B1

Question 1

Ecotone

Answer 1

Area between ecosystems where organisms interact

Edges: More biodiverse, organisms move back and forth between ecosystems

Question 2

Habitat

Answer 2

Where a organism lives and gets its resources

Question 3

Niche

Answer 3

Rols of a organsim in a ecosystem and how it intracts with it

Question 4

Range

Answer 4

The spatial area where a species is found

Question 5

Distrubution

Answer 5

How individuals in a population are distrubted at a given time

Question 6

Ecological niche

Answer 6

• Place in a food web
• Habitat
• Breeding area
• Time its most active

Question 7

Territoral Niche

Answer 7

Helps understand how organisms interact in a ecosystem

Question 8

New (exotic) species

Answer 8

• New spieces that can cause disturbance
• How do they arrive?

Natural movement, seed dissposal, new routes, human introduction

Question 9

Major causes of depletion, extinction, and habitat loss (exotic species)

Answer 9

• No natural population controls
• Native species cant compete
• prey lack defense mechanisms

Question 10

Biome

Answer 10

Region with a specific climate and species adapted to it

Question 11

Aibotic factors of quatic ecosystems

Answer 11

• Temperature
• Sunlight
• Dissolved Oxygen
• Depth
• Light
• Clarity
• Salinity
• pH

Question 12

Lake Ecosystems

Littoral

Answer 12

From shore to the point where no more plants grow

Question 13

Lake Ecosystems

Limnetic Zone

Answer 13

Open water, suffeicent enough for photsynthesis

Question 14

Lake Ecosystems

Profundal Zone

Answer 14

Beneath limnetic, insuffiecient light for photosynthesis

Question 15

Lake Ecosystems

Benthic Zone

Answer 15

Lowest Zone, usually sediment at seafloor

Question 16

Seasonal varaition

Epilimon

Answer 16

Warmest layer, usually during summer

Question 17

Seasonal variation

Thermocline

Answer 17

Middle ground between where temparuture grdually decreses

Question 18

Seasonal variation

Turnover

Answer 18

Fall and spring, turns water into to the same layer

Question 19

seasonal variation

Winter

Answer 19

turns the top layer into ice

Question 20

Eutrophic lake

Answer 20

• High nutrients level
• High photosynthesis
• murky
• Oxygen poor

Question 21

Oligotrophic

Answer 21

• Low nutrients
• Photosynthesis limited
• clear water
• Oxygen rich

Question 22

Terrestial aibiotic factors

Answer 22

• Depth of soil
• Soil nutrients
• Light
• temperature
• water availabity

Question 23

Soil layers

Litter

Answer 23

Made up of partially decomposed leaves/grasses, and is the topmost layer

Question 24

Soil Layers

Topsoil

Answer 24

Made up of small rocks, decaying plants, and animal matter, Beneath litter

Question 25

# Soil Layers Subsoil

Answer 25

Made up of rock particles and some organic matter

Question 26

# Soil Layers Bedrock

Answer 26

Layer rock, end of soil

Question 27

Water table

Answer 27

Boundary between groundwater and soil

Question 28

Biotic limiting factors

Answer 28

* Compeiton for resources * Predation * Parasites

Question 29

Interspecific

Answer 29

Competion etween 2 different species

Question 30

Intraspecific

Answer 30

Competition between the same species

Question 32

Aibiotic limitin factors

Answer 32

* Water * temperature * sunlight * oxygen

Question 33

Taxonomy

Answer 33

Classifification system that infers reltionships among organisms

Question 34

Dancing Kangaroo Play Catch On Fuzzy Green Sand

Answer 34

Domain Kingdom Phylum Classes Order Families Genus Species

Question 35

# Domains Eubacteria

Answer 35

* Unicellular/prokaryote * No nuclues * Asexual * Mixotrophic * Variety of habitats | is bacteria that makes you sick, help you digest, fix nitrogen,etc

Question 36

# Domains Archaebacteria

Answer 36

* Unicellular * Asexual * Chemoautotrophic or heteortrophic * Extreme enviornments

Question 37

# Domains Eukaryota

Answer 37

* Uni and cellular * Sexual

Question 38

# Kingdoms Bacteria

Answer 38

* Single celled * Wide range of habitats * Prokaryotes

Question 38

# Kingdoms Archea

Answer 38

* Single celled * Extreme environmetns * Prokaryote

Question 39

# Kingdoms Protista

Answer 39

* Single and multi celled * Eukaryotic

Question 40

# Kingdoms Fungi

Answer 40

* Single and multi celled * Eurakyotic * Secretes enzymes to ingest

Question 41

Plantae

Answer 41

* Multicelled * Eukaryote * photosynthesis

Question 42

# Kingdom Animalia

Answer 42

* Eukaryotic * multi celled * heterotropjs

Question 43

# Plant pyhla Byrophytes

Answer 43

* No true roots * Anchored by rhizoids * No vascular * Reproduce via spore

Question 44

# Plant pyhla Filicnophyta (ferns)

Answer 44

* Has leaves, roots, stems (leaves are pinnae) * has vascular * reproduce with spores

Question 45

# Plant pyhla Coniferophytes (Woody trees, shrubs)

Answer 45

* Leaves, roots, stems * Stems are woody, leaves are waxy and needle like * Vascular * Reproduce via non-motile seeds

Question 46

# Plant pyhla Angiosperophyta (flowering plants)

Answer 46

* Leaves, roots, stems * Highly variable in structure * Vascular * Reproduces in seeds

Question 47

# Animal Phyla Porifera (Sea sponges)

Answer 47

* Asymmetrical * No mout or anus * Silica or Calcium carbante based * Fixed in place (sessile)

Question 48

# Animal Phyla Cnidaria (Anemones, Coral, Jellyfish)

Answer 48

* Radial (Circular) * Mouth but no anus * May have stinging tentacles used for hunting prey * Corals secrete calcium arbonate skeleton

Question 49

# Animal Phyla Platyhelminthes (flatworms)

Answer 49

* Bilateral (two sides * Mouth but no anus * Flattened body (High SA:V ratio) * Maybe parasitic and require host organism

Question 50

# Animal Phyla Annelida (Earthworms and Leeches)

Answer 50

* Bilateral body * Seperate mouth and anus * Ringed segments * Perisataltic contraction at segments

Question 51

# Animal Phyla Mollusca (Slugs, Squids, bivalves)

Answer 51

* Bilateral * Seperate mouth and anus * Visceral muscle mass, muscle foot and mantle * Diverse in sie and anatomical structure

Question 52

# Animal Phyla Arthopoda (Spiders and Scorpians)

Answer 52

* Bilateral * Seperate mouth and anus * Jointed body secretions and appendages * Hard chitinous exoskeleton * 80% of all species are arthopoda

Question 53

# Animal Phyla Chordata (veterbrates)

Answer 53

* Bilateral * Seperate mouth and anus * Notochord, hollow, dorsal nerve tube all develop into a backbone * Some subphyla are invertabrates