More than 70% of world’s freshwater is contained in:

Related Mcqs:

1. Largest amount of fresh water on our planet is contained:

   A. In lakes and streams
   B. In rivers
   C. Underground
   D. On polar ice and glaciers

2. The volume tables can be classified on the basis of the area of applicability or the information contained in them. Are the broad classes?

   A. On the basis of area
   B. On the basis of information contained in them
   C. Both (a) & (b)
   D. None of these

3. A disease caused by eating fish contained by industrial waste having mercury compounds is known as:

   A. Minamata disease
   B. Osteosclerosis
   C. Bright’s disease
   D. Hashimoto disease

4. Commensalism is:

   A. When both partners are harmed
   B. When both partners are benefited
   C. When weaker partner is benefited and the stronger is unharmed
   D. None of these

5. At which latitude, heat grain through insolation approximately equals heat loss through terrestrial radiation?

   A. 42 1/2? North and South
   B. 22 1/2? North and South
   C. 60? North and South
   D. 40? North and South

6. The term symbiosis was proposed by:

   A. Mc Dougal
   B. Warming
   C. Odum
   D. de Bary

7. The temperature based zone at an altitude of 10,000 is:

   A. Tropical
   B. Sub-tropical
   C. Temperate
   D. Alpine

8. The biological weathering occurs due to the action of:

   A. Acids
   B. Alkalies
   C. Oxygen
   D. Carbon dioxide

9. Biotic components consist of:

   A. Producers only
   B. Consumers only
   C. Decomposers only
   D. All of the above

10. In submerged hydrophytes, which of the following is present?

    A. Air spaces
    B. Cuticle
    C. Well developed sclerenchyma
    D. Well developed vascular tissues