Theories of the orgin in life Flashcards

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1
Q

God created everything

A

Divine Theory of Creation

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2
Q

In the 17th century, there has been an argument going on about these two

A

Abiogenesis vs Biogenesis

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3
Q

generation of bio/life

Word

A

Genesis

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4
Q

Spontaneous generation

A

Abiogenesis

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5
Q

Life exists out of nothing

A

Abiogenesis

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6
Q

This theory has been disapproved

A

Abiogenesis

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7
Q

JOHN NEEDHAM

A

Abiogenesis

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8
Q

He experimented through a broth

Spontaneous Generation

A

John Needham

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9
Q

The microorganisms grew in the broth despite being heated

Spontaneous Generation

A

John Needham

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10
Q

two reasons why John Needham’s experiment wasproved to be incorrect

Spontaneous Generation

A
  • Boiling point
  • Exposure to air
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11
Q

LIFE ORIGINATED FROM PRE-EXISTING LIFE.

A

Biogenesis

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12
Q

In his experiments, there are 3 jars

Biogenesis

A

Francesco Redi

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13
Q

there is meat and it is completely exposed, there is air exposure which is why the flies hatched their eggs and maggots grew

Francisco Redi

A

1st Jar

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14
Q

the jar is closed, so the flies
cannot enter the jar

Francisco Redi

A

2nd Jar

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15
Q

the jar was sealed with gauze
pad which is why the flies hatched their eggs
in the gauze pad

Francisco Redi

A

3rd Jar

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16
Q

Disapproved the Spontaneous Generation Theory Due to his experiment with a swan-necked flask

Biogenesis

A

Louis Pasteur

17
Q

Three Experiments

Apply Heat, let flask sit, no bacteria present

Louis Pasteur

A

Step 1

18
Q

Three Experiments

Apply heat, remove the neck and let it sit
and bacteria made its presence

Louis Pasteur

A

Step 2

19
Q

Three Experiments

When he applied heat and tilted the flask
sideways and let it sit, bacteria became
present

Louis Pasteur

A

Step 3

20
Q

Theory of Evolution

Other Theories

A

Charles Darwin

21
Q

Species change as they
migrated to new environment

Other Theories

A

George-Louis Buffon

22
Q

Species change
gradually to adapt to its needs

Other Theories

A

Jean-Baptiste Lamark

23
Q
A