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Kerala (English Medium)->Plus 2 Biology Science Questions

Total Questions 664
sir, important topic of chemistry to study for state board exam
what is a standing wave? help me as fast as u can
a lab techinicion acqiures infection from medical labouatory . gives your adives to that techinician about four main precaution to be adoped to prevent laboratory acquired infection
The mean of 5 observations is 4.4 and their variance is 8.24. if 1.2 and 6 are three observations , find other two observations.
a):find the n th term of the series 1+3+7+15+ ... b):find sum to terms of the above series
the sum of the coefficients of first three terms in the expansion of (x-3/x^2)^n, where n is a natural number, is 559 a):find the value of n b): find the term independent of x
if x-1/x=3 a):find x^3 -1/x^3 b):find x^5- 1/x^5
your group got an assigment in the lab to preapre chromic acid claning solution for school lab use Name the ingredients and use of the solution
fater mother o a ab o b o o o children blood group
arrange the following terms in the proper order of practice in a Histopathology Labortory.
Illustrate the possible blood groups that can occur to the offsprings of a AB Postive fatherand mother
for any complex numbers Z1 andZ2 proove that mode z1+z2 lessthan or equal to mode z1+modeZ2
solve 2COS^2x+3sinx=0
prove sin3x-2cos2x-sinx/cos3x+cosx=tanx-secx
draw the electric lines of force due to two equal positive point charges separated by a very small distance
what type of modification of roots is found in the 1:banyan tree 2:turnip 3:mangrove trees
what is the difference between intracellular and extracellular digestion?
what is meant by protonema?
How would you distinguish monocots from dicots?
who is the developer of face book?