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






2. What is a function of the epidermis?






3. 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






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






5. What is a final product of glycolysis?






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






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






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






9. What is a final product of glycolysis?






10. Vascular and seed bearing






11. What are harmful effects of bacteria?






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






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






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






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






16. What contains the most potential energy?






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






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






19. What separates during meiosis-II






20. What is a final product of aerobic respiration?






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






22. What causes diffusion of gases to occur?






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






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






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






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






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

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28. What are homologous chromosomes?






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






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






31. 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.






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






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






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






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






36. What are the major groups of algae?






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






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






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






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






41. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






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






43. What is considered part of the protoplast?






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






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






46. 'Alleles' are best described as...






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






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






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






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







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Can you answer 50 questions in 15 minutes?


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