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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. Enzymes are an example of what type of molecule?






2. Have a nucleus - and a cell membrane






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






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






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






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






7. What are harmful effects of bacteria?






8. What is NOT a function of the vacuole?






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






10. Vascular and seed bearing






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






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






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






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






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






16. Epiphytes - valemine breaks down compost in roots






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






18. What is the primary function of collenchyma cells?






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






20. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.






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






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






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






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






25. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?






26. What is considered part of the protoplast?






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






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






29. What type of RNA has an anticodon?






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






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






32. What is considered part of the protoplast?






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






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






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






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






37. What contains the most potential energy?






38. Info. carrying molecule - single stranded






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






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






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






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






43. 'Alleles' are best described as...






44. What BEST describes plant hormones?






45. Have a nucleus - and a cell membrane






46. Transfer of DNA to RNA






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






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






49. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.






50. 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.







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Can you answer 50 questions in 15 minutes?


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