Tick () mark the correct answer in each of the following:
(a) Fat is completely digested in the
(i) stomach (ii) mouth (iii) small intestine (iv) large intestine
(b) Water from the undigested food is absorbed mainly in the
(i) stomach (ii) food pipe (iii) small intestine (iv) large intestine
By selling 50 pens, a shopkeeper lost the amount equal to
the selling price of 10 pens. His loss per cent is __________.
Rs 1600 lent at a compound interest of 5% per annum,
compounded half yearly for one year will amount to:
(a) Rs 1640 (b) Rs 1680 (c) Rs 1681 (d) Rs 1764
If the cost price of 10 shirts is equal to the selling price of
8 shirts, then which of the following is true for the
transaction?
(a) Profit of 25% (b) Loss of 25%
(c) Profit of 20% (d) Loss of 20%
Mark ‘T’ if the statement is true and ‘F’ if it is false:
(a) Digestion of starch starts in the stomach. (T/F)
(b) The tongue helps in mixing food with saliva. (T/F)
(c) The gall bladder temporarily stores bile. (T/F)
(d) The ruminants bring back swallowed grass into their mouth
and chew it for some time. (T/F)
Fill in the blanks:
(a) The main steps of nutrition in humans are __________, __________,
__________, _________ and __________.
(b) The largest gland in the human body is __________.
(c) The stomach releases hydrochloric acid and ___________ juices which
act on food.
(d) The inner wall of the small intestine has many finger-like outgrowths
called _________.
(e) Amoeba digests its food in the ____________ .
A shirt with marked price Rs 800 was sold at Rs 680.
The rate of discount allowed on the shirt is
(a) 10% (b) 15% (c) 20% (d) 25%