Practice Test
Paper
Class:10 F.M:75
Sub: Science P.M:30
GROUP-A [1×15=15]
1.
Define acceleration due to gravity.
2.
State Pascal’s law.
3.
Define one calorie.
4.
Define tidal energy.
5.
What is power of lens?
6.
What is filament lamp?
7.
What is chromosome?
8.
Define mutation.
9.
What are meninges?
10.
Name two types of silkworms found in Nepal.
11.
What is uric acid?
12.
What is grafting?
13.
What is environmental pollution?
14.
What are comets?
15.
What is fossil?
GROUP-B [2×13=26]
16.
What is monohybrid cross? State law of
segregation.
17.
Differentiate between external and internal
fertilization.
18.
What is turner’s syndrome? Write its symptoms.
19.
A weightlifter can lift 150kgmass on the earth. How much mass can he lift on the
surface of the moon? The value of ‘g’ on the earth is 9.8 m/s2 and that
on moon is 1.67m/s2.
20.
Differentiate between clinical thermometer and laboratory thermometer.
21.
What is pericardium? Write down the function of
pericardial fluid.
22.
Where is spinal cord located? Write down its
major functions.
23.
What is syringe? Name its main parts.
24.
Write any four measures to solve energy crisis
in Nepal.
25.
Draw a ray diagram for a convex lens when an
object is kept beyond 2F.
26.
What is
electric power consumption? Define 1 Kwhr.
27.
Differentiate between troposphere and
stratosphere.
28.
Mention any four purposes of launching
artificial satellites to space.
GROUP-C [3×6=18]
29.
What change in gravitational force between two
bodies can be observed when the distance between them is halved? The weight of
a body changes from place to place on the earth, Give reason.
30.
Differentiate between upthrust and density. An
iron nail sinks in water but floats in mercury, Give reason.
31.
What is a cocoon ? How can we extract silk from
cocoon?
32.
Study the given table and answer the
following questions:
|
Male Female |
R |
r |
|
R |
RR |
Rr |
|
r |
Rr |
rr |
a)
Which filial generation does this result belong
to?
b)
What is hybrid? What is the percentage of
hybrids in this generation?
c)
Which pair of genotype indicates pure
red-flowered pea plant?
33.
Mention any four effects of air pollution. What is
green house effect?
34.
What is coal ?Explain the process of coal
formation.
GROUP-D [4×4=16]
35.
Nichrome wire is used as a heating element, Give
reason. What is transformer? What will be the cost of one day for using a heater of 1000W for 10 hrs and 4 bulbs
of 50W each for 15 hrs. The cost of one unit is Rs. 9.5.
36.
Differentiate between WBC and platelets. What is
blood pressure? The wall of ventricle is thicker than that of auricles, Give reason.
37.
Write down the major function of insulin. What
are exocrine glands? Write a difference between cerebrum and cerebellum.
Pituitary gland is called master gland, Give reason.
38.
Differentiate between comets and meteors. Define
synodic month. Write the names of galaxies on the basis of shape. [THE
END]
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