2. Mr. Snyder 5 th grade Science November 2008

3. 100 200 400 300 400 Leaves Stems / Roots Growth Reproduce 300 200 400 200 100 500 100

4. Row 1, Col 1 Leaves have many tiny openings on the bottom. What is the purpose of these openings? 1.Allow CO2 to pass out of a plant. 2.Allow water to pass in/out of a plant. 3.They allow air and water to pass into and out a plant. 3. They allow air and water to pass into and out a plant.

5. 1,2 What functions do xylem tissues perform? They carry a watery mixture from the roots to the rest of the plant.

6. 1,3 When two plants produce an offspring by pollination, describe the most likely appearance of the offspring plant. The offspring plant will have characteristics of both parent plants.

7. 1,4 A chemical that helps plant cells grow larger is called a … What is a growth hormone.

8. 2,1 What is the process called where plants produce their food? What is photosynthesis..

9. 2,2 Two tissues that carry material throughout a plant... What are xylem and phloem tissues…

10. 2,3 A tiny plant inside a seed. What is an embryo…

11. 2,4 In asexual reproduction, a ____ is a cell that can grow into a plant. What is a spore…

12. 3,1 A plant bending towards sunlight is an example of… What is phototropism.

13. 3,2 The reason a plant’s roots grow downwards is because of.. What is gravitropism…

14. 3,3 The male sex cell found on the stamen of a plant is called… What is pollen..

15. 3,4 Which type of seed has two areas Of stored food and produces a Plant with branched out Veins on the leaves? What is a dicot….

16. 4,1 Which part of a leaf protects it from drying out and disease? What is the epidermis.

17. 4,2 Most water enter a plant through its…. What are roots.

18. 4,3 Which influences the Rate of plant growth in Different plants. 1.Type of DNA 2.Environment 3.Environment and DNA

19. 4,4 What tropism caused ivy to creep up the stucco house on Greene Street? What is thigmotropism.

20. 5,1 Name four organs of a plant. What are leaves, stems, flowers, and roots.

21. 5,2 What are two of the three types of Asexual reproduction? What are budding, runners, and using roots to grow new plants, and plants that reproduce with spores?

22. 5,3 Why do plants have more sugar in them during the daytime than at night. More sunlight reaches the chloroplasts creating more sugar through the process of photosynthesis. At night plants use the stored starch in their vacuoles for food.

23. 5,4 Name at least three ways that pollen can be spread from the stamen to the pistil. Wind, water, humans, animals, and insects help pollinate plants.