By Pamela Walker
Ecology is the examine of the relationships among organisms and their dwelling and nonliving environments. This box of technology should be divided largely into parts: the connection among an organism and its nonliving setting and the connection among an organism and different organisms.
Ecology Experiments offers scholars and lecturers with the instruments they should discover a variety of ecological matters. The 20 new, hands-on experiments during this booklet enable scholars to profit extra approximately this well timed clinical box. choked with brilliant full-color illustrations, in addition to an index, word list, and print and internet assets, this available new source is key in technological know-how classrooms.
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Extra resources for Ecology Experiments (Facts on File Science Experiments)
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Record the total leaf area of plant A in your science notebook. 7. Repeat steps 2 through 6 for plant B. 6. indb 25 5/13/10 12:26:56 PM 26 ECOLOGY ExpErimEnts Analysis 1. 2. 3. 4. 5. 6. What is the difference in GPP and NPP? Photosynthesis and cellular respiration are two biochemical processes carried out by plants. Which process uses energy? Which process stores energy? Scientists use several methods of finding the total leaf area of a plant. In the direct method all of the leaves of the plant are removed and measured, and the area of each is recorded.
5 cm). After a minute, read the temperature and record the temperature on Data Table 1. c. Notice the color of the soil. Describe the color on Data Table 1. d. Determine the density of a soil core sample. Generally, compacted soil is denser than loose soil. Use the corer to collect a sample of soil. Place the soil sample in a paper cup. When you return to the classroom, use the graduated cylinder to measure 100 ml of soil. Pour the soil into a weighing boat. indb 31 5/13/10 12:26:58 PM 32 ECOLOGY ExpErimEnts and find the weight of the soil.
So, if the mouse consumes 1,000 kilocalories of energy from the plant, the weasel could only gain 100 kilocalories. Eventually, the amount of available energy in a food chain is so small that no more organisms can be supported. want to Know more? See appendix for Our Findings. Further Reading Chesapeake Bay Program. “Food Web,” July 29, 2009. Available online. menuitem=15903. Accessed August 30, 2009. The Chesapeake Bay Program, a regional partnership to restore the bay, helps educate the public on the ecology of the bay system.