Explain why ferns and mosses must depend on water for reproduction, and why gymnosperms and angiosperms do not. Also explain how xylem and phloem enabled some land plants to inhabit drier environments than their ancestors.
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Explain why ferns and mosses must depend on water for reproduction, and why gymnosperms and
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- Discuss briefly the following types of aestivation in flowers i) Valvate ii) Twisted iii) Imbricate iv) VexillaryYou have heard that singing to plants helps them grow and wonder if there is any validity to thisclaim. So, you conduct an experiment using numerous plants to determine if being exposed tomusic has any effect on their growth. 16. Which of the following is an appropriate sequence of steps to follow when conducting an experiment tostudy the effects of music on plant growth?a) theory → experiment → question → conclusion → observationsb) hypothesis → question → observations → conclusion → theoryc) question → observations → hypothesis → experiment → conclusiond) question → theory → observations → experiment → conclusion 17. For this experiment, what would be the independent variable?a) music b) plant growth c) amount of water d) type of plant 18. For this experiment, each of the following would be an example of a standardized variable, except _____ .a) exposure to light b) species of plant c) type of music d) plant stem lengthWhat are the positive effects of neem leaves in one's health? In 3 paragraphs , explain.
- Please help me with questions 1, 2, and 3. Thank you! 1) How will you distinguish a primary research article from a secondary source, like a review article or popular science article? 2) How can you know a publication is an academic journal rather than just a magazine? 3) Give an example of a physical variable and describe how it may affect plant growth.Please help me with questions 1 through 3. I greatly appreciate it and thank you very much! 1. Write down 4 keywords you will use in your search to find articles on your experimental organism, Brassica rapa. 2. Give an example of an chemical variable and describe how it may affect plant growth. 3.Give an example of a biological variable and describe how it may affect plant growth.Describe the primary types of plant organs, tissues and cells in each of the following: a) a plain spinach salad and b) a plain potato salad (no toppings).