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Explain sexual reproduction of plants.

Explain sexual reproduction of plants.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Please answer the following: 

  1. Explain sexual reproduction of plants.




  1. What are plant spores?

 

  1. Which group of plants grow as filaments or colonies?

 

  1. Name the two minerals essential to plant growth.

 

  1. What is the scientific name of the moss group?

 

  1. What is the scientific name of the vascular group of plants?

 

  1. What is the scientific name of the fern group?

 

  1. Which plant group has flowers?

 

  1. Which plant group has naked seeds in pine cones?

 

  1. Name the male and female portions of flowers.

 

  1. What are the structures within the male portion of the flower? What are their functions?



  1. What are the structures within the female portion of the flower? What are their functions?




  1. What’s the difference between sepals and petals?

 

  1. Name the upper thick portion of the stem which supports the flower.

 

  1. Why do plant seeds become dormant?

 

  1. What causes plant seeds to germinate?

 

  1. What is the difference between annuals and perennials?

 

  1. Which plants are non-vascular?

 

  1. Identify two ways in which animal pollinators are more efficient than wind pollination.

 

  1. Identify and describe the function of the two types of vascular plant tissue.

 

  1. Identify two challenges of plants as they evolved. 

 

  1. Identify and describe the two tendencies of water molecules in the cohesion-tension theory.

 

  1. Identify the outer tissue layer of plants and include its main function.

 

  1. Identify the middle tissue layer of plants (just inside the outer layer) and include its main function.

 

  1. Sketch a cross-section of a plant stem and label the three tissue layers.







  1. Define plant transpiration; where does this occur?

 

  1. Where does absorption occur in a plant?

 

  1. How are tree rings used to assess the age of a tree?

 

  1. What’s the difference between primary and secondary growth of plants?

 

  1. Define meristematic tissue.

 

  1. Identify the structures found on roots that provide a massive increase in surface area.

 

  1. Identify three functions of plant stems.



  1. Identify two function of plant leaves.

 

  1. Identify four adaptations of plant leaves.




  1. Define homeostasis.

 

  1. How do the stomata and guard cells maintain homeostasis of leaves?

 

  1. Explain what happens when the stomata of leaves are open and what happens when the stomata are closed.

 

  1. Name and describe four plant tropisms.





  1. Identify six ways in which man benefits from plants.



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