Biogeochemical cycles
Flashcard
•
Science
•
9th - 12th Grade
•
Hard
Wayground Content
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Which is NOT a process of the water cycle? Options: precipitation, freezing, transpiration, evaporation
Back
freezing
Answer explanation
Freezing is not a process of the water cycle. The main processes include precipitation, transpiration, and evaporation, which describe the movement of water in various forms, while freezing is a physical change.
2.
FLASHCARD QUESTION
Front
The process of plants losing water through their leaves is called ____.
Back
transpiration
Answer explanation
The process of plants losing water through their leaves is called transpiration. This is essential for nutrient transport and temperature regulation in plants, distinguishing it from evaporation, which refers to water loss from any surface.
3.
FLASHCARD QUESTION
Front
Why do living things need nitrogen?
Back
To make proteins AND amino acids
Answer explanation
Living things need nitrogen to synthesize amino acids, which are the building blocks of proteins. Therefore, nitrogen is essential for making both proteins and amino acids, making the correct answer "To make proteins AND amino acids."
4.
FLASHCARD QUESTION
Front
What is the only process that removes carbon from the atmosphere?
Back
photosynthesis
Answer explanation
Photosynthesis is the only process that removes carbon dioxide from the atmosphere, as plants convert CO2 into glucose and oxygen using sunlight. The other processes, like combustion and respiration, release carbon back into the atmosphere.
5.
FLASHCARD QUESTION
Front
Where is carbon stored in the environment?
Back
All of the above
Answer explanation
Carbon is stored in various forms in the environment, including fossil fuels, the wood of trees, and calcium carbonate found in shells and bones. Therefore, the correct answer is 'All of the above'.
6.
FLASHCARD QUESTION
Front
These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming.
Back
Green House gases
Answer explanation
The correct choice is 'Green House gases' because these gases, like carbon dioxide, trap heat in the Earth's atmosphere, leading to global warming. Other options do not accurately describe this phenomenon.
7.
FLASHCARD QUESTION
Front
What process could move nitrogen from a golf course using large amounts of nitrogen fertilizer into a local stream?
Back
runoff
Answer explanation
Runoff is the process where excess water, often from rainfall or irrigation, carries nitrogen fertilizer from the golf course into local streams. This movement of water can lead to nutrient pollution in aquatic ecosystems.
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