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Social Science > BIOSYSTEMATICS > Flashcards

BIOSYSTEMATICS Flashcards

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1
Q

Simple cells with DNA strands floating in a capsule

A

Prokaryotes

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2
Q

Complex cells that have compartments with special jobs and DNA is a nucleus

A

Eukaryotes

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3
Q

Provide records of life forms that once existed

A

Fossils

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4
Q

Uses mutation rate of biomolecules to deduce the time when two life forms diverged

A

Molecular clocks

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5
Q

A record of life and events on Earth

A

Geologic Time Scale

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6
Q

Largest unit of time

A

Eon

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7
Q

A unit of time shorter than Eon

A

Era

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8
Q

Give the proper arrangement of a time scale (from largest unit to smallest)(Capital letters)

A

EON
ERA
PERIOD
EPOCH

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9
Q

Ancient Eon

A

Archea

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10
Q

Early life (4,500 - 2500 mya

A

Proterozoic

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11
Q

Early life (2500 - 540 mya

A

Proterozoic

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12
Q

Ancient life (540-248 mya

A

Paleozoic

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13
Q

Middle life (248-65 mya

A

Mesozoic

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14
Q

Recent life (65 mya to present

A

Cenozoic

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15
Q

Most recent epoch

A

Halocene

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16
Q

When did life begin?

A

3.8 billion year ago

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17
Q

Where did life first developed?

A

Undersea alkaline vents

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18
Q

Invasion of life on land began….

A

1.5 billion years ago

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19
Q

Layers of cyanobacteria trapped in sediments

A

Stromatolites

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20
Q

Bacteria responsible for the production of oxygen

A

Photosynthetic bacteria

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21
Q

One of the first Eukaryotic cells

A

Acritarch

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22
Q

A coiled tube life form that appeared in the sea

A. Gypania
B. Gyrania
C. Colania
D. Grypania

A

D

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23
Q

Algae evolved sexual reproduction approximately…

A. 1300 mya
B. 1299 mya
C. 1200 mya
D. 2300 mya

A

c

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24
Q

A red algae, which fossil was found in Canadian rocks

A

Bangiomorpha

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25
Q

This allowed life forms to juggle genes and increase speed of evolution

A

Sex

26
Q

Strange organisms from the dawn of animal life

A

Ediacara fauna

27
Q

Fauna a Latin word that represents

A

Animals

28
Q

Flora a Latin word that represents

A

Plants

29
Q

2 meter long sea monster

A. Galomanacrus
B. Anomalocaris
C. Jolanicuadin
D. Gigantirindus

A

B

30
Q

This organisms made tracks in ancient coastal dunes around 500 mya

A

Eurypterids

31
Q

Worms and primitive plants started to colonize the land around…

A. 460
B. 450
C. 440
D. 430

A

A

32
Q

Most primitive among living plants

A

Liverworts

33
Q

Evidence that land animals arrived

A

Burrow systems

34
Q

Fist animals that came to land was carnivores or herbivores?

A

Carnivores

35
Q

A time capsule in scotland made by eruption of volcanic geyser (ala Nico neh)

A. Rhynie Chert
B. Brybnie Chert
C. Diongros Spring
D. Scotland Canyon

A

A

36
Q

Forests were born around…

A

380 mya

37
Q

Which came first spores or seeds?

A

Spores

38
Q

1st amphibians evolved about…

A

380 mya

39
Q

An early amphibian fossil that evolved from lungfish

A

Ichthyostega

40
Q

Fresh water fish that can breathe air for limited periods

A

Lungfish

41
Q 
Which of the following did the ancestors of amphibians did not undergo?
A. Limbs instead of fins
B. Lungs instead of gills
C. Changes in skin texture
D. Changes of eyes and ears
A

C.

42
Q

True or false do reptiles lay eggs?

A

True

43
Q

Coal layers are remains of… What type of forest

A

Tropical rainforest

44
Q

Ancient rainforests was inhabited by giant sized dragonflies and millipedes. True or false?

A

True

45
Q 
The largest among the "Big 5" mass extinctions was responsible in the extinction of how many percentage of sea species?
A. 98
B. 96
C. 93
D. 95
A

D

46
Q

Dinosaur means…

A

Terrible lizard

47
Q

A ferocious meat eating dinosaur

A. Triceratops
B. Stegosaurus
C. Komodo Dragon
D. T-Rex

A

D

48
Q

Is one of the earliest known birds

A

Archaeopteryx

49
Q 
A small feathered dinosaur
A. Microbirdie
B. Microraptor
C. Chickosaurus
D. Micronatrus
A

B

50
Q

Birds evolved from dinosaurs. True or false?

A

True

51
Q

Mammals evolved around the same time as the dinosaurs around…

A. 220 mya
B. 230 mya
C. 234 mYa
D. 300 mya

A

A

52
Q

Animals that are active at night

A

Nocturnal

53
Q

The dinosaur killing asteroid hit the earth around

A

65 mya

54
Q

Period called age of fishes

A

Devonian

55
Q

The crater of the asteroid that killed the dinosaurs is found in what country?

A

Mexico

56
Q

How many large extinction events happened

A

5

57
Q

How many eons are there?

A

2

58
Q

Mya means…

A

Million years ago

59
Q

First life forms

A

Bacteria

60
Q

Which of these is not an advantage of having seeds?

A. Helps germination of plants to survive drought
B. Helps plants offspring to stay away from the ocean

A

B

Social Science (10 decks)

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