ICSE Set Set1 Year Icse Biology99 Set1.php Biology Exam Paper for students online
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Q 3 (b) Mention one point of
difference between the following on the basis of what is given in
Section-B (40 marks)
v) Keeping in mind the root hair cell and its surrounding , name the part that corresponds to
(1) Concentrated sugar solution (2)
Parchment paper and (3) Water in the beaker
Q 4(b) (i) What is
meant by 'reflex action ' ?
(i) Identify the blood vessels A , B and C.
Q 5(b) Match Column A with the most
appropriate term in Column B . Rewrite the correct
Q 6 (b) A candidate in order to
study the importance of certain factors in photosynthesis took a potted
plant and kept it in the dark for over 24 hours . Then in the early hours
of the morning she covered one of the leaves with black paper in the
centre only. She placed the potted plant in the sunlight for a few hours ,
and then tested the leaf which was covered with black paper for starch .
Q 7 (a) Give suitable explanations for any three of the following :
i) Grapes shrink when immersed in a very strong sugar solution .
ii) Breathing through the nose is said to be healthier than breathing through the mouth .
iii) A higher rate of transpiration is recorded on a windy day rather than on a calm day .
iv) Leguminous crops act as natural fertilizers .
Q 7(b) Define the following terms :
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