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






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






3. Info. carrying molecule - single stranded






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






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






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






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






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






9. What type of RNA has a codon?






10. What is the primary function of collenchyma cells?






11. 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.






12. How does DNA replication take place?






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






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






15. How does DNA replication take place?






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






17. 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?






18. What is a final product of aerobic respiration?






19. How do bacteria reproduce?






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






21. 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






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






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






24. Vascular and seed bearing






25. What is a final product of glycolysis?






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






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






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






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






30. What is a function of the epidermis?






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






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






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

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






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






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






37. Epiphytes - valemine breaks down compost in roots






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






39. 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?






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






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






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






43. What are beneficial products made from bacteria?






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






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






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






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






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






49. What is a function of the epidermis?






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







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Can you answer 50 questions in 15 minutes?


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