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Force And Laws Of Motion
Which method is commonly used for improving cattle breeds and why?
Cross Breeding is commonly used for improving cattle breeds. It is the method in which an Exotic breed selected for long lactation period is crossed or mated with the Local breed that show excellent resistant to diseases. The Cross breeding will produce a new improved variety with desired qualities. For example, the cross between foreign breeds such as Jersey Brown, Swiss and Indian breeds such as Red Sindhi, Sahiwal.
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Under which of the following conditions are you most likely to fall sick ?
(a) When you are taking examinations ?
(b) When you have travelled by bus and train for two days.
(c) When your friend is suffering from measles.
Why?
Why food is necessary?
What do you mean by health?
‘Public cleanliness is important for individual health’ comment.
Why good economic conditions and gibes are needed for individual health?
How can one be in poor health without actually suffering from a particular disease? Give an example.
Give two examples of how health of a person can depend on his environment.
What we commonly mean by community?
How does personal health relate to community health?
Can you stay well if your home is clean but your neighbourhood is not, why?
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