Unit 1

Question 1

Symbioses

Answer 1

Any close and long term interaction between two organisms

Question 2

Mutualism

Answer 2

A branch of symbioses that has to be positive for both organisms

Question 3

Temporal niche partitioning

Answer 3

Competing species using the same resources at different times

Question 4

Spatial niche partitioning

Answer 4

Competing species use the same resources in different regions/spaces

Question 5

Morphological partitioning

Answer 5

Two species that have evolved slightly differently to utilize the same resources

Question 6

Biome

Answer 6

An area of land with similar temp and precipitation rate

Question 7

Tropical rain forest

Answer 7

Nutrient-poor soil, from all the plants using them

Question 8

Boreal forest

Answer 8

Nutrient-poor soil due to low temp and decomp rate

Question 9

Temperate forest

Answer 9

Nutrient rich soil due to lots of dead org matter and warm temp

Question 10

Latitude

Answer 10

The distance from the equator

Question 11

Abiotic characteristics

Answer 11

All nine living parts of a biome

Question 12

Literal zone

Answer 12

Shallow area of soil and water where cattails and algae grows

Question 13

Limetic zone

Answer 13

No rooted plant life but you can have algae

Question 14

Profundal zone

Answer 14

Deepest zone of water, no plant life

Question 15

Benthic zone

Answer 15

The bottom of the lake

Question 16

Oligotrophic

Answer 16

Lakes with low primary productivity due to low nutrients

Question 17

Mesotrophic

Answer 17

Moderate levels of primary productivity

Question 18

Eutrophic

Answer 18

Lakes with high levels of algae bloom/primary productivity

Question 19

Intertidal zone

Answer 19

Narrow band of coastline submerged in high tide and uncovered in low tide

Question 20

Coral reefs

Answer 20

Exist in warm shallow water, and are the most diverse marine biomes

Question 21

Estuaries have ______ productivity due to _____

Answer 21

High;excess sediment

Question 22

Estuaries

Answer 22

Areas where rivers empty into the sea

Question 23

Open ocean

Answer 23

Only algae and phytoplankton, their produce most of earths o2

Question 24

Photic zone

Answer 24

The area in water where sunlight can reach

Question 25

Aphotic zone

Answer 25

The area in water that is too deep for sunlight to reach