Flower Reproduction: Webquest

Name: Date: Flower Reproduction: WebQuest

1. Directions: Go to http://tinyurl.com/7hhh6u4. 2. Click on the Introduction Tab and answer the following questions. a. How long ago did flowers (angiosperms) evolve?______b. What distinctive characteristic makes a plant an angiosperm? ______3. Click on the Animation Tab, then the step-through button. 4. Read the text at the bottom of the page, then click ‘Play’ to answer the following question. a. The flowering plant is a ______meaning it has ______sets of chromosomes. The gametophyte is ______meaning it has ______sets of chromosomes. 5. Click continue, then read the text at the bottom and hit play to answer the following question. a. What is the male part of the flowering plant that makes microsporocytes called? ______6. Click continue, then read the text at the bottom and hit play to answer the following questions. a. What does the carpel consist of? 1. 2. 3. 4. b. What do you find within an ovule after meiosis occurs? ______7. Click continue, then read the text at the bottom and hit play to answer the following question. a. What does heterosporous mean?

8. Click continue, the read the text at the bottom and hit play to answer the following question. a. What are 3 main structures that make up the female megagametophyte ? 1. 2. 3. 9. Click continue, the read the text at the bottom and hit play to answer the following question. More on back  10. Describe how a pollen grain makes it to the ovary where it will fertilize the female gametophyte.

11. Click continue, the read the text at the bottom and hit play to answer the following questions. a. How many sperm enter the female gametophyte? ______12. What does each sperm fertilize, and how many sets of chromosomes are in each fertilized component? 1. # chromosomes______2. # chromosomes______13. Click continue, the read the text at the bottom and hit play to answer the following question. a. What does the zygote become?______b. What does the triploid cell become?______