Answer: a. A shared ancestral character.
Explanation:
A shared ancestral character is the character or feature that two lineages of same or distinct species have in common derived from a common ancester. The four limbs in birds and mammals is the example of this.
The answer is B) Enhanced Geothermal System.
Explanation:
Engineered Geophysical An enhanced geothermal system (EGS) generates geothermal electricity without the need for natural convective hydrothermal resources.
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Yes the earth is changing due to the plate tectonics because when the earth ah earthquakes and all that kind of stuff here comes earth and reshapes it.
Mass divided by volume. I always remember it by a heart
Answer:
Option A, Mobile source
Explanation:
A mobile source of pollution pollutes the environment while moving. It does not stay at one constant position like a chimney of industry or a stationary machine releasing pollutant gases. Hence, all the moving vehicles, automobiles, diesel engines etc. which release harmful things thereby degrading environment are called mobile source of pollution. Thus, a car releasing pollution while driving through the Grand Canyon will be considered as mobile source of pollution.
