AP BIOLOGY

Detailed explanation-1: -A rainforest is an area of tall, mostly evergreen trees and a high amount of rainfall. Rainforests are Earth’s oldest living ecosystems, with some surviving in their present form for at least 70 million years.

Detailed explanation-2: -#1 Amazon. The undisputed number 1 is probably the most famous forest on earth, the South American Amazon. The forest of all forests, with its fabulous 5, 500, 000 km2, not only has the largest area, but is also home to one in ten species existing on earth.

Detailed explanation-3: -Beef production is the top driver of deforestation in the world’s tropical forests. The forest conversion it generates more than doubles that generated by the production of soy, palm oil, and wood products (the second, third, and fourth biggest drivers) combined.

Detailed explanation-4: -Deforestation of the Amazon rainforest in Brazil has hit a six-year high, the national space agency, Inpe, reports. Some 3, 988 square kilometres (1, 540 square miles) of land were cleared in the region between January and June.

Detailed explanation-5: -The tropical rainforest is a hot, moist biome where it rains all year long. It is known for its dense canopies of vegetation that form three different layers. The top layer or canopy contains giant trees that grow to heights of 75 m (about 250 ft) or more.