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






2. Epiphytes - valemine breaks down compost in roots






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






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






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






6. What separates during meiosis-II






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






8. How do bacteria reproduce?






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






10. What cell undergoes meiosis?






11. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






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






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






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






15. What are the major groups of algae?






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






17. Transfer of DNA to RNA






18. What are harmful effects of bacteria?






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






20. What organelle contains DNA?






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






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






23. How does DNA replication take place?






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






25. What type of RNA has an anticodon?






26. 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






27. What is a final product of glycolysis?






28. 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.






29. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes






30. 'Alleles' are best described as...






31. Vascular and seed bearing






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






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






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






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






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






37. What is the role of endosperm?






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






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






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






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






42. 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.






43. What contains the most potential energy?






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






45. What hormone is most important in the ripening of fruits?






46. 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?






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






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






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






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







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