NEET BIOLOGY

Detailed explanation-1: -Studies that have followed children and adolescents exposed to I-131 from the Chernobyl accident showed an increased risk of developing thyroid cancer (7–9).

Detailed explanation-2: -The Chernobyl disaster caused serious radiation sickness and contamination. Between 50 and 185 million curies of radionuclides escaped into the atmosphere. Millions of acres of forest and farmland were contaminated, livestock was born deformed, and humans suffered long-term negative health effects.

Detailed explanation-3: -Increased risk of thyroid cancer has been one of the most important adverse health effects observed after the accident. The energy from ionizing radiation breaks the chemical bonds in DNA, resulting in a number of different types of damage.

Detailed explanation-4: -Psychological or mental health problems. According to several international studies, people exposed to radiation from Chernobyl have high anxiety levels and are more likely to report unexplained physical symptoms and poor health.

Detailed explanation-5: -Since the Chernobyl accident, more than 330 000 people have been relocated away from the more affected areas. 116 000 of them were evacuated immediately after the accident, whereas a larger number were resettled several years later, when the benefits of relocation were less evident.