Cattle husbandry is done for the following purposes:
$(i)$ Milk production
$(ii)$ Agricultural work
$(iii)$ Meat production
$(iv)$ Egg production

Sitaram,an educated farmer,convinces his friends to use manure instead of fertilizers in their fields. List any two advantages that the farmers will get if they accept this advice. How does the excessive use of fertilizers affect the environment? Which values of Sitaram are depicted by his efforts?

Vividha told Vasudha that she will show her some magic. Vividha took a metallic pipe. She asked Vasudha to hold one of its ends close to her ears. She gently tapped the other end of the pipe with a metallic object. She asked Vasudha what she heard. Vasudha said she heard two sounds.
$(a)$ Was this magic? Why did Vasudha hear two sounds?
$(b)$ What values are imbibed by Vividha?

On what factors do the growth of plants and flowering depend?

Match the following Column $A$ and Column $B$:

Column $A$	Column $B$
$(a)$ Cattle used for tilling and carting	$(i)$ Milk producing female
$(b)$ Indian breed of chicken	$(ii)$ Broiler
$(c)$ Sahiwal,Red Sindhi	$(iii)$ Draught animals
$(d)$ Milch	$(iv)$ Local breed of cattle
$(e)$ Chicken better fed for obtaining meat	$(v)$ Aseel

$A$ farmer had a plot just beside the bank of a river. Each time he planted $Kharif$ crops,the crops got damaged due to floods. He consulted an agricultural scientist who gave him a special variety of seeds and also advised him to practice fish farming.
$(a)$ What was the specialty of these seed grains?
$(b)$ What name can be given to this type of fish farming?