form 2 april holiday assignment term 1 2018 kiswahili … · 2018-04-06 · mirror. use the...
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ST. GEORGES’S GIRLS’ SECONDARY SCHOOL, NAIROBI.
FORM 2 APRIL HOLIDAY ASSIGNMENT TERM 1 2018
KISWAHILI
1. Soma kikamilifu utanzu wa semi na vipera
vyake vyote.
2. Huku ukirejelea Fani ya Fasihi
Simulizi,andika utanzu wa maigizo na
vipera vyake vyote:michezo ya
jukwaani,vichekesho,majigambo/vivugo,mi
chezo ya
watoto/vichekechea,ngonjera,ngoma,mivig
a,matambiko,ngomezi kisha uandike
maana,sifa na umuhimu wa kila kipera.
a) Maana
b)Sifa
c) Umuhimu
BIOLOGY.
1. Explain the following:
a) When transplanting a seedling it is advisable to
remove some leaves.
b) There are generally fewer stomata on the upper
side of leaves than on the lower side of the leaves.
2. Distinguish between single and double
circulations. Name two animals in which each of
the two circulations are observed.
3. Explain how the following adaptations minimize
rate of transpiration:
a) Sunken stomata.
b) Leaf folding.
4. State two functions of mammalian blood other
than transport of substances.
5. In a blood test a few drops of antiserum-B were
added to two samples of blood. No agglutination
occurred. What were the blood groups of the two
samples?
6. Describe the adaptations of the red blood cells to
their function.
7. Name two defects of the circulatory system that
result in narrowing of the lumen of arteries.
8. State how the following cells are suited for their
functions:
a) Palisade cell.
b) Xylem.
c) Root hair cell.
9. State the functional difference between arteries
and veins.
10. A doctor performing an operation cuts two
blood vessels by mistake. He notices that from one
blood vessel blood spurts out while from the other
blood vessel blood flows steadily. Identify with a
reason, the type of each of the blood vessels cut.
PHYSICS
Turning effect of a force
2
1. a) State the principle of moments
(1 mk)
b) A metre rule whose centre of gravity is at the
50cm mark balances at the 35cm mark when a
mass of 500g is placed at the 25cm mark as
shown in the figure 8 below
i. Determine the mass of the metre rule
(3 mks)
ii. With the metre rule remaining on the knife-edge
at the 30 cm mark, a mass of 125g is suspended
from the 70 cm mark. The mass of 500g is
moved until the rule is balanced. Determine the
new position of the 500g mass (3 mks)
iii. Describe the state of equilibrium of the
metre rule, giving your reason
2. The diagram shown in the figure 7 below
shows a system in equilibrium with the rule
horizontal.
AB is a uniform rule of length 1.0m and weight
1.8N. Calculate the weight of the block X.
3. Figure 4 below shows a uniform metre rule in
equilibrium under the forces shown
Determine the weight of the metre rule.
4. a) Give one application of moments of force
(1mk KRC)
b) A uniform half metre rule of mass is freely
pivoted at mask. At what mark should a body
of mass be suspended for the system to balance
(3mks)
5. Figure 4 shows a uniform wooden plank which
weighs 10N. The plank is balanced at 0.8m
from one end by a mass of 2.5kg
2.5kg
0.8m
fig. 4
400g
100cm 40cm
20cm
500g
0 cm 25cm 30cm 100cm
Metre rule
3
What is the length of the wooden plank in metres?
6. Figure 4 shows a uniform rod AE which is
40cm long. It has a mass of 2kg and pivoted at
D. If 2N is acting at point E, and 30N force is
passed through a frictionless pulley
Find the force (x) acting at end A
Equilibrium and centre of gravity
1. State the type of equilibrium for a rubber
ball placed on a horizontal table
Fig 1
2. The figure below shows a uniform
cardboard in the shape of a parallelogram.
Locate the centre of gravity of the cardboard.
(1 mark)
3. A non-uniform plank of wood of mass 5kg
balances on a point k, 0.15m from end A,
when a 2.4kg mass is suspended from one
end as shown. Determine the distance of the
centre of gravity of the plank from end A.
(3 marks)
4. Fig. 8 shows a track loaded such that its
center of gravity is as shown with a dot.
Fig. 8
More weights are added on the top of the first
load. Indicate on the diagram, the
relative position of the new center of
gravity.
(1mk KRC)
5. State two factors that may be considered
when designing the body of a racing cal to
enhance stability.
(2 mks)
6. The figure below shows a toy (Kelly doll). It
is observable that when the doll is tilted it
always returns to the upright position.
Explain this observation.
(2mks)
X
rubber ball
4
7. State two ways in which stability of a body
can be increased
8. A uniform metre rule is balanced at its
centre. It is balanced by the 30N, 5N and the
magnetic force between P and Q. P is fixed
and Q has a weight of 5N
Ignoring the weight of the metre rule, calculate
the value of the magnetic force between Q and
P
Reflection at curved surfaces
1. The figure 3 below represents an object O
placed 5cm in front of a convex mirror. F is
the focal point of the mirror. (2 mks)
Fig 3
Draw rays to locate the position of the
image. Determine the image distance
2. The distance between an object and its
magnified real image produced by a
concave mirror is 20cm. When the object is
placed 10cm from the pole of the mirror.
Determine
i) Linear magnification of the image
(3 mks)
ii) The focal length of the mirror
(3 mks)
3. What are the characteristics of the image
formed when;
a) An object is placed beyond the
centre of curvature of a concave mirror? (1mk)
b). An object is placed between the
principal focus and the pole of a concave
mirror?(1mk)
4. State one advantage and one disadvantage
of using a convex mirror as a driving mirror.
(2 mks)
5. State one application of each of the
following;
(i) Convex mirror
(1mk)
(ii) Concave mirror.
(1mk)
(iii) Parabolic Reflector
(1mk)
30N Q 5N
P
Magnetic force
20cm 30cm
F O
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6. The graph in figure 7below shows the
relationship between magnifications of the
image against image distance of a concave
mirror. Use the formation on the graph to
answer questions that follow
Fig 7
a. Given that the mirror formula is vuf
111 ,
write down the equation of the graph.
(3 mks)
b. Determine the object distance when m =1.0
(2 mks)
c. Determine the focal length of the mirror (3
mks)
CHEMISTRY
1. Sodium and argon have atomic numbers 11 and
18 respectively.
6
(i) Write the electronic arrangement of each:
Na: (1Mk)
Ar: (1mk)
(ii) Why is an atom of sodium larger that of argon
yet they have three energy levels each?
(2mrks)
(iii) Explain why argon does not react with oxygen
gas (2Mks)
2. Use the information below to answer the
questions that follow.
Element Atomic number
M 12
N 17
P 20
Q 16
(i) Write the electron arrangement of N ion.
(1Mark)
(ii) Which element has the largest atomic
radius? Explain (2Marks)
3. The table below gives information on four
elements by letters K, L, M and N. Study it
and answer the questions that follow. The
letters do not represent the actual symbols
of th elements.
a) Which two elements have two similar
properties? Explain (2mks)
b) What is most likely formula of oxide of L?
(1mk)
C) Which element is a non-metal? Explain
(1 mk)
d) Which one of elements is the strongest
reducing agent? Explain (2mks)
e) Explain why the ionic radius of L is bigger
than its atomic radius (2mks)
4. The table below gives the atomic numbers of
elements W, X, Y, and Z. The letters do not represent
the actual symbols of the elements.
Element W X Y Z
Atomic Number 9 10 11 12
a)Which one of the elements is least reactive?
Explain (1mk)
b)i) Which two elements would react most
vigorously with each other? (1mk)
ii) Give the formula of the compound
formed when the elements in b (i) react (1mk)
Element Electron
arrangement
Atomic
radius
(nm)
Ionic
radius(nm)
K
L
M
N
2, 8, 2
2, 8, 7
2, 8, 8, 1
2, 8, 8, 2
0.136
0.099
0.203
0.174
0.065
0.181
0.133
0.099
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5. An ion of phosphorous can be represented as
31 P3 15
Draw a diagram to show the distribution of the
electrons and the composition of the nucleus of the ion
of phosphorous.
6. The table below gives the energy required to remove the
outermost electron for some group I elements.
Arrange the elements in order of their reactivity starting
with the most reactive.
7. The electronic structures for elements represented
by letters A, B, C, D are
A 2 .8.6 B 2.8.2 C 2. 8. 1 D 2. 8. 8.
a) Select the element which forms:
(i)a double charged (1mk)
(ii)A soluble (1mk)
b) Which element has the shortest atomic radius?
Explain (2mks)
8. The table below the first ionization energies of
elements B and C.
What do these values suggest about the reactivity of B
compared to that of C? Explain (2mks)
9. Study the information in the table below and
answer the equations that follow
(Letters are not the actual symbols of the elements)
Element Electronic
Arrangement of
stable ion
Atomic
Radius (nm)
Ionic Radius
(nm)
N 2.8.8 0.197 0.099
P 2.8.8 0.099 0.181
R 2.8 0.160 0.065
S 2.8 0.186 0.095
T 2 0.152 0.068
U 2.8 0.072 0.136
(i) Write the formula of the compound formed
when N reacts with P. (atomic numbers are
N = 20; P = 17)
( 1 mk)
(ii) Identify the elements which belong to the
third period of the periodic table. Explain
(2 mks)
(iii) Which of the element identified in b (ii)
above comes first in the third period?
Explain (2 mks)
(iv) . Select two elements which are non- metals
(1 mk)
Element I II III IV
Energy kJmol-1 494 418 519 376
Element Ionisation energy KJ mol-1
B
C
494
736
8
10. The table below shows electronic arrangement
of ions of elements,
(A – J. Not their actual symbols) study it and
answer the questions that follow.
Element ion Electronic
Arrangement
A A+
B B2+
C C-
D D2+
E E+
F F+
G G2+
H H-
I I3+
J J-
2.8
2.8.18
2.8
2.8
2
2.8.8
2.8.8
2.8.18.8
2.8
2.8.8
a) Give the electronic arrangement of atom of
element E (1
mark)
b) Give the atomic number of element D
(1 mark)
c) Give any elements that belong to the same
group of the periodic table (1 mark)
d) Give four elements that belong to the same
period of the periodic table ( 1 mark)
e) Give all the non- metallic elements ( 1 mark)
f) (f) Give the formula of the compound
that would be formed between D and J
(1 mark)
g) Which would be larger, the atomic radius of
E or its ionic radius Explain. (2 marks)
11. The table below shows the number of valence
electrons of the element P, Q and R.
Element P Q R
Number of valence electrons 3 5 2
a) Explain why p and R would not be
expected to form a compound. (1mk)
b) Write an equation to show the effect of heat
on the carbonate of R (1mk)
c) Write the formula for the most stable ion of
Q. (1mk)
12. An element G (not it’s actual symbol) is in
period 3 and group VII of the periodic table
(b) What is its atomic number. Show
your working (1 marks
(c) Give the formula and the electronic
arrangement of its most stable ion (1mk)
THE PERIODIC
TABLE/CHEMICAL FAMILLIES
1. (a)The grid below represents part of the
periodic table.
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(i) Position an element R on the grid if P has
atomic number 19. (1Mark)
(ii) . How does reactivity of O compare with that
of P. (1 mark
(iii) Write the formula of M oxide.
(1mark)
(iv) Compare atomic radius of J and L. Explain.
(2Marks)
(v) Using cross (x) diagram show how T atom
bond to another T. (1Marks)
(vi) Give one use of Q (1Mark)
2. Study the information in the table below and
answer the questions that follow. The letters do not
represent the actual symbols of the elements.
Element Atomic
number
Melting
point (0C)
Ionization
(KJmol-1)
P 11 97.8 496
Q 13 660 860
R 14 1410 914
S 17 -101 1258
T 19 63.7 419
(a) Write the electron arrangement for the ions
formed by elements P and T. (2mks)
P
T
(b) Select an element which is
(i) The most reactive metal (1mk)
(ii) A good conductor of electricity and
light. (1mk)
(c) In which period of the periodic table does
element T belong? (1mk)
(d) Element P loses its outermost electron least
readily than element T. Explain.
(2mks)
HISTORY AND GOVERNMENT
DEVELOPMENT OF INDUSTRY
1. Define industrialization
2. Name the early sources of energy and give
their advantages
3. Explain the uses of metals in Africa
4. Explain the effects of iron working
5. What is industrial revolution
6. Uses of –coal
- Petroleum
- Steam
- Electricity
- Solar energy
7. Give the characteristics of industrial
revolution
8. Explain the factors of industrialization in
Britain
9. Explain the social, political, and economic
effects of industrialization
CRE
Attempt the following question at the back of
your books
1. why is john the Baptist reffered to as the
second Elijah.7mks
2.Outine the preparation that were made for the
first coming of jesus as recorded in st lukes
gospel 5mks
3.Describe exorcism at carpenaum luke 4;31-
34 7mks
4.How do Christian continue with jesus work
of healing ministry 7mks
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5.How did jesus overcome his temptations
6mks
6.Give seven lessons why jesus had to undergo
temptations in the wilderness 7mks
7. Describe the call of Levi Luke 5; 27-32
7mks
8. Identify ways in which Jesus showed
concern for the needy in Galilee 7mks
9. Outline the importance of the temple of
Jerusalem at the time of Jesus Christ 7mks
HOME SCIENCE
1. List down two groups into which textile
fibres can be grouped into.
2. Draw a diagram to show after sub division
from the two major divisions of textile
fibres.
3. a) State four describe properties of cotton
b) State four describe properties of cotton.
4. Describe the physical identification of linen
through burning.
5. Explain three advantages and disadvantages
of using cotton fabric for a night wear.
6. Describe five precautions to take when using
a charcoal iron in finishing clothes.
7. Suggest two categories into which
detergents can be classified into.
8. List down two methods of making soap.
9. Name three materials necessary for soap
formation.
10. List down six types of soaps.
11. Highlight six substances added to soaps and
soapless detergents during manufacture and
give tier purpose.
12. Explain five qualities for good Laundry
detergent.
13. Describe five factors that determine the
efficiency of a detergent in washing
clothes.
14. a) Name the two types of water used in
laundry work.
b) What causes the two types of hardness?
15. Draw an electric iron box to show its parts.
AGRICULTURE
1. What do understand by soil sampling?
(1/2mark)
2. State and explain two methods of sampling
(4 marks)
3. llustrate your answer to question 2 above
(4marks)
4. Outline the steps followed in sampling the
soil (6 marks )
5. List down three important pieces of
information that accompanies the
composite sample to the laboratory (3
marks)
6. Define soil testing (1/2 mark)
7. State four reasons for testing the soil
(4marks)
8. State two methods of determining the soil
Ph. (1marks)
9. Outline the procedure in testing the soil
using;
(a) BDH universal indicator method (4marks)
(b) Universal indicator paper (3marks)
COMPUTER
1. Describe the four basic categories of
personal computer hardware
2. Identify the four types of computers and the
five types of personal computers
3. Distinguish between system software and
application software
4. What is the difference between data and
information?
5. What is the system unit?
6. What is a program?
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7. Define and describe sockets, slots, and bus
lines
8. What is memory? Name and describe three
types of memory.
9. Distinguish between a bus, and a bus width.
10. What is a power supply unit?
FRENCH
EXPRESSION ECRITE
1. Préparez un “cut-out” d’une personne
célèbre que vous admirez. Ecrivez un
paragraphe pour décrire ce personnage.
2. Ecrivez une lettre à votre correspondant(e)
ou vous lui parlez de votre école.
3. En utilisant vos dictionnaires, conjuguez les
verbes suivants.
Sortir Etre
Dormir Avoir
Servir Faire
Finir Savoir
Grandir Voir
Réussir Prendre
Vendre Aller
Apprendre Venir
Attendre Pouvoir
Répondre Vouloir
4. Make 10 sentences using any of the verbs
above.
BONNE VACANCES!
MUSIC
Instructions: Use manuscript paper for questions
4,5 and 6
1. Compose lyrics (words) two short
sentences for a patriotic song.
In English or Kiswahili.
2. Indicate the syllabic divisions of the song.
3. Mark the accented beat on the correct
syllable.
4. Compose a four bar rhythm in simple-
quadruple time signature using
crotchets,quavers,semiquavers and dotted
crotchet.
5. Compose a four bar rhythm in compound-
duple time signature
Use dotted crotchets,and quavers.
6. Write the major triads of D,A,B flat and E
flat all Major scales in the treble clef.
7. Name three types of aerophones and give
two examples for
Each that can be found in Kenyan
communities.
8. State factors that have affected African
traditional music.
9. Give the main characteristics of the
Baroque era.
10.Name any two musical forms of Baroque era.
BUSINESS STUDIES
1. Explain the benefits that a company gains
by being listed or quoted in the stock
exchange market.
2. Outline the requirements (Documents) for
the formation of Joint Stock Company.
3. What is a bill of exchange? Briefly explain
the various terms used in relation to a bill
of exchange.
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4. Highlight the circumstances that will make
a cheque be marked RD by a bank before
being returned to the depositor.
5. Explain the benefits that a private limited
company would get by converting to a
public limited company.
6. Briefly explain the meaning of the
following terms:
a) Privatization
b) Globalization
c) Nationalization
d) Liberalization
e) Cartel
7. Explain the differences between chain
stores and departmental stores.
8. Why would a trader offer goods on C.W.O
terms?
9. Outline the features of parastatals.
10. What is a debenture? Outline the various
types of debentures.
NOTE: The entry exam includes all what
you have covered in Home trade, Forms of
business Units and Holiday Assignment.
Happy Holiday.