Answer: All known historical and modern economies are examples of mixed economies, though some economists have critiqued the economic effects of various forms of mixed economy.
Explanation:
Water shortage, domestic waste, coastal erosion
The organism which obtains energy directly from the producers only are herbivores.
Answer: herbivores
<u>Explanation:</u>
Herbivores are the animals which eat the plants. Plants are the producers of the food chain and the food web. Animals like elephant, deer have their teeth to grind plants and its parts.
Therefore, herbivores are the organisms which take up their energy from the producers only. Other listed options as decomposers feed on dead and decayed organisms and comes last in the food chain.
Omnivores are humans who eat plants as well as other animals for energy requirements.
Answer:
Caucasus Mountain Range or Caucasus Mountains is between the black and caspian seas.
Explanation:
This mountain is a great barrier that extends for 750 miles and its tops exceed 4500 meters. It is located <u>between the Black Sea and the Caspian Sea.
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It has two mountain ranges: the Great Caucasus, which is the largest mountain range and extends for 1200 km, and the Lesser Caucasus which is 600 km long.
This great mountain range was <u>created by the clash between the Arab plate and the Eurasian plate</u> approximately 28 million years ago. Due to the constant movement of plates,<u> it is a region prone to continuous strong earthquakes</u> although it does not have volcanic activity despite the existence of some stratovolcanoes.