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






2. 'Alleles' are best described as...






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






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






5. What type of RNA has a codon?






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






7. 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.






8. What is the primary function of collenchyma cells?






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






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






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






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






13. What are the major groups of algae?






14. What cell undergoes meiosis?






15. Have a nucleus - and a cell membrane






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






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






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






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

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






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






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






23. 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?






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






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






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






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






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






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






30. What are beneficial products made from bacteria?






31. What are harmful effects of bacteria?






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






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






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






35. What are homologous chromosomes?






36. Transfer of DNA to RNA






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






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






39. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?






40. What is a final product of glycolysis?






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






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






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






44. 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






45. Three generations of gymnosperms






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






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






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






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






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