Find the compound interest on Rs 48,000 for one year
at 8% per annum when compounded half yearly.
Which part of the digestive canal is involved in:
(i) absorption of food ________________.
(ii) chewing of food ________________.
(iii) killing of bacteria ________________.
(iv) complete digestion of food ________________.
(v) formation of faeces ________________.
10. Write one similarity and one difference between the nutrition in amoeba
and human beings.
11. Match the items of Column I with suitable items in Column II
Column I Column II
(a) Salivary gland (i) Bile juice secretion
(b) Stomach (ii) Storage of undigested food
(c) Liver (iii) Saliva secretion
(d) Rectum (iv) Acid release
(e) Small intestine (v) Digestion is completed
(f ) Large intestine (vi) Absorption of water
(vii) Release of faeces
Vishakha offers a discount of 20% on all the items at her
shop and still makes a profit of 12%. What is the cost
price of an article marked at Rs 280?
A number is increased by 20% and then it is decreased
by 20%. Find the net increase or decrease per cent
In question, state whether the statement are true (T) or false (F).
Overhead charges, if any, are sometimes included in the
cost price.
Name the type of carbohydrate that can be digested by ruminants but
not by humans. Give the reason also.
In question, state whether the statement are true (T) or false (F).
After allowing a discount of 15% on the marked price of
an article, it is sold for Rs 680. The marked price of the
article is Rs 800.
Where is the bile produced? Which component of the food does it help to
digest?
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