B Earthquakes. Tsunamis occur when there is an earthquake in the water generally it's in an Ocean.
Answer:
Option-B
Explanation:
Color deficiency is a condition caused when the person is not able to distinguish the different colors. Since the person is not able to distinguish different color, therefore, the chromo-receptors which are affected are the cone cells located in the retina which allows us to see different wavelengths.
1. Total color blindness is not a rare disease in animals.
2. Total color blindness in which a person is not able to see any color occurs when all types of cone cells become malfunction or completely absent.
3. The red-green color blindness is more common than the blue-yellow color blindness.
4. The mother is usually not affected as she is the carrier of the gene responsible for the color blindness.
Since all options except Option-2 are incorrect therefore option-2 is the correct answer.
300 Identified and confirmed with the exception of 200 that still need to be evaluated.
I think to cold countries.
Because a swordfish is bigger? I would be inclined its due to what the swordfish ingests and the size of the swordfish, and the Tilapia is a smaller fish and may not consume as much methyl mercury items.
Hope this helps you