Homework help for pages 35-39 DOL

Remember to use complete sentences when writing your answers.

1.     Why do stems support leaves?

         Think about where leaves have to be in order to perform their function

2.     How is the paloverde tree adapted to life in the desert?

3.     Why are leaves called “energy factories?”

             this answer has to do with photosynthesis

4.     Explain what photosynthesis is and tell why it is important. 

            tell the inputs (ingredients) and outputs (what is the result) of this process

            importance:  what would humans not have, if photosynthesis didn't happen? 

5.     Where do plants store extra sugar?

6.     What is the job of guard cells?

             what do they guard?

7.     Why are “pits” important adaptations on some plants’ leaves?

               this relates to transpiration

8.     What is remarkable about the Fenestraria plant of South Africa?

      9.  Explain how it can be true when we say that humans live on energy from the sun.

                    Energy in humans comes from food..... food comes from.....

                            (and explain how)  (see question #3)

    10.  Draw a picture of the sun and you.  Show how the energy of the sunlight travels into your cells.  (Use arrows to represent the energy of the sun.)

                    your drawing must include at least:  the sun, you, two arrows, some food