The primitive atmosphere was reducing since ______

The primitive atmosphere was reducing since ______ Correct Answer Hydrogen atoms were active and many in number

The active hydrogen atoms reacted with free oxygen atoms forming water. So, the primitive atmosphere was reducing without free oxygen unlike the present oxidizing atmosphere with free oxygen.
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Related Questions

The primitive atmosphere was reducing because:
A table for which, a primitive defines groups of attribute values to be used when displaying that primitive on a particular output device is called
The primitive translation vectors of the body centred cubic lattice are $$\overrightarrow {\bf{a}} = \frac{a}{2}\left( {{\bf{\hat x}} + {\bf{\hat y}} - {\bf{\hat z}}} \right),\,\overrightarrow {\bf{b}} = \frac{a}{2}\left( { - {\bf{\hat x}} + {\bf{\hat y}} + {\bf{\hat z}}} \right)$$        and $$\overrightarrow {\bf{c}} = \frac{a}{2}\left( {{\bf{\hat x}} - {\bf{\hat y}} + {\bf{\hat z}}} \right)$$    . The primitive translation vectors $$\overrightarrow {\bf{A}} ,\,\overrightarrow {\bf{B}} $$  and $$\overrightarrow {\bf{C}} $$ of the reciprocal lattice are
Rules of replacement are
1. ten
2. eleven
3. taken as primitive
4. taken as non-primitive
Select the correct answer:
Consider the following statements and choose the correct answer:
1. Sieve cells are present in all groups of plants
2. Transverse position of end walls of sieve tubes is a primitive feature whereas their oblique or inclined position is an advanced condition
3. Restriction of sieve areas on the end wall is a primitive condition whereas their presence on end wall as well as radial wall is an advanced condition
4. The sieve plates with larger sieve pores are advanced
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the fouralternatives. Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship
between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation
beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety.
Job performance is ______ by a number of factors. Motivation alone
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the fouralternatives.
Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship
between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation
beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety.
motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be.
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety. However, increasing motivation beyond an ______ level
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety. tends to ______ a dysfunctional result
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives. Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship
between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation
beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety. because it is ______ by an increased level of anxiety.