Answer:
A. 30 %
Explanation:
As there are 6.5 million species on land and 2.2 million in water i.e around 25 % of species including 5 % of freshwater species in oceans, thus the 80% of species on earth make up most of the terrestrial animal composition of meat and other animal products like beef, pork, chicken and other land and animals found in mountains , plains and plateaus they maybe either in Arid, semi arid and desert regions.
Answer:
Explanation:
Oxygen is of no use to them, so they release it into the air. So there's a simple explanation for the Great Oxidation Event. It was the cyanobacteria, pumping out unwanted oxygen, that transformed Earth's atmosphere.
Answer:
America was reorganized around a system of highways that had their own language.
Explanation: At the same time, the interstates also made travel in and out of American cities easier which speeded the growth of the suburbs.
Answer:
Correct answer is (a). Assimilation of immigrants into the existing population.
Explanation:
The frequency distribution will not change from generation to generation once a population is in Hardy-Weinberg equilibrium. However, on assimilation of immigrants into the existing population, the equilibrium will definitely change.
This is correct.
Explanation:
Corn is a primary feed for cattle and hogs thereby it is usually stationed quite close to the animals.