Guess Papers of Biology 10th Class

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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.

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Technology in the classroom can be a distraction
The notion of screen is often associated with a distraction effect. It’s true that children are quickly magnetized by images and all modern digital tools. But on the other hand, choosing a classroom management solution like Roome offers important possibilities to the teacher. The latter has a master tablet, from which he selects the content consulted by the pupils. He can also turn off all of the students’ tablets when he needs to get their attention back.