The correct answer C. Pectinoid is the most occurring fossil that is a bivalve. They are a superfamily of marine bivalve mollusks which includes scallops and oysters. Members of this family have a triangular resilium.
The answer is for the question is
Answer A
The moon is made up of minerals similar to those on earth, which are silicates. The correct option among all the options that are given in the question is option "B".
When the moon reaches equal periods of orbitals and rotational periods, its known as synchronous. <span>The correct option among all the options that are given in the question is option "D".</span>
Answer:
50%
Explanation:
One in five species on Earth now faces extinction, and that will rise to 50% by the end of the century unless urgent action is taken.