Nutrient Cycles
Flashcard
•
Science
•
10th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the carbon cycle?
Back
The carbon cycle is the process by which carbon is exchanged between the atmosphere, land, water, and living organisms. It involves processes such as photosynthesis, respiration, decomposition, and combustion.
2.
FLASHCARD QUESTION
Front
What is photosynthesis?
Back
Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll, converting carbon dioxide and water into glucose and oxygen.
3.
FLASHCARD QUESTION
Front
What is respiration in the context of the carbon cycle?
Back
Respiration is the process by which living organisms convert glucose and oxygen into energy, producing carbon dioxide and water as byproducts.
4.
FLASHCARD QUESTION
Front
What role do decomposers play in nutrient cycles?
Back
Decomposers break down dead organic matter, returning nutrients to the soil and making them available for plants, thus playing a crucial role in nutrient cycling.
5.
FLASHCARD QUESTION
Front
What is nitrogen fixation?
Back
Nitrogen fixation is the process by which nitrogen in the atmosphere is converted into ammonia or related compounds in soil, making it available for plants.
6.
FLASHCARD QUESTION
Front
How do plants obtain nitrogen?
Back
Plants obtain nitrogen through the uptake of nitrogen compounds, such as nitrates and ammonium, from the soil.
7.
FLASHCARD QUESTION
Front
What is the role of bacteria in the nitrogen cycle?
Back
Bacteria in the soil convert atmospheric nitrogen into forms that plants can use, such as nitrates, and also help in the decomposition of organic matter.
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