The main purpose of a dike is protecting the land behind it from flooding.
Answer: True
Explanation: the theory of the island biogeography equilibrium modem describes that species have to get to a certain island from somewhere else which is the immigration part and other species have to migrate from the island as they run out of resources which is the extinction part. This theory shows that as the number of immigration increases and a new place is colonized the rate of extinction of species increases because there is more competition and limited resources for these species and vice versa.
Answer:
The Galapagos Islands were studied
Answer:
800 km
Explanation:
Smallest Migratory bird LITTLE STINT weighing as low as 15 gm ,from ARCTIC REGION travel over 8000 Km to reach India.
