Find CBSE class 10th Science Practice paper for the Second Semester Examination. Question has been framed as per the syllabus covered in the SA – II Examination. It is very important to prepare for the Semester Examination, as will it help improve your excellence in the Examination.
Some question of this Practice paper are given here
Q. If a concave mirror has a focal length of 10 cm, find two positions where an object can be placed to give, in each case, an image twice the height of the object.
Q. What are the three R’s to save environment? Explain with one example each.
Q. A lens of focal length 20 cm is used to produce a ten times magnified image of a film slide on a screen. How far must the slide be placed from the lens?
Q. When a vegetable oil is treated with hydrogen in the presence of nickel catalyst, it forms a fat. This is an example of:
a) Anodising Reaction
b) Substitution Reaction
c) Displacement Reaction
d) Addition Reaction
Q. A few statements describing certain features of reproduction are given; select the options that are true for both asexual and sexual reproduction from the options given below:
(i) Gametic fusion takes place
(ii) Transfer of genetic material takes place
(iii) Reduction division takes place
(iv) Progeny have some resemblance with parents
a) (i) and (ii)
b) (ii) and (iii)
c) (ii) and (iv)
d) (i) and (iii)