test for 10 class students.
Self Evaluating Test
Its
hard to beat a person who never gives up. (Babe Ruth)
I fear no one but respect every one.
Total time:1h 30min. Total No: 72 Passing
No: 65%
The test is of 1st chapter biology and 1st and 2nd
chapter chemistry.
First section BIOLOGY
Q.no.1: fill in the blanks. (5)
The RBCs of birds have
shape.
WBCs are also called
as .
The life span of
human a normal typical RBC is .
A normal mature man
has
to liters of blood.
Hemophilia is a disease.
Q.no.2: Answer the following short
questions. (21)
How veins regulate
blood flow through them?
What is anemia? And what
are its symptoms?
What is pulmonary circulation?
Explain the
difference between single and double circuit circulation?
How stomata regulate
the amount of water in plants?
Explore the
difference between cuspid and semi lunar valves?
Q.no.3: Answer the
long questions. (6)
Explain structure of
heart.
Second section CHEMISTRY.
Q.no.1: fill in the blanks. (8)
Equilibrium is taken
from word.
Chemical formula of
urea is .
Law of mass action
was proposed by and in .
Concentration of gases
in a system is measured from their .
The melting point of
Na Cl is .
The color of K2
Cr2 O7 is .
The salts of ammonium
have
like odor.
Anthocyanins is an
.
Q.no.2: Balance the following equations.
(5)
N2 + H2 ---------
NH3
H2 SO4 + Na----------
Na2 SO4 + H2
Ca Cl2 + K2 SO
----------- K Cl + CaSO4
PbCl2 + CuSO4
------------ PbSO4 + CuCl2
Q.no.3: Answer the following short
questions. (15)
Write the difference
between Acids, Bases and Salts.
What are universal
indicators?
What is the
importance of Kc in chemical reactions?
What is PH
scale?
Write properties of
Acids?
Q.no.4: Answer the long questions. (12)
Explore the law of
mass action.
What is Lewis concept
of acids and bases?
THE END
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