*Zoo507* *McQs* National Animal of Pakistan. Symbol of sharp intelligence and bravery. Number of Nitrogen in atmosphere. Tropical rain forest. Fertile land distribution. Acidic rain pH. Normal rainfall water pH. Effect of x_rays. Which animal are found in highest altitudes. Different organism and interaction of environment. Which factor are found in atmosphere.. *Subjective* 1_National Animal of Pakistan. 2 .Rule of biological organization. 3. Radioactive effect. 4. Tropical rain grassland effect. 5. Lake ground water and it's causes.