What are hydrosphere, lithosphere and biosphere ?

What are Biosphere reserves ?

Define the term biosphere.

Read the given statement and select the correct option. Statement 1: Global water cycle does not involver the living organisms. Statement 2 : In global water cycle. Water circulates between hydrosphere and atmosphere.

What are the features of a biosphere reserve ?

Assertion: Phosphorus cycle is an imperfect cycle as a sufficient amount of phosphorus combines with Al^(3+) Fe^(2+) and Ca^(2+) to form insoluble and unavailable salts. Reason: Phosphate circulation in abiotic environment in lithosphere as well as in atmosphere.

What is biosphere reserve? Mention its zones.

Biosphere reserve

How many of following represent in - situ ( I ) and ex situ ( E ) conservation strategies ? Sacred groves , Wildlife sanctuary , Biosphere reserve . Home gardens , Seed bank , Gene bank , National park , Sacred lakes , Botanical garden , Zoological park .