Reading...
Play button
Play button
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;
23 Cards in this Set
- Front
- Back
|
What role to plants play in the water cycle?
|
Transpiration
|
|
|
Chemosynthesis
|
A process in which producers use chemical energy to make carbohydrates.
|
|
|
What is the importance of modeling?
|
Provides simulations and shows mathematic formulas.
|
|
|
Living organisms run off of _________ energy.
|
Chemical
|
|
|
Autotrophs vs Heterotrophs
|
Auto - make own food; producers
Hetero - consume autotrophs;dependent |
|
|
1st Law of Thermodynamics
|
Energy is never created nor destroyed. Just transformed and changed.
|
|
|
2nd Law of Thermodynamics
|
Loss of energy as heat whenever energy is transformed. Heat flows from HOT to COLD.
|
|
|
What is a nutrient?
|
Chemical substance that organisms need to survive.
|
|
|
Cells are between ___% and ___% water.
|
70-90
|
|
|
80% of green house gas is released by what natural geological occurrence?
|
Volcanoes
|
|
|
Plants/producers store the carbon as carbohydrates or starches as ________.
|
Cellulose
|
|
|
Respiration is what process?
|
When plants and animals release carbon dioxide back into the air.
|
|
|
Nitrogen is needed by all organisms and used to make _______ _____ and _______.
|
Nucleic Acids and proteins
|
|
|
What is nitrogen fixation?
|
When nitrogen is taken from the air and converted into ammonia.
|
|
|
What is ammonification?
|
When decomposers break down dead organisms and return their nutrients to the air.
|
|
|
What is denitrifying?
|
When bacteria in soil releases nitrogen from nitrates into the air.
|
|
|
True or False:
Phosphorous is found in the atmosphere. |
False
|
|
|
When rocks wear down where does the phosphorous go?
|
Into the soil.
|
|
|
What are coal, oil, gas mostly made of?
|
Dead animals and plants.
|
|
|
What is nitrogen commonly found in?
|
Fertilizers
|
|
|
List the water cycle starting from evaporation/transpiration.
|
Evaporation/Transpiration, Condensation, Precipitation, Run-off
|
|
|
Producers take carbon dioxide from the air during the process of __________
|
Photosynthesis
|
|
|
What is the mother load of all energy and without it we could not survive?
|
The closest star to us, the SUN!
|
