Answer:
In a habitat there are red bugs and green bugs. The birds prefer the taste of the red bugs, so soon there are many green bugs and few red bugs. The green bugs reproduce and make more green bugs and eventually there are no more red bugs.
Answer: Option C.
Tundra
Explanation:
Tundra is a biome that has low Precipitation. Precipitation is a form of water that fall from the atmosphere to the Earth surface. Which could be inform of snow, sleet e.t.c.
Tundra is the coldest of all types of biomes. It has low temperature, little precipitation,low nutrients. It is located near the north Pole of the Earth. It is characterized by permafrost, permanent frozen layer on its surface.
I am pretty sure it is CD4 cell
Answer:
Option A, Ohio River and the Missouri River
Explanation:
The historical evidences clearly indicate that Ohio River did not exist before the last ice advances. Before Ohio and Missouri river, the major glacier drainage of the east-west direction happens in Teays River. When ice of the glaciers blocked the Teaya river valley, then the Ohio was formed.
Like Ohio, Missouri river did also not exist before Pleistocene and during that time the largest drainage in North America take place in the Hudson's Bay
Hence, option A is correct