Question

Q:4 Observe the set up given in Fig. 2.2 and answer the following questions.
(3)
(a) What happens to the sugar solution in A?
(b) Which gas is released in A?
(c) What changes will you observe in B when the released gas passes through it?
sugar
solution
+
yeast
Lime water
B В
A
Fig. 2.2
Q:5 Match the terms given in column I with their functions given in column ll and fill the blanks given below
the table:
(2)​

Answer 1

Answer:

question 4.

a.Yeast causes fermentation converting sugar into alcohol and carbon dioxide.

b.Carbon dioxide

c.Lime water turns milky.

question 5.

A-iii

B-iv

C-ii

D-i

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