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






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






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






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






5. What type of RNA has a codon?






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






7. Three generations of gymnosperms






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






9. Epiphytes - valemine breaks down compost in roots






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

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11. 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?






12. What contains the most potential energy?






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






14. What are the major groups of algae?






15. Have a nucleus - and a cell membrane






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






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






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






19. Epiphytes - valemine breaks down compost in roots






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






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






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






23. 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






24. How does DNA replication take place?






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






26. Which class of organic macromolecule stores the greatest amount of potential energy?






27. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?






28. What is the primary function of collenchyma cells?






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






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






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






32. What is considered part of the protoplast?






33. What separates during meiosis-II






34. What type of RNA has an anticodon?






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






36. Where in a plant is the water potential lowest?






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






38. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.






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






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






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






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






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






44. What type of RNA has an anticodon?






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






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






47. What is a function of the epidermis?






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






49. Where in a plant is the water potential lowest?






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