Biology Finals!!!

Question 1

Immigration

Answer 1

• movement of individuals into an area

- causes population growth

Question 2

Emigration

Answer 2

• movement of individuals out of an area

- causes population decline

Question 3

Reactants and products for cellular respiration?

Answer 3

Reactants: glucose and oxygen
Products: Carbon dioxide and water

Question 4

Reactants and products for photosynthesis?

Answer 4

Reactants: carbon dioxide and water
Products: glucose and oxygen

Question 5

Photosynthesis

1. Organelle
2. Reactants
3. Electron Transport Chain
4. Cycle of chemical reactions
5. Products

Answer 5

1. Chloroplast
2. CO2 and H2O
3. Makes ATP and NADPH to make sugar
4. Calvin cycle builds sugar
5. C6H12O6 and O2

Question 6

Cellular Respiration

1. Organelle
2. Reactants
3. Electron Transport Chain
4. Cycle of chemical reactions
5. Products

Answer 6

1. Mitochondria
2. C6H12O6 and O2
3. Makes ATP to be used in cells
4. Glycolysis breaks down sugar
5. CO2 and H2O

Question 7

Human activities affect population of other species?

Answer 7

• Loss of habitat
• habitat fragmentation
• Global Warming
• clear cutting
• deforestation

Question 8

Mutualism

Answer 8

Both species benefit

Question 9

Commensalism

Answer 9

ONE species benefits and one isn’t harmed

Question 10

Parasitism

Answer 10

ONE species benefits and one is harmed

Question 11

Abiotic examples

Answer 11

Water, temperature, wind, sunlight, moisture, soil

Question 12

Biotic examples

Answer 12

Plants, animals, fungi, bacteria

Depends on abiotic factors

Question 13

How is carbon removed and put back into the atmosphere?

Answer 13

Removed: photosynthesis, dissolves in ocean, acid rain

Put back: burning of fossil fuels (combustion), cellular respiration, forest fires, volcanic eruptions, décomposition of living things

Question 14

Natural selection

Answer 14

Certain physical traits are more fit 
Components:
Variation
Overproduction
Adaptation 
Descent w modification

Question 15

Fitness

Answer 15

Ability to survive in an environment

Question 16

How does a genotype affect its fitness

Answer 16

Genes affect a physical trait

Question 17

Homologous structures

Answer 17

Similar structures

Different functions

Question 18

Analogous

Answer 18

Different structures

Same function

Question 19

Vestigial structures

Answer 19

Once had a function

Question 20

Species

Answer 20

A group of organisms that interbreed and produce fertile/viable offspring

Question 21

Speciation

Answer 21

New species (divergence); when a population is separated and evolves separately

Question 22

Decrease in CO2

Answer 22

Land plants and trees

Using renewable resources

Question 23

Greenhouse effect

Answer 23

Slows the release of energy from earths atmosphere

Traps in heat, causing temperatures to rise

DOES NOT BRING MORE HEAT IN

Question 24

Effects of deforestation

Answer 24

Increase in CO2
Habitat loss
Loss of biodiversity

Question 25

How do humans affect the environment

Answer 25

Pressure on resources
Air pollution (fossil fuels)
Water pollution (fertilizers, oil spills)
Habitat loss (urban sprawl, deforestation)
Invasive species

Question 26

Pure science

Answer 26

Answer questions

Question 27

Applied science

Answer 27

Scientific knowledge to develop technology or inventions

Question 28

Relationship between energy and biomass

Answer 28

Biomass and energy decrease

If biomass is consumed energy is lost as heat and waste

Question 29

Trophies levels

Answer 29

Producers
PC
SC
TERTIARY

Question 30

WHAT GROUP has the largest biomass

Answer 30

Producers