_______________ causes biomagnification problem in the Ecosystem.

Related Mcqs:

1. The pyramid of energy in any ecosystem is _________?

   A. Always upright
   B. May be upright or invented
   C. Always inverted
   D. Always Circle

   Submitted by: Mansoor Ul Haque

2. Deficiency of __________ causes loss of appetite and poor growth?

   A. zinc
   B. iodine
   C. copper
   D. iron

3. What causes the Moon’s phases?

   A. The Sun lights up only one half of the Moon and as the Moon orbits the Earth we can sometimes see the unlit side of the Moon.
   B. The Sun lights up only one half of the Moon and as the Sun orbits the Earth we can sometimes see the unlit side of the Moon.
   C. The Earth’s shadow falls on the Moon, blocking the sunlight.
   D. The Moon’s shadow falls on the Earth, blocking the sunlight.

   Submitted by: Mansoor Ul Haque

4. Which pollutant from motor car exhaust causes mental disease _____?

   A. Carbon dioxide
   B. Lead
   C. Sulpher Dioxide
   D. Mercury

   Submitted by: WIQAR AHMAD

5. Acid deposition causes ______________________?

   A. the greenhouse effect to lessen
   B. lakes and forests to die
   C. acid indigestion in humans
   D. all the above are correct

   Submitted by: Mansoor Ul Haque

6. Lack of _______ causes diabetes?

   A. Vitamins
   B. Sugar
   C. Insulin
   D. Calcium

   Submitted by: Muhammad Danish

7. Deficiency of Iodine causes:____________?

   A. Anemia
   B. Scurvy
   C. Goiter
   D. Rickets

   Submitted by: Anand Hanjhro

8. What causes mumps?

   A. Fungus
   B. Bacterium
   C. Deficiency of vitamins
   D. Virus

   Submitted by: ABDUL HAYEE

9. A common skin condition that causes skin redness and irritation is known as_________?

   A. Psoriasis
   B. Hypermetropia
   C. Leukoderma
   D. Diphtheria

   Submitted by: Aamir Hussain Laghari

10. Deficiency of vitamin E in the human body causes __________?

    A. Muscle weakness and vision problem
    B. Bone problem
    C. Rickets
    D. Osteoporosis

    Submitted by: Saqlain hydar