Plants and Earth sci

The kind of extinction that means a species no longer interacts with/is very relevant to other species

Ecologicl extinction

Explain the cycle of a haplo-diplontic organism

haploid plant makes gametes, gametes fertilize into a zygote, it then becomes a sporophyte, meiosis, produces spores, then becomes haploid organism

In a haploid organism, what is the ony dipoid cell produced?

zygote

In a diploid organism, what is the only haploid cell prodiced?

gametes

Domain, Kingdom, Phyllis, class, order, family, genus, species

Levels of taxonomy

Fungi, archaebacteria, animalia, Protista, plantar, eubacteria

Six kingdoms

Standard system for naming organisms.

binomial nomeculture

How is a mold fossil formed?

when an organism decays and leaves a hollow impression

Formed when minerals fill a mold

Cast fossil

difference between lithosphere and asthenosphere?

lithosphere is hard crust. asthenosphere is semi solid layer

Plates moving away from each other. forming a crust

Divergent plate boundary

Plates move towards each other, forming mountain ranges and stuff

Convergent plate boundaries

Plates slide past each other horizontally

Transform boundaries

One cause of plate movement

convection currents in the mantle

Boundary between crust and mantle

Moho discontinuity

Boundary between mantle and outer core

Gutenberg discontinuity

Layer of the earth that has Aurora and boosts radio waves

Thermosphere

Gases that mainly make up Earth's atmosphere?

Nitrogen and oxygen

Layer of the atmosphere where weather mostly occurs?

Troposphere

Sedimentary, igneous, metamorphic

3 kinds of rocks

Layers of sediments are compacted and cemented

How sedimentary rocks are formed

Rocks formed by cooking and solidifying of magma

Igneous rocks

a rock changed by heat and pressure without melting

metamorphic rocks