Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
30 Cards in this Set
- Front
- Back
Sun provides energy for evaporation and gravity makes it come down. Which cycle?
|
water
|
|
Sun provides energy. Autotrophs convert carbon dioxide into glucose. Which cycle
|
carbon
|
|
Bacteria take N2 from air to make nitrates and ammonia for plants to use. Which cycle?
|
nitrogen
|
|
Protein containing amino acids involved in which cycle?
|
nitrogen
|
|
Combustion and respiration are important in this cycle. Which one?
|
carbon
|
|
Snow, rain, rivers, lakes, & oceans important in this cycle. Which one?
|
water
|
|
This is a cycle only on a geologic time scale because the nutrient gets locked up in deep ocean sediments. Which cycle?
|
phosphorus
|
|
Legumes house important bacteria that put this nutrient into a form plants can use. Which cycle?
|
nitrogen
|
|
Beans, peas, clover, alfalfa, anything that produces a bean pod is called.....
|
a legume
|
|
Lightning is of very high energy and is important in which cycle?
|
nitrogen
|
|
Some bacteria convert nitrates to nitrogen. What are they called?
|
Denitrifying bacteria
|
|
Some bacteria convert nitrogen to nitrates. What are they called?
|
Nitrifying bacteria
|
|
Some bacteria convert nitrogen to ammonia. What are they called?
|
Ammonifying bacteria
|
|
What process do plants use to capture carbon dioxide via chlorophyll?
|
photosynthesis
|
|
What process do nearly all organisms, including plants, use to use glucose and make carbon dioxide & water?
|
respiration
|
|
Respiration without the use of oxygen is called ____ respiration.
|
Anaerobic
|
|
Respiration in the presences of oxygen is called ____ respiration.
|
Aerobic
|
|
What are some products of anaerobic respiration?
|
Alcohol, hydrogen sulfide, methane(natural gas)
|
|
Bird guano is a major link in this cycle. Which cycle?
|
phosphorus
|
|
Plants & phytoplankton are major links between inorganic and organic compounds. Which cycle?
|
carbon
|
|
Volcanic activity and fossil fuel burning spews out a lot of these nutrients.Which cycles
|
Carbon & sulfur
|
|
Which cycle does not have a gaseous component that spends some time in the atmosphere?
|
phosphorus
|
|
What is the gaseous phase of the carbon cycle?
|
carbon dioxide
|
|
What are the gaseous phases of the nitrogen cycle?
|
Gaseous nitrogen and Nitrogen oxides(NOx)
|
|
What do cars & industries produce, in addition to carbon dioxide & water?
|
Nitrogen oxides (NOx)
|
|
What form of phosphorus do plants need?
|
phosphate, PO4^ -3 ion
|
|
What is the gaseous component of the water cycle?
|
water vapor
|
|
Where do we get phosphates?
|
Only a few mines around the world and guano islands
|
|
How dependent are we on phosphates?
|
Extremely. Plants don't grow without it. When it runs into ocean, we can't get it out easily.
|
|
Coal (concentrated plants) & oil (concentrated plankton) are major components of which cycle?
|
carbon
|