Home
Class 12
BIOLOGY
Gases found in primitive atmosphere are...

Gases found in primitive atmosphere are

A

`CH_(4), NH_(3), H_(2), H_(2)O`

B

`CH_(4), NH_(3), CO_(2), H_(2)O`

C

`CH_(4), H_(2)O, CO_(2)`

D

`CH_(2), O_(2), CO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • COMMON HUMAN DISEASES

    ERRORLESS |Exercise Common Human Diseases|182 Videos

  • HEALTH AND DISEASE

    ERRORLESS |Exercise Health And Disease|122 Videos

Similar Questions

Explore conceptually related problems

The two forms of oxygen found in the atmosphere are

The two forms of oxygen found in the atmosphere are

Knowledge Check

  • Gases found in primitive atmosphere were,

    A
    `O_(2)` and `CO_(2)`
    B
    `O_(2), CO_(2), CH_(4),` water vapour
    C
    `CH_(24), NH_(4), H_(2),` water vapour
    D
    `CH_(4), NH_(4), CO_(2),` water vapour

  • Assertion : Primitive atmosphere was formed by the lightest atoms. Reason : The primitive atmosphere was reducing in nature.

    A
    If both the accertion and the reason are true and the reason is a correct explanation of the assertion
    B
    If both the assertion and reasone are true but the reason is not a correct explanation of the assertion
    C
    If the assertion is true but the reason is false
    D
    If both the assertion and reason are false

  • The primitive atmosphere was reducing in nature. Free oxygen was absent in the primitive atmosphere.

    A
    If both (A) and (R ) are true and (R ) is the correct explanation of (A).
    B
    If both (A) and (R ) are true but (R ) is not the correct explanation of (A).
    C
    If (A) is true but (R ) is false.
    D
    If both (A) and (R ) are false.

    • Similar Questions

    Explore conceptually related problems

    The two forms of oxygen found in the atmosphere are

    According to Oparin, which one of the following was not present in the primitive atmosphere of the Earth?

    Assertion : The primitive atmosphere was reducing one i.e., without oxygen. Reason : In the atmosphere, oxygen was involved in forming ozone.

    Which of the following has replaced methane of the primitive atmosphere as the major carbon containing compounds of the present day earth's atmosphere?

    Which of the following was likely to have been absent in a free molecules state , in the primitive atmosphere of the earth ?

    Home
    Profile