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NEET Prep > Evolution > Flashcards

Evolution Flashcards

1
Q

Universe created ____ years ago

Wb Earth?

A

20 billion

4.5 bya

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2
Q

Gases in early atmosphere?

A

Water vapour, methane, carbon dioxide, ammonia

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3
Q

Life appeared _____ years ago

A

non cellular: 3 bya

cellular: 2bya

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4
Q

Oparin of ____________ and Haldane of _____________

A
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5
Q

What year did S.L Miller conduct his experiment? What were the gases involved and what temperature was it at?

A

1953

CH4, H2, NH3 and water vapour at 800C

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6
Q

The fitness, according to Darwin, refers ultimately and only to

A

reproductive fitness

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7
Q

Where did Alfred Wallace study

A

MAlay Archipelago

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8
Q

Who proposed embryological support for evolution? Who disapproved of it?

A

Ernst Heckel

Karl Ernst von Baer

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9
Q

The so-called fitness is

based on characteristics which are _________

A

inherited

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10
Q

The essence of Darwinian theory about

evolution is __________

A

natural selection

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11
Q

In founder effect, the _________ population

becomes founders

A

original drifted

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12
Q

Gene flow is expected to be lower in species that have _____________population sizes

A

small

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13
Q

Invertebrates were formed _______

A

500mya

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14
Q

Jawless fish and fish to land happened?

A

350 mya

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15
Q

Seaweeds and other plants

A

320 mya

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16
Q

What year was Coecolanth discovered in? Which country?

A

1938

South Africa

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17
Q

Animals called ________________ evolved into amphibians

A

lobefins

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18
Q

When did dinosaurs go extinct?

A

65 mya

19
Q

Dryopethicus and Ramapethicus existed _______

A

15 mya

20
Q

Few fossils of man-like bones have been discovered in _____________. These revealed hominid features leading to the belief that about ________, man-like primates walked in eastern Africa. They were probably not taller than __________ but walked upright.

A

Ethiopia and Tanzania
3-4 mya
4 feet

21
Q

Australopithecines probably lived in _________ grasslands, ____ million years ago. What did they do?

A

East African
two
Evidence shows they hunted with stone weapons but essentially ate fruit.

22
Q

first human-like being the hominid is called. Their brain capacity? They probably didn’t eat _____

A

Homo habilis
650-800cc
meat

23
Q

Fossils discovered in _____ in _______ revealed the next stage, i.e., Homo erectus about ____ mya. Brain capacity is _______. They eat ______

A

Java, 1891
1.5
900cc
meat

24
Q

The Neanderthal man with a brain size

of ________ lived in near __________ between ___________ years back.

A

1400cc
east and central Asia
1,00,000-40,000
They used hides to protect their body and buried their dead

25
Q

During ice age between _________ years ago

modern Homo sapiens arose.

A

75,000-10,000

26
Q

Pre-historic cave art developed about

__________ years ago

A

18,000

27
Q

cave paintings by Pre-historic humans can

be seen at __________ rock shelter in_________ district of Madhya Pradesh

A

Bhimbetka

Raisen

28
Q

Missing link between amphibians and reptiles

A

Seymouria

29
Q

Ancestors of bryophytes and tracheophytes

A

Chlorophytes

30
Q

Tracheophyte ancestors gave rise to

A

Zosterophyllum (and rhen lycopods)

Rhynia-type

31
Q

Rhynia type gave rise to?

A

Psilotyphon

32
Q

Icthyosaurus appeared ________ ago

A

200 mya

33
Q

Two ancestors of mammals

A

Therapsids, pelycosaurs

synapsids

34
Q

Ancestor of turtles?

A

Sauropsids

35
Q

Mnemonics for geological period

A

Question The Creation of Jade, That Permits Cars

Quaternary, Tertiary, Cretaceous, Jurassic, Triassic, Permian, Carboniferous

36
Q

Bandicoot is?

A

Marsupial rat

37
Q

Banded anteater is

A

Numbat

38
Q

Cenozoic, Mesozoic, Paleozoic?

A

2,3,4

39
Q

Plants that arose in Quarternary or Cenozoic era?

A

Angiosperms and monocots

although dicots rose in Mesozoic

40
Q

Modern plant that doesn’t have the same ancestor as the other plants today?

A

Bryophytes (chlorophyte ancestor) whereas everything else has psilophytes

lycopods come from tracheophytes

41
Q

Dinosaurs went extinct in?

A

Triassic, not jurassic

42
Q

Cave art?

A

18000

42
Q

Lemur marsupial counterpart?

A

Spotted cuscus

NEET Prep (50 decks)

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