Environmental Science - Study Mode

[#186] _________ layer is very near to earth
Correct Answer

(C) Troposphere

Explanation

Solution: Troposphere—the layer closest to Earth's surface in which all weather occurs.

[#187] Sulphur bacteria are examples of
Correct Answer

(D) Autotrophs

Explanation

Solution: Sulphur bacteria are examples of autotrophs.

[#188] Autotrophs are ______________
Correct Answer

(D) Producers

Explanation

Solution: An autotroph or primary producer is an organism that produces complex organic compounds using carbon from simple substances such as carbon dioxide, generally using energy from light or inorganic chemical reactions.

[#189] North American grassland are called
Correct Answer

(B) Prairies

Explanation

Solution: In North America temperate grasslands are called prairies.

[#190] African grasslands are called
Correct Answer

(C) Savannah

Explanation

Solution: In South America, they're known as pampas. Central Eurasian grasslands are referred to as steppes, while African grasslands are savannas.