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;
31 Cards in this Set
- Front
- Back
- 3rd side (hint)
Abiotic |
Non living organisms |
Air, water, temperature |
|
Biotic |
Living organisms |
Plants, animals, humans |
|
Range of tolerance |
Limiting factors that regulate or control organisms |
|
|
Ecosystem |
A community of different organisms; both biotic and abiotic |
|
|
Symbiosis |
Interaction between two organisms |
|
|
Biodiversity |
Variety and variability of life on earth |
|
|
Conservation biology |
Study of human impacts on biodiversity |
|
|
Anthropogenic |
Influence of human impacts on biodiversity |
|
|
Pollution |
Air, water, soil, food |
|
|
3 factors affecting human population size |
1. Birth rate 2. Death rate 3. Migration |
|
|
Matter |
All living things; biotic and abiotic |
|
|
Atom |
Smallest unit of matter |
|
|
Chemical elements |
Carbon, oxygen, hydrogen, nitrogen |
|
|
Physical characteristics |
Solid, liquid, gas |
|
|
Bonds |
Energy that holds atoms together |
|
|
Types of bonds |
1. Covalent: sharing elections 2. Ionic: unequal attraction |
|
|
Chemical compounds |
1. Inorganic: lack carbon 2. Organic: carbon is major structural component |
|
|
Where freshwater exists |
1. Lakes 2. Rivers 3. Glaciers |
3 examples |
|
Properties of water |
1. Cohesion: Transport of water and nutrients in plants 2. High heat capacity: Water changes temperature very slowly 3. Solvent: breaks down other compounds 4. Lubricant: reduces friction |
|
|
Earth structure |
1. Erosion: surface material is dissolved 2. Weathering: large rocks are broken down |
|
|
Hydrogen sulfide |
Thermal vents |
|
|
Ph |
1. Acids: more H+ 2. Base: more OH- |
|
|
Lipids |
Fats: phospholipids |
|
|
Protein |
Carrying out all the functions necessary for life |
|
|
Function of proteins |
Catalytic, contraction, immunology, regulate, transport |
|
|
Carbohydrates |
1. Monosaccharides: Simple sugar, glucose 2. Disaccharides: table sugar, sucrose |
|
|
Vitamins |
Organic compounds: 1. Fat soluble: stored in body 2. Water soluble: must be regularly consumed |
Examples 1.spinach, milks, veggies 2. Peppers, broccoli, citrus fruits |
|
Minerals |
Inorganic |
|
|
DNA |
1. Transcription: information to form RNA 2. Base pairs: A, T, G, C |
|
|
RNA |
1. Translation: protein synthesis 2. Base pairs: "T" replaced by "U" |
|
|
Other organic compounds |
1. Nucleotides: building blocks of DNA & RNA 2. Nucleosides: building blocks of ATP&ADP 3. Hydrocarbons: methane |
|