4. What best describes a dry fruit which opens at maturity?






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






6. What is a final product of glycolysis?






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






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






9. How does DNA replication take place?






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






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






12. What best describes a dry fruit which opens at maturity?






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






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






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






16. Three generations of gymnosperms






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






18. What type of RNA has a codon?






19. Info. carrying molecule - single stranded






20. What are homologous chromosomes?






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






22. How does DNA replication take place?






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






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






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






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






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






28. Epiphytes - valemine breaks down compost in roots






29. Iodine can be used to test for what molecule - resulting in a blue-black color?






30. What BEST describes plant hormones?






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






32. 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






33. What separates during meiosis-II






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






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






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






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






38. What is a final product of aerobic respiration?






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






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






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






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






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






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






45. 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






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






47. 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?






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






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






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