Parts of seedless vascular plants

swimming sperm
vascular tissue
pollen
seeds
flowers
fruits


swimming sperm
vascular tissue

Environmental & Atmospheric Sciences

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A regional meamorphic rock that has both igneous and high-grade metamorphic characteristics is a(n)

a. schist. b. amphibolite. c. migmatite. d. granitite.

Environmental & Atmospheric Sciences

A porphyritic texture where large crystals are embedded in a matrix of small crystal may form when ________

A) climate change causes crystals to cool at different rates B) crystals of different compositions cool at different rates C) a magma that has partially crystallized slowly moves to a different location where it then cools rapidly. D) crystals of different compositions grow to different sizes

Environmental & Atmospheric Sciences

Reactions against environmental determinism in the early 20th century gave rise to ________, the view that people use their creativity to decide how to respond to the conditions or constraints of a particular natural environment.

A) political ecology B) cultural ecology C) possibilism D) nature-culture dualism E) cultural landscape

Environmental & Atmospheric Sciences

The absolute temperature scale that contains no negative numbers is the ____, which makes it convenient for scientific computing

A) Fahrenheit B) Celsius C) Kelvin D) Convection

Environmental & Atmospheric Sciences