LifeScienceCh21-22 Word Scramble
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Question | Answer |
Which heterotrophs eats other animals? | omnivores and carnivores |
All of life on earth exists in a region known as? | the biosphere |
Groups of different species that live together in a defined area make up a? | community |
The process in which organisms use chemical energy stored in the chemical bonds of inorganic molecules to make their own food in the absence of light is called? | chemosynthesis |
Heterotrophs are also called? | consumers |
Each step in a food chain or web is called a? | trophic level |
Autotrophs can be also called? | producers |
How much energy is transferred to organisms at the next trophic when they are eaten? | 10% |
During which process do plants use carbon dioxide? | photosynthesis |
In the nitrogen cycle, bacteria that live in soil and on plant roots in a symbiotic relationship with legumes change nitrogen gas into ammonia in a process called? | nitrogen fixation |
Which biogeochemical cycle does not involve a stage where the chemical enters the atmosphere? | phosphorus cycle |
What does not recycle in a biogeochemical cycle in the biosphere? | energy |
In the carbon cycle when does carbon not cycle through the biosphere? | transpiration |
How is carbon stored in the biosphere? | - in the atmosphere as C02 - underground as fossil fuels and calcium carbonate rock |
How is nitrogen returned to the atmosphere in the nitrogen cycle? | denitrification by bacteria |
How is the movement of matter through the biosphere different from the flow of energy? | Matter is recycled within and between ecosystems thorough biogeochemical cycles. |
What biomolecules found in living things contain phosphorus? | nucleic acids, lipids, carbohydrates, ATP, proteins |
What biomolecules found in living things contain phosphorus? | nucleic acids, ATP |
Created by:
samanthadietzler
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