Reference no: EM132932683

Please answer these questions based on the two videos. Thank you. JOVE photosynthesis video:

https://www.jove.com/science-education/10565/photosynthesis

1. What gives leaves their bright colors? What organelle? What molecules?

2. What pigment is most abundant in summer?

3. Leaves appear green in the summer because the green wavelength of light is _________.

4. In the fall, what pigments are the most predominant?

5. We can observe the various pigments in the leaf by carrying out this technique?

6. Photosynthesis is primarily carried out in what part of the plant?

7. In the leaf disc experiment, why do the discs sink to the bottom?

8. What is produced in the experiment that causes the discs to float again?

Carbon cycle video:

https://oceanservice.noaa.gov/facts/carbon-cycle.html

9. Has the amount of carbon on the planet varied over time?

10. What group of molecules do living things build from carbon?

11. Carbon is found in 5 main areas or carbon sinks, name them.

12. Dead organisms can be turned in to this material which we use as a source of energy?