Science with Indika sir(9)

Which was absent in the atmosphere at the time of origin of life?

• NH₃ (Ammonia)

• H₂ (Hydrogen)

• O₂ (Oxygen)

• CH₄ (Methane)

Study about fossils is

• Paleontology

• Herpetology

• Saurology

• Organic evolution

Our Galaxy is called

• Triangulum

• Andromeda

• Centaurius A

• The milky way

Which one of the following does the Big bang theory imply

• The universe was created 1 million years ago

• The universe will end in a big explosion

• The universe is very noisy

• The universe started with big explosion

One of the possible early sources of energy were/was

• Green plants

• Carbon dioxide

• Chlorophyll

• UV rays/Lightening

Swan neck flask experiment was performed by

• Oparin and Haldane

• Darwin

• Aristotle

• Louis Pasteur

The origin of earth is considered to have taken place

• About 12 Billion years ago

• About 4.5 Billion years ago

• About 3.5 Billion years ago

• About 70 million years ago

The theory accepted at present about the origin of life on earth is based on

• Theory of special creation

• Theory of spontaneous generation

• Cosmozoic theory

• Theory of bio chemical evolution

Out of the animals given below the one that can not considered to be as a living fossil.

• Coelacanth

• Lingula

• Dolphin

• Cockroach

The organism that has complete fossil evidences about it's process of evolution is

• Dog

• Horse

• Wooly mammoth

• Coeacanth