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ECOLOGY > 1st Module > Flashcards

1st Module Flashcards

1
Q

The interaction of abiotic and biotic components. Came from the word oikos and logy.

A

Ecology

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2
Q

The group if individuals of the same species living in one area

A

Population

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3
Q

All populations living in the same area

A

Community

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4
Q

Community and nonliving environment

A

Ecosystem

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5
Q

Two major categories of aquatic environment

A

Freshwater and Marine

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6
Q

Aquatic environment where salt concentration is <1

A

Freshwater

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7
Q

This aquatic environment is characterized by increase in salt concentration/salinity

A

Marine

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8
Q

Freshwater environment that is basins filled with water. Exhibit oligotrophyeutrophy sequence.

Ex laguna de bay

A

Lakes

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9
Q

Freshwater environment that is man made. It releases waters downstream

A

Reservoir

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10
Q

Freshwater environment that is of flowing water created by the accumulation of run off water into low lying channels, draining most landscapes

A

River

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11
Q

Freshwater environment that is aquatic influenced environment; includes freshwater and inland waterbodies

A

Wetlands

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12
Q

Marine environment that is continuous and interconnected mass of water that supports about 10% of marine organisms

A

Open ocean

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13
Q

Area of the marine environment with depth of not greater than 200m. And consists of different unique habitats such as estuaries, saltwater marsh, mangrove areas and coral reefs

A

Coastal zone

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14
Q

Standing waters are?

A

Lentic

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15
Q

Running waters are?

A

Lotic

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16
Q

The upstream part of river is called?

A

Rhithron

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17
Q

The downstream, and slow flowing part of river is called?

A

Potamon

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18
Q

What do you call the rivers or streams that feed into another river?

A

Tributaries

19
Q

The springs from underground, marshes, lakes or ponds, and small streams are all called?

A

River source

20
Q

The end of the river is called?

A

Mouth or delta

21
Q

Thr course of the water carved across the landscape is called?

A

River channel

22
Q

It influences the solid and liquid state of water

A

Hydrogen bonding

23
Q

The density of water as a function of temperature from freezing is?

A

0-40 degrees Celsius

24
Q

At 0 degrees Celsius, ice forms with a density of?

A

0.917 mg/L

25
Q

_ of Solid increases with temperature.

A

Solubility

26
Q

What solubility decreases with increasing temperature?

A

Gas solubility

27
Q

Due to hydrogen bonding of water molecules. It will create?

A

Surface tension

28
Q

Pressure increases with ?

A

Depth

29
Q

Gas solubility is higher at higher?

A

Pressure

30
Q

Resistance to change form refers to?

A

Viscosity

31
Q

Resistance of a body to a change in its state of motion is referred to as?

A

Inertia

32
Q

What do you call the Absorption of ultraviolet (UV) light before reaching aquatic ecosystems?

A

Ozone layer

33
Q

Light interception happens by?

A

Clouds, canopy and topography

34
Q

As light enters water, it?

Bending of light as it moves from less dense medium (air) the denser ine (water)

A

Refraction

35
Q

As light reaches the water, it can be?

A

Reflected
Absorbed
Transmitted

36
Q

Light intensity decreases with increasing?

A

Depth

37
Q

The reflection and absorption if light by water, particles in the water and by compounds dissolved in the water is called?

A

Light attenuation

38
Q

Light attenuation if different light wavelengths:
In pure water
Red?
Blue?

A

Red: absorbed
Blue: transmitted

39
Q

Oligotrophic lake (unproductive) appears?

A

Blue

40
Q

Eutrophic lake (productive) appear?

A

Green

41
Q

The dynamic transition zone that is influenced by both surface water and groundwater is called?

Inland:
Lake, wetland, streams

A

Hyporheic zone

42
Q

In wetland hydrology, the 3 main sources of water are?

A

Precipitation
Surface water
Ground water

43
Q

Important characteristics of wetland hydrology are?

A

Permeance
Predictability
Seasonality

ECOLOGY (6 decks)

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