When a big fish eats a small fish, which easts water-fleas supported by phytoplankton, the water leas are:

Related Mcqs:

1. Peacock eats a snake and snake eats frog and frog eats insect while insect eats green plant, then position of peacock is:

   A. Primary producer B. Secondary Producer C. Decomposer D. Apex of food pyramids...

2. The first fish that eats upon the planktonic forms is:

   A. Primary consumer B. Carnivore C. Decomposer D. Secondary consumer...

3. When peacock eats snakes which eat insects thriving on green plants, peacock is:

   A. A primary consumer B. A primary decomposer C. Final decomposer D. The apex of the food pyramid...

4. In a fish aquarium green aquatic plants are grown primarily for:

   A. Oxygen B. Carbon dioxide C. Fish feed D. Decoration...

5. 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...

6. Medium size animals like ______ urial, Barking Deer, Goral and Chinkara and Parridges – Grey, Black, Seesee and Chakor are supported in these habitats:

   A. Punjab B. KPK C. Sindh D. Balochistan...

7. When a soil has been thoroughly wetted and then allowed to drain until capillary movement of the water has stopped, the water content of the soil will give an estimate of it’s:

   A. Gravitational water B. Capillary water C. Field capacity D. Storage capacity...

8. Water-logging is a serious problems, with water-table within _____ over the greater part of the area:

   A. 5m B. 6m C. 7m D. 8m...

9. BOD value of sewage water than that of tap water is:

   A. More B. Less C. Equal D. Somewhere more somewhere less...

10. The importance of watershed management was realized when Pakistan signed Indus Water Treaty with India through which right of water of ______ was given to India while Pakistan has the right on river Indus and Jhelum:

    A. Chenab B. Ravi C. Sutlij D. All of the above...