Guess Papers of Biology 10th Class
Practicals Guess for Bio
1- Demonstration of the pressure of CO2 in exhled air.
2- Demonstrtion of the pressur of tar in Cigrate smoke.
3- Examinaton of structure of kidney.
4- Examination to abserve contraction in skin museles of frog in petridish filled with Mathylene blue and using 12V.D.C current.
5 -Investigation of the nature of bone.
6- Examination of Mustard flower, gram seed and maize grain.
7 -Investigation about the role of yeast and bacteria in the fermentation of flour and milk.