ENVS 150 (Foret) Final Exam Best Answers
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Solutions
Phosphorus (P) is used by the plant as a component of:
ATP and phospholipids
UPWARD movement of WATER occurs mainly in the ________ through passive _________
driven by ____________.
Xylem
cohesion
evaporation
WATER will move into a CELL when:
surrounding solution has a lower solute potential (hypotonic solution)
SOIL particles are separated into their respective SIZES and the PERCENTAGE in each size
category is calculated to determine:
soil texture
FORCE of attraction between UNLIKE molecules (such as soil and water) is called:
ADHESION
Water FLOWS from:
HIGH to low water potential
More than 90% of a living plant is composed of which elements?
carbon, hydrogen, and oxygen
TERRESTRIAL biomes are primarily characterized by:
rainfall AND temperature
When the NORTH POLE is tilted toward the sun and the sun rays hit the tropic of cancer at a 90
degree angle:
,summer solstice
Weather PATTERNS are affected by:
ALL affect the weather pattern
This biome supports a LOW number of plant species, receives little RAIN, and plants have
shallow ROOT zones due to permafrost and wet soil.
ARCTIC tundra
GLOBAL WARMING is changing the geographic distribution of biomes. Which of the following
statements is NOT a likely result of global warming?
TREES will grow in Antarctica
Most of the temperate GRASSLANDS in the northern hemisphere have been converted to:
Crop land for GRAIN
Which of the following statements about BIOMES is NOT true?
Each biome has THREE specific plant species that it is named after
HERBIVORY is a common example of:
commensalism and predation
Put the levels of ECOLOGICAL study from the smallest to the largest.
Organismal, Population, Community, Ecosystem
Population SIZE is affected by:
ALL affect population size
WETLANDS are important ecosystems because they:
ALL are functions of wetlands
The discipline of ECOLOGY studies:
How organisms interact with each other and their environment
MYRMECOPHYTES are:
EXAMPLE of mutualism between a plant and ants
___________________ is the amount of water the soil can hold against the force of GRAVITY.
FIELD capacity
, Active transport of molecules across MEMBRANES occurs through:
PROTON pumps
Nitrate is highly soluble and can be LEACHED from soil by:
precipitation
Which of the following is NOT a mechanism of ION exclusion from plant cells?
Nucleic ACID movement of toxins out of the cell
Water POTENTIAL in a plant is
The SUM of the solute and pressure potential
After the complete DECOMPOSITION of organic matter, the remaining complex, amorphous,
colloidal substance is called:
humus
The cohesion THEORY states
Water moves from the roots into the leaves due to negative pressure from transpiration
A HADLEY Cell is a circulation of rising air and precipitation over the:
Equator
DESERT biomes have these features:
ALL are desert features
The PREVAILING atmospheric conditions of an area over a long period of time.
climate
This biome is home to the GREATEST number of plant and animal species
tropical RAINFOREST
A rain SHADOW is what area?
The side of a mountain range and beyond dominated by DRY air masses
Which of the following is NOT a characteristic of an AQUATIC biome?
Degree of pollution
Climate in an area is primarily DEPENDENT on:
2024-2025 With 100% Guaranteed
Solutions
Phosphorus (P) is used by the plant as a component of:
ATP and phospholipids
UPWARD movement of WATER occurs mainly in the ________ through passive _________
driven by ____________.
Xylem
cohesion
evaporation
WATER will move into a CELL when:
surrounding solution has a lower solute potential (hypotonic solution)
SOIL particles are separated into their respective SIZES and the PERCENTAGE in each size
category is calculated to determine:
soil texture
FORCE of attraction between UNLIKE molecules (such as soil and water) is called:
ADHESION
Water FLOWS from:
HIGH to low water potential
More than 90% of a living plant is composed of which elements?
carbon, hydrogen, and oxygen
TERRESTRIAL biomes are primarily characterized by:
rainfall AND temperature
When the NORTH POLE is tilted toward the sun and the sun rays hit the tropic of cancer at a 90
degree angle:
,summer solstice
Weather PATTERNS are affected by:
ALL affect the weather pattern
This biome supports a LOW number of plant species, receives little RAIN, and plants have
shallow ROOT zones due to permafrost and wet soil.
ARCTIC tundra
GLOBAL WARMING is changing the geographic distribution of biomes. Which of the following
statements is NOT a likely result of global warming?
TREES will grow in Antarctica
Most of the temperate GRASSLANDS in the northern hemisphere have been converted to:
Crop land for GRAIN
Which of the following statements about BIOMES is NOT true?
Each biome has THREE specific plant species that it is named after
HERBIVORY is a common example of:
commensalism and predation
Put the levels of ECOLOGICAL study from the smallest to the largest.
Organismal, Population, Community, Ecosystem
Population SIZE is affected by:
ALL affect population size
WETLANDS are important ecosystems because they:
ALL are functions of wetlands
The discipline of ECOLOGY studies:
How organisms interact with each other and their environment
MYRMECOPHYTES are:
EXAMPLE of mutualism between a plant and ants
___________________ is the amount of water the soil can hold against the force of GRAVITY.
FIELD capacity
, Active transport of molecules across MEMBRANES occurs through:
PROTON pumps
Nitrate is highly soluble and can be LEACHED from soil by:
precipitation
Which of the following is NOT a mechanism of ION exclusion from plant cells?
Nucleic ACID movement of toxins out of the cell
Water POTENTIAL in a plant is
The SUM of the solute and pressure potential
After the complete DECOMPOSITION of organic matter, the remaining complex, amorphous,
colloidal substance is called:
humus
The cohesion THEORY states
Water moves from the roots into the leaves due to negative pressure from transpiration
A HADLEY Cell is a circulation of rising air and precipitation over the:
Equator
DESERT biomes have these features:
ALL are desert features
The PREVAILING atmospheric conditions of an area over a long period of time.
climate
This biome is home to the GREATEST number of plant and animal species
tropical RAINFOREST
A rain SHADOW is what area?
The side of a mountain range and beyond dominated by DRY air masses
Which of the following is NOT a characteristic of an AQUATIC biome?
Degree of pollution
Climate in an area is primarily DEPENDENT on:
