Science test Flashcards

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1
Q

what type of fossils are the overwhelming majority of fossils

A

marine organisms

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2
Q

a fossilzed track or burrow made by an animal would be called a trace fossil

A

true

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3
Q

one possible reaons for the variety of speacies in the la brea tar pits is that once animals died there scavengers came were trapped and died there as well

A

true

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4
Q

fossils can be found only in sedimentary rocks

A

false

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5
Q

what process forms petrified wood

A

replacemtn

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6
Q

which of these is a porpoise lik emarine reptile archaeoteryx ichthyosaurus

A

ichtyyosaurus

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7
Q

which of thse if fossilzed would be considered microfossils animal droppings pine needls plant spores

A

plant spores

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8
Q

decay can prevent a dead orgaims form bieing fossilzed

A

true

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9
Q

the classification system used for fossils is the sma eon e used for living oragnaims today

A

true

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10
Q

is a mineraliazed form of tree sap and may contain invertebartes ad evn some small vertebrates

A

amber

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11
Q

fossils that seem to appear reliably in the proper geologic sequence and that are used by secular geologists to determine the age of rock starat are called what

A

index fossils

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12
Q

what remarkable discovery came form the examination of a thigh bone of a 68 million year old t rex fossil in 2005

A

soft tissues

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13
Q

what is the name of the study of fossils

A

paleontolgist

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14
Q

fossils often appear out of order in the geolgic column

A

true

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15
Q

the origin of species was authored in 1859 by who

A

chalres darwin

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16
Q

who develped the styem used today to classify organims

A

carolus linnaeus

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17
Q

old earth geologists assign rocks in lower level scoantin simple fossil _____ ages than those ones coanting complex fossils

A

older

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18
Q

what is the name of an extint fossil fish that was found to still be alive

A

a coelacanth

19
Q

fossils showing organims that are in the process of evolving form one form to another are known as what

A

transitional forms

20
Q

what is said to be the link between reptiles and birds

A

archaeopteryx

21
Q

if archaeopteryx were found alive today it would most likely be calssified as a what

A

bird

22
Q

when the population of a species begins to shrink due to having more deaths than births in a generation it is possibly headed toaward what

A

extinction

23
Q

evolutinary scientsis have identified two major extinctio events in teh las 500 million years by studying the geologic column

A

false

24
Q

which of thse is asquid like naimal with coilded chambered shell ammonite ichthyosaus

A

ammonite

25
Q

those who take the bible at ists word and blieve in a arecent creatio would assume that humans and dions must have bee on the aearth at the same time

A

true

26
Q

what was the possible identity of jobs behemoth

A

brachiosaurs

27
Q

all of ht efollowin statements would be accceptable to a youn earth paleontolgists except which one fossils found in the sam elayer cam from orgaisms from the sma habiat or volcaniceruptions probably accompaneid the folood and realease ash

A

fossisl found in the same layer cam from orgaims fom the sam habitat

28
Q

what is the name of small extinct marine invertebrates

A

trilobites

29
Q

a fossil is defined as any reamins or trace of a formely living thing preserved by natural processes

A

true

30
Q

when was the earlies t heitocial record of the usee of any fossil fuel

A

1,000 BC

31
Q

fossil fuels do not include what coal hydrothermal fluies petroleum

A

hydrothermal fluieds

32
Q

which type of coal has the most envergy

A

bituminous

33
Q

it is possible for undergound coal seams to buen ot of contaroll for years

A

ture

34
Q

the hardes and cleasnest burning coal is _______

A

anthracite

35
Q

nautal gas is almost always foudn along with _____

A

cude oil

36
Q

petrolum is ma up of hydrocarbons wihcih contain some combintaiton of ntirogen and carbon

A

false

37
Q

methan ehtan andp propane are fifferent forms of what

A

nautral gas

38
Q

nealy half of elcetical power plants in the untied states use what typye of fuel

A

coal

39
Q

which of thse is obatined by drillin g coal or oil

A

oil`

40
Q

which of thse shows the most likely order of devleopment of thse materails peat to lignite to bituminous coal or peat to bituminous coal to lignite

A

peat to lignite to bituminous coal

41
Q

products that conatin colal includ epaints perumes rubber and plactic

A

ture

42
Q

what is aiogicn oil

A

nautrally produced petroleum that does not come from organic sources

43
Q

carbon doxiede a product of the combustion of fossisl fuels has been linked to glowbal warming and s as a relut has been called a _____________ gas

A

green house