Find out from the internet the average daily milk yield from local and exotic varieties of cow.

Name the following: Exotic varieties of cow.

Name the following: Local Indian varieties of cow.

Answer the following Write examples of local Indian varieties of cow.

Why people from all over the world are again preferring the local wild varieties?

Nutrient obtained from milk and sweet potatoes.

Using the internet find out about the different softwares used to solve mathematical problems and use them to solve problems given in this and other chapters.

Take a plastic bottle . Pierce it with a thick needle at the points 1,2,3 as shown in thefigure . Fill water in the bottle upto full height . As shown in the figure , water jets will be seen emerging and projecting out . The water jet emerging from the hole at the top will fall closest to the bottle . the jet from the lowest hole falls farthest from the bottle . also , jets coming out from the two holes at the same level fall atthe same distance from the bottle . what is understood from this ?:

Complete the paragraph Select the appropriate options and complete the following paragraph. (Yeast, yoghurt, _ bread, Lactobacilli, fermentation, respiration, sour, bitter, low pH, coagulation, sweet, high pH) _________convert lactose in milk to form lactic acid by the process of ______. This results in a change in the pH of milk causing _________of milk proteins that separate these proteins from other constituents of milk. These changes in milk result in the formation of a product known as __________which has a_______taste due to the presence of lactic acid. The ________destroys harmful microbes present in milk.

If the distance of a point from the tower is equal to the height of the tower , then find the angle of elevation of the top of the tower from that point .