What did ancient people of bhutan do for their survival

The ancient people of Bhutan ate Red Rice. It is one of the staple foods of the Bhutanese people.

Explanation:

Bhutan is famous for its natural beauty, forest conservation, gross national happiness, great culture and diversity. It covers 72% forest area of the country and one of the large biodiversity places in the world.

In Bhutan many people live in poverty and youth unemployment is rising and pressures on forest are increasing.

Their culture is based on its Tibetan form of Mahayana Buddhism which contains Bon shamanist religion. The Bhutan's isolation protected the country's rich heritage from the modern world. The religion followed in Bhutan is Vajrayana Buddhism. The Freedom of religion is guaranteed by the king.

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.