Evolution Flashcards

(57 cards)

1
Q

first form of life came from non living organic molecules proposed by

A

oparin of russia and haldane of england

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2
Q

first non cellular form originated

A

3 billion years ago

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3
Q

_______ created similar conditions in swan flask

A

S L Miller

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4
Q

who demonstrated that life comes only from pre existing life

A

Louis Pasteur

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5
Q

early reptiles divided into ________ and ________

A

sauropsids and synapsids

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6
Q

Thecodonts from sauropsids gave rise to

A

crocodiles ,dinosaurs and birds

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7
Q

bryophyte derived from

A

chlorophyte ancestors

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8
Q

arborescent lycopods population ended in

A

permian

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9
Q

first pteridophyte in silurian

A

Zosterophyllum

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10
Q

jawless fish probably evolved around

A

350mya

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11
Q

invertebrates evolved around

A

500 mya

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12
Q

sea weeds and few plants existed around

A

320 mya

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13
Q

two key concepts of darwinian theory

A

branching descent and natural selection

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14
Q

tyrannosaurus came from

A

brachiosaurus

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15
Q

triceratops came from

A

stegosaurus

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16
Q

who noted embryos never pass through adult stages

A

Karl Ernst von baer

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17
Q

reptiles dominated and fish like reptiles dominated in

A

200mya

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18
Q

biggest dinosaur

A

tyrannosaurus rex

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19
Q

dinosaurus dissappeared around

A

65 mya

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20
Q

first mammals were

A

shrews

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21
Q

dryopithecus and ramapithecus existed

A

15 mya

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22
Q

________ was more man like

A

Ramapithecus

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23
Q

________ was more ape like

24
Q

australopithecans lived before

25
ramapithecus fossils were found in
tanzania and ethiopia
26
height of ramapithecus
not taller than 4 feet
27
australopithecans lived in
east african grasslands
28
_______ hunted with stone weapons and ate fruit
australopithecans
29
brain capacity of homo habilis
650-800 cc
30
homo habilis ate meat TRUE /FALSE
false
31
homo erectus fossils found at
1.5 mya
32
homo erectus fossils found in
java
33
homo erectus had large brain t/f
true
34
brain capacity of homo erectus
900cc
35
homo erectus ate meat t/f
true
36
brain capacity of neanderthal men
1400 cc
37
neanderthal men lived near
east and central asia
38
neanderthal men lived at
100000 -40000 years back
39
neanderthal men used hides to protect body and buried their dead true / false
true
40
homo sapiens arose in
africa
41
modern homosapiens arose between
75000 -10000 years back
42
pre historic art developed about
18000 years back
43
agriculture came around
10000 years back
44
lobefins was evolved about
350 mya
45
coelocanth was discovered at
south africa
46
height of tyrannosaurus
20 feet
47
except bryophytes and pteridophytes all other classes were evolved from
psilophyton
48
first cellular form of life appeared
2000 mya
49
when allele frequency is completely changedoriginal population is called
founders
50
saltation was given by
Hugo deVries
51
Hugo based on his work on __________ gave idea of mutations (saltation)
evening primrose
52
use disuse theory was given by
Lamarck(french naturalist)
53
universe is _______ old
20 billion years old
54
in _________ epoch evolution of mammals took place
Pliocene
55
rise of 1st primates took place in (epoch)
palaeocene
56
evolution of homo sapiens took place in(epoch)
pleistocene
57
rise of 1st apes took place in?(epoch)
oligocene