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. 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






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






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






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






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






6. Info. carrying molecule - single stranded






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






8. Bugs crawl into 'pitchers' - tiny hairs keep them from getting out - plant breaks down enzymes - and uses nitrogen. lives in places where nitrogen is limited.






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






10. What is a function of the epidermis?






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






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






13. What contains the most potential energy?






14. What is the primary function of collenchyma cells?






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






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






17. NO vascular tissue - NO roots - have modified photosynthetic tissue to help it absorb carbon dioxide without losing too much water - can survive in variety of environments - seedless - and commonly seen as mosses - hornworts - and liverworts.






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






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






20. What type of RNA has an anticodon?






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






22. Vascular and seed bearing






23. What is considered part of the protoplast?






24. How does DNA replication take place?






25. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






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






27. What cell undergoes meiosis?






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






29. 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.






30. What is the role of endosperm?






31. 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?






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






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






34. Transfer of DNA to RNA






35. What is a final product of glycolysis?






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






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






38. What is the primary function of collenchyma cells?






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






40. What are the major groups of algae?






41. What BEST describes plant hormones?






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






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






44. Epiphytes - valemine breaks down compost in roots






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






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






47. Three generations of gymnosperms






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






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






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