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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 best describes a dry fruit which opens at maturity?






2. What are harmful effects of bacteria?






3. Epiphytes - valemine breaks down compost in roots






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






5. What is a function of the epidermis?






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






7. Iodine can be used to test for what molecule - resulting in a blue-black color?






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






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






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






11. Vascular and seed bearing






12. What is considered part of the protoplast?






13. Epiphytes - valemine breaks down compost in roots






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

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15. 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.






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






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






18. What is a function of the epidermis?






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






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






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






22. How does DNA replication take place?






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






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






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






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






27. What is the role of endosperm?






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






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






30. What causes diffusion of gases to occur?






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






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






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






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






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






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






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






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






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






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






41. What is considered part of the protoplast?






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. Transfer of DNA to RNA






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






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






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






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






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






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






50. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes