There Are Two Main Jet Streams in Both the Northern

question 23

Multiple Choice

There are two main jet streams in both the Northern and Southern Hemispheres,

• A)a polar jet and a subtropical jet.
• B)a temperate jet and a tropical jet.
• C)a polar jet and a temperate jet.
• D)a slow jet and a fast jet.
• E)an eastward jet and a westward jet.

---

Definitions:

Overweight

A medical condition characterized by excess body fat that may have negative effects on health, often defined by a BMI between 25 and 29.9.

Thrifty Genotype

A hypothesis that suggests certain populations have a genetic predisposition to efficiently store fat to survive famines, which can lead to obesity in environments with plentiful food.

Food Scarcity

A situation where the availability of food is insufficient to meet the needs of the population, leading to hunger and malnutrition.

Dairying People

Groups or cultures that specialize in the production and processing of milk and milk products for consumption.