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 pigment is responsible for plants sensing day length?






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






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






4. What are the major groups of algae?






5. What is NOT a function of the vacuole?






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






7. Three generations of gymnosperms






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






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






10. Info. carrying molecule - single stranded






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






12. Info. carrying molecule - single stranded






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






14. Have a nucleus - and a cell membrane






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






16. Vascular and seed bearing






17. 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.






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






19. Have a nucleus - and a cell membrane






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






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






22. What is a function of the epidermis?






23. Vascular and seed bearing






24. 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?






25. How is algae different from 'true' plants?






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






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






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






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






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






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






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






33. 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?






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






35. Epiphytes - valemine breaks down compost in roots






36. What is a final product of aerobic respiration?






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






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






39. What causes diffusion of gases to occur?






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






41. Transfer of DNA to RNA






42. 'Alleles' are best described as...






43. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






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






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






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






47. What is the primary function of collenchyma cells?






48. What is a final product of glycolysis?






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






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