Biomes are geographic areas that have similar and .

Land forms | temperature

Land forms | climate

Ecosystems | temperature

Ecosystems | climate

They have similar ecosystems and climates.

Explanation:

Biomes refer to large area of the Earth that have similar climates, plants, animals or ecosystems.

The plants and animals in each biomes posses some characteristics that make them to live in that biome.

There are 8 common biomes of the world and they include; tundra, tropical forests, savannas, subtropical deserts, temperate grasslands, temperate forests, Boreal forests and chapparals.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

digestion

it excretes wastes