Question : Which of the following seas has the highest salinity?

Option 1: Red Sea

Option 2: Black Sea

Option 3: Dead Sea

Option 4: Arabian Sea

Question : Lake formed in a cut-off river, meander is called:

Option 1: Playa Lake

Option 2: Meteoric Lake

Option 3: Ox-Bow Lake

Option 4: Crater Lake

Question : Which of the following sites is the largest protected wetland in India?

Option 1: Pulicat Lake

Option 2: Vembanad-Kol

Option 3: Upper Ganga River

Option 4: Sundarbans

Question : Which among the following is the longest river of Peninsular India?

Option 1: Luni

Option 2: Narmada

Option 3: Krishna

Option 4: Godavari

Question : It is easier for man to swim in seawater than river water because

Option 1: The density of seawater is lesser than the density of river water.

Option 2: The density of seawater is more than the density of river water.

Option 3: The sea is deeper than the river.

Option 4: The sea is wider than the river.