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 are adenine - guanine - thymine - cytosine?






2. What is the primary function of collenchyma cells?






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






4. What type of RNA has an anticodon?






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






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






7. What is NOT a product of the krebs cycle?






8. What contains the most potential energy?






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






10. What type of RNA has a codon?






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






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






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






14. 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.






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






16. What organelle contains DNA?






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






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






19. What is NOT a function of the vacuole?






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






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






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






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






24. Cladifils- modified stems that look like leaves - all parts are photosynthetic


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






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






27. What BEST describes plant hormones?






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






29. What causes diffusion of gases to occur?






30. If an ovule is fertilized - what will it develop into?






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






32. 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






33. 'Alleles' are best described as...






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






35. What are homologous chromosomes?






36. What type of RNA has an anticodon?






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






38. What contains the most potential energy?






39. What organelle contains DNA?






40. Vascular and seed bearing






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






42. What is NOT a function of the vacuole?






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






44. What is NOT a product of the krebs cycle?






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






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






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






48. If an ovule is fertilized - what will it develop into?






49. Vascular and seed bearing






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