Ruminants such as cows and buffaloes swallow their food hurriedly and then sit restfully and chew their food. Can you reason why?
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List the disadvantages of insulin obtained from the pancreas of slaughtered cows and pigs:
(1) Insulin being a hormone is produced in very little amounts in the body. Hence, a large number of animals need to be sacrificed for obtaining small quantities of insulin. This makes...
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Cud is the name given to the food of ruminants which is
(b) swallowed and partially digested.
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Choose the correct order of terms that describes the process of nutrition in ruminants.
(a) swallowing → partial digestion → chewing of cud → complete digestion
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Boojho and Paheli were eating their food hurriedly so that they could go out and play during the recess. Suddenly, Boojho started coughing violently.
Sometimes, when one eats hurriedly, talks or laughs while eating, the flap like valve, epiglottis closing the passage of windpipe remains open. The food may enter the wind pipe and...
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105 goats, 140 donkeys and 175 cows have to be taken across a river. There is only one boat which will have to make many trips in order to do so.
Number of goats = 205 Number of donkey = 140 Number of cows = 175 ∴ The largest number of animals in one trip = HCF of 105, 140 and 175 First consider 105...
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Bhuvan has some hens and some cows. If the total number of animal-heads are 71 and the total number of feet are 228,
(e) Let Bhuwan have x hens and y cows According to the question, x + y = 71 ...(i) 2 x + 4y = 228 ...(ii) Multiply equation (i) by 4 and subtract equation...
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Kishan has some hens and some cows. If the total number of animal heads are 59 and the total number of feet are 190,
(a) A hen has two legs whereas a cow has four legs. But both of them have one head each. Let Kishan have x cows Number of hens = 59 – x. According...
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The number of ways in which 10 persons can sit round a circular table so that none of them has the same neighbours in any two arrangements.
10 persons can sit round a circular table in 9! ways. But here clockwise and anticlockwise orders will give the same neighbours. Hence the required number of ways =1/29 !
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Has anyone at home told you to eat slowly and to chew well so that food digests properly? Why do you think they say this?
Yes, my mother often tells me eat slowly and chew well. It is because if the food is properly chewed up, it will be digested and we will get its...
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When you split the whole answer, you will get masoor dal, but then you cannot sprout me! Can you think why?
It is because after splitting, the sprouting capacity of masoor is lost.
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