गगररषमककलरन गगहककरर –

ककक VIII A & DI. 1. पपनरकत शबद -20

2. ववललम शबद

II. वनमन पर अनपछछ द वलखछ -

1. ववदकरर र और अनपशकसन

2. जनससखरक वगदगवध वरदकन रक अवभशकप

III. 15 पछज सपसदर अकरर मम वकसर पकठ सछ सपलछख वलखछ।

पवररलजनक ककरर -चकरर एवस परपररर

1. वचरगवररल कर अननठर दपवनरक

2. भगवकन कछ डकवकए

3 .रह सबसछ कवठन समर नहरस

4 .कबरर

ककक X I वनमन पर वनबसध वलखम

1. आतसक एक समसरक

2. पगरदनषण

3. नकरर वशकक

4. पवरशगरम कक महततव

II. वकग ररक वकसछ कहतछ हह ? अकमरक वकग ररक और सकमरक वकग ररक कछ दस- दस उदहकरण वलखछ -

III. रचनक कछ आधकर पर वककर कछ भछदर कल उदहकरण सवहत वलखछ ।

पवररलजनक ककरर -

चकरर एवस परपररर

आतमकथर

बकलगलवबन भगत

लपचनवर असदकज

उतसकह , अर नहरस रहर हह ।

ककक IX I. समकस वकसछ कहतछ हह ? इसकछ भछदल कल उदहकरण सवहत सपषर करवजरछI

II. वनमन पर वनबसध वलखम

1. पवरशगरम कक महततव

2.ववदकरर र और अनपशकसन

3 समर कक महततव

पवररलजनक ककरर -चकरर एवस परपररर

1. रसखकन - सवहरक

2. कह दर और कलवकलक

S P S BHUTESH

पगर० सनक० वश० (वहसदर )

KENDRIYA VIDYALAYA DRDOHOLIDAY HOMEWORK- ENGLISH

CLASSES- 6 -12

Sl no.

Class & Sec

Holiday homework

I. 6th 5- lines of handwriting, 3- picture compositions, 1- book review

II. 7th 10-lines of handwriting, 5- picture compositions, 1- book review

III. 8th 10-lines of handwriting, 5- picture compositions, 1- book review

IV. 9th Diary entry, 1- book reviewV. 10th PPT on health and medicine, Helen Keller(chapter-wise

summary 1-10))VI. 12th Invisible man – summary(handwritten), Tiger King- long

answer question-2, short answer questions-2

Science Holiday Homework

Class X

1. Prepare PPT on any one topic from I term syllabus

2. Make any one of the following

a. Investigatory Project on crop improvement or any other topic from I term

b. NCSC project- visit ncsc.network.in

c. JNSME project- Visit ncert website

3. Text book exercise

Class IX

1. Prepare PPT on any one topic from I term syllabus

2. Make any one of the following

a. Investigatory Project-any topic from I term

b. NCSC project- visit ncsc.network.in

c. JNSME project- Visit ncert website

3. Text book exercise

Class VIII

1. Review questions from chapter Metals and Non-Metals Page 53,54,55

2. Investigatory project - Uses of microorganisms in daily life

Clas VII

1. Review questions from chapter Page 20,21,22 ncert text book

SOCIAL SCIENCE HOLIDAY HOME WORK CLASS 10

DISASTER MANAGEMENT

IV. Role of disaster management committee at- National level State level District level

V. Role of students in school and society during the time of disaster/ natural calamity

VI. Revision for FA-1 portions

Class 9

1.Collect news on Political changes in any country from News paper

2. Collect information and pictures on any one event on French Revolution

Class 8

1. 4 pages with pictures “Conservation of Resources”

Class 7

1. “Do's and Dont's pf Flag Hoisting” Time Etc

2. History of Indian Flag(1929-1947)

Class 6

1.Collect Stone age pictures, information on stone age tools, weapons, uses of stone in 40 pages Holiday home work book.

2. Draw the solar System in 44 size paper

सससकग तगगहककररमग ( HOLIDAY HOME WORK )

ककक CLASS ववषर: TOPIC दशमर (X) 1.वचतगरकधकवरत- वककररचनक ( for any five pictures.)

2. पतगर- लछखनम (any five )3. समकसपदकवन ( any 25) 4. सवनधशबदक: (any 25)

नवमर (IX) 1.वचतगरकधकवरत- वककररचनक ( for any five pictures.)2. पतगर- लछखनम (any five )3.सवनधशबदक: (any 50)

अषरमर (VIII) 1.वचतगरकधकवरत- वककररचनक ( for any five pictures.)2.ससखरकवकचकक: (1-100) 3. – शबदरपकवण वकगररकपदरपकवण च

सपतमर (VII) 1.वचतगरकधकवरत- वककररचनक ( for any 10 pictures with two- two Sentence) 2.ससखरकवकचकक: (1-100) 3. – शबदरपकवण वकगररकपदरपकवण च

षषठर (VI) 1. वचतगरससगगरहणस- नकमलछखनमग च ( From first Three lessons )2. – शबदरपकवण वकगररकपदरपकवण च

Sub Trs. 1. M. Chandrasekhar (TGT Skt) 2. L. K. Bhat (TGT Skt)

Maths Holiday HW Class VII 2016-17

1. The product of two integers is 168 . If one of the integers is -8 , then the other is

a) 21 b) -21 c) -160 d) -176

2. In integers , 1 is the identity for

a) Multiplication b) Division c) Subtraction d) Adddition

3. The supplementary angle of 30 is ______________⁰

60 b) 150⁰ ⁰ c) 90⁰ d) 180⁰

4. The sum of the three angles of a triangle is always = ____

a) 180⁰ b) 360⁰ c)90⁰ d) 0⁰

5. 2.3 + 0.35 = __________

a) 8.8 b) 88.0 c) 2.335 d) 2.65

6. of 10 litres is

a) 4 l. b) 2 l. c) 6 l. d) 50 l.

7 . In the adjoining figure, name the following pairs of angles:

(i) Obtuse vertically opposite angles (ii) Adjacent complement angles

(iii) Equal supplementary angles (iv) Unequal supplementary angles

8. Subtract the sum of (-545) and 125 from 1005

9. . Find the complement of the following angles.

(i) (ii)

10. Find (-18) x (-10) x 6

11. Evaluate [ (-6) + 5 ] [ (-2) + 1 ]

12. and are such that they form a linear pair if = 650 , Then what is the measure of

13..Simplify

(i) 24-4÷2x3

(ii) (-20)+(-8) ÷(-2)x3

(iii) (-5)-(-48) ÷(-16)+(-2)x6

(iv) 36÷6+3

(v)24+15÷3

(vi) 3-(5-6÷3)

(vii) 28-5x6+2

(viii)16+8÷4-2x3

(ix) (-15)+4÷(5-3)

(x) (-3)x(-4) ÷(-2)+(-1)

14.Simplify using BODMAS rule

(i) 27-[5+{28-(29-7)}]

(ii) 39-[23-{-(17-9+3)}]

(iii) -25+14÷(5-3)

(iv)45-[38-{60÷3-(6-9÷3) ÷3

(v) 118-[121÷(11x11)-(-4)-{3-9+2}]

PROJECT

1. Make 3 magic squares of 3x3,4x4,5x5

2. Write about any two Mathematicians

3. Write any three rules of Vedic maths with 5 examples of each

MATH

HOLIDAY HOME WORK SUMMER VACATION

CLASS VIII SESSION: 2016-17

CHAPTER: RATIONAL NUMBERS

VII. Fill in the blanks:-

–45+0=

−❑

The additive inverse of – 13

7=¿

__________ is the additive inverse of itself. – 4/13 – 3/26 =

¿¿

¿− 914

+¿❑−1

– 3 26 (

¿¿

¿vi− 79

+¿❑

(vii) _________ +1523

=4

(viii) Reciprocal of -11 =

(ix) Zero has ________ reciprocal.

(x) The product of a rational number and its reciprocal is …………

(xi) If a is reciprocal of b, then the reciprocal of b is ----------.

(xii) The number 0 is --------- the reciprocal of any number.

(xiii) Reciprocal of ¿

1a

,a≠ 0 is❑

(xiv) (17×12 )−1=17−1 ×❑ ____________

(xv) -4¿

×79=

79

×❑

(xvi) ¿5

11×

−38

=−38

×❑

(xvii)

¿¿

12 ( 3

4+

−512 )=1

2×❑×

− 512

(xviii) − 45

×( 57+

− 89 ) =

¿¿

− 45

×❑

−89

¿

(xix) The reciprocal of 512

is__________

(xx) Multiply− 517

×51

− 60 =

Q2. Name the property of multiplication of rational numbers

illustrated by the following:-

(i)– 516

×815

=815

×−516

(ii)74

×(− 83

+−1312 )=7

4×

− 83

+74

×−1312

(iii)– 59

×( 415

×− 98 )=(−5

9×

415 )× − 9

8

(iv)– 32

×54+

− 32

×−76

=− 32

×( 54+

−76 )

(v)– 1116

×16

− 11 = 1

(vi)213

×0=0

(vii)1317

×1=1317

Q3. Divide

b) 5 by− 57

c)– 78

by– 2116

d)– 34

× −6

e)– 313

×− 465

f) 0b y− 75

Q4. Write three rational numbers between -3 and 1.

MATH

HOLIDAY HOME WORK SUMMER VACATIONCLASS VIII SESSION: 2016-17

CHAPTER: Linear Equation in One Variable

Q5. Solve for x:

A. 1.x2+

x8=

18

B.2 x− 1

3−

6 x− 25

=13

C.3 x −2

4−

2 x+33

=23

− x

D.2 x+13 x −2

=59

E.5 x −7

3x=2

Q6. A number consists of two digits whose sum is 8. If 18 is added to the

number its digits are reversed. Find the number.

Q7. The numerator of a fraction is 4 less than the denominator. If is

added to both its numerator and denominator, it becomes 12

. Find the

fraction.

Q8. Two numbers are such that the ratio between them is3:5. If each is

increased by 10, the ratio between the new numbers so formed is 5:7.

Find the original numbers.

Q9. The ages of Sonu and Monu are in the ratio 7:5. Ten years hence,

the ratio of their ages will be 9:7. Find their present ages.

Q10. Bhagwanti inherited Rs.12000. She invested a part of it as 10% and

the rest as 12% in a bank. Her annual income from these investments is

Rs. 1280. How much did she invest at each rate? What values are shown

by her?

Q11. A group of techies organized a quiz competition in a village school

on children’s day. Three prizes are to be distributed. The value of the

second prize is five-sixths the value of the first prize and the value of the

third prize is four-fifth that of the second prize. If the total value of the

three prizes is Rs. 15000, find the value of each prize. What values are

depicted by the techies?

Q12. A labourer is engaged for 20 days on the condition, that he will receive Rs. 60 for each day, he works and he will be fined Rs. 5 for each day he is absent. If he receives Rs. 745 in all, for how many days he remained absent? What values are depicted by the employer?

FA2 ACTIVITY

PROJECT

Select any one

1) Building magic square of 4x4, 5x5.2) Vedic mathematics – Five rules of Vedic mathematics with two

examples of each.3) Quadrilaterals and special type of Quadrilaterals.

KENDRIYA VIDYALAYA DRDO, BANGALORE- 93

Holiday Homework CLASS VI

1). Write the Roman Numeral for 94 is -------------

2). A Crore has ______ lakhs.

3).The successor of 999 is_____

4).Even number is divisible by ---------

5). ---------------- is the Smallest natural number .

6).Insert commas suitably & write the number name of

i) 16573449 ii) 287651009 according to Indian system of numeration

7).write the first 5 multiples of “8”.

8).Find the sum by suitable arrangement.

i) 832 + 553 + 168 + 447 ii) 3578 X 123 - 3578 X 23

9).Write the numeral for “Ten Crore Sixty five lakhs Twenty One thousand Sixty Three”.

10).Find the product by suitable arrangement: 4 X 165 X 25.

11). Write the factor tree for 48.

12).Find the product of 85X102 using distributive property.

13).Raju had Rs.6980/- with him .He bought a fan for Rs.1900/-

and a music system for Rs.3080/-.Find the amount that is left with Raju.

14) i) Add: 24560 + 379 +1467 ii) Subtract 9457 from 16115

iii) Multiply 29840 by 26 iv) Divide 56646 by 27

Project Work

Make (5Each) Magic squares of orders (i) 3X3 (ii) 4X4.

KENDRIYA VIDYALAYA DRDO, BANGALORE- 93Holiday Home Work Class X Maths1. Prove that √3 is irrational 2. Prove that 2+3√5 is irrational 3. Find HCF using Euclid’s division algorithmi) 804, 4355 ii) 4848, 5555 iii) 9684, 209824. State whether the following have terminating decimal representation or not:

i) 3

128 ii)

51125

ii) 21

375 iv)

7

53× 25

5. Find zeroes of the following polynomials and verify the relationship between its coefficients:i) 3 x2 −5 x− 28ii) 5 x2

+37 x− 24iii) 7 x2−15 x+2iv) x2− 496. If √7, -√7 are zeroes of 2 x4

+3 x3 −16 x2− 21 x+14 , find the other two zeroes

7. If 2√3, -2√3 are zeroes of 3 x4− x3 −38 x2+12x+24 , find the other two zeroes

8. If α∧ β are the zeroes of the equation 6 x2+x −2, find

αβ+

βα

9. If α∧ β are the zeroes of the polynomial kx2+4 x +4 and if α 2

+β2=24, find the

value of k.10. If one of the zeroes of the polynomial 2x2

+ px+4 is 2, find the other root, also find the value of p.11. Find the zeroes of polynomial x3−2 x2− x+212. Find the value of K for which the system of linear equations 2x+5y = 3, (k +1 ) x + 2(k + 2) y = 2K Will have infinite number of solutions.13. For what value of k, will the system of equations

x+2 y=5 , 3 x+ky− 15=0 has a unique solution.

14. For what value of k the following pair has infinite number of solutions.

(k-3) x + 3y = k , k (x+ y) = 12

15. Draw the graphs of the equations: 4x – y = 4 , 4x + y = 12

Determine the vertices of the triangle formed by the lines representing these equationsand the x-axis. Shade the triangular region so formed

16. Draw the graph of x + 2y – 7 =0 and 2x – y -4 = 0. Shade the area bounded by these lines

and Y-axis.

17. Solve graphically: 3x +y +1=0, 2x -3y +8=0

18. For what value of k will the equation x +5y-7=0 and 4x +20y +k=0 represent coincident

lines?

PROJECT WORK FOR FIRST TERM ( Choose any One)

1. Application of Mathematics in other fields.

2. Different approaches of Pythagoras theorem

3. Statistics – Graphical representation of data T-20 World Cup

KENDRIYA VIDYALAY D R DO C.V.RAMAN NAGAR

CLASS: 12TH A&B SUB: BIOLOGY

HOLIDAY HOME WORK

1. Work sheet for the following chapters:

(i)Reproduction in Organisms

(ii)Sexual Reproduction in Flowering Plants

(iii)Human Reproduction

(iv)Reproductive Health

(v)Heredity &Variation

2. Solving of All chapters Exercises Questions, I have discussed all answers in theclass

3. Selection of Investigatory Projects

P.SUJATHA GUNESWARI

PGT(BIOLOGY)

Class XII-ChemistryHOLIDAY HOME WORK

SUBJECT: CHEMISTRY STD : XII UNIT NO PAGE NO QUESTION NO

UNIT - 2

(SOLUTIONS)

59 - 60

60 - 61

61 - 62

2.1 -2.9

2.10 -2.33

2.36 -2.41

KENDRIYA VIDYALAYA DRDO BANGALORE

Holiday Home work-XII MATHS

1 Find the value of cos (sec–1 x + cosec–1 x), | x | ≥ 1

2 Show that the relation R in the set {1,2,3} given by R={(1,2),(2,1)} is symmetric but

neither reflexive nor transitive

3 Find the value of Sin -1(Sin 3 π5 ) .

4 Let f : N Y be a function defined as f(x) = 4x + 3 where Y = {y ∈ N : y =4x+3 for some

x N} . Show that f is invertible. And find the inverse.

5 An operation * is defined on the sets of positive rational numbers Q+, given by

a*b = ab/2 ∀ a, b ∈ Q+. Show that (i) * is a binary operation on Q+, (ii)find the

identity element for * in Q+ .(iii) Check whether * is commutative(iv) ) Checkwhether

* is associative

6 Express Tan-1 [ √1+x+√1− x√1+x−√1− x ] in the simplest form .

7 Show that the relation R in the set A = { x: x ε W, 0 ≤ x≤ 12 }given by

R = {(a,b) :│a -b│is a multiple of 4} is an equivalence relation. Also find the set of

all elements related to 2

8

9 Solve for x tan-1 2x + tan-1 3x = π/4

10 If be defined as and be defined as .Show that and where B= and A=R-.

11 Prove that : .

12 Solve for x : .

13 What is the principal value of

(cos2π3 )+sin−1(sin

2π3 )

cos− 1

?

14 Give an example of a relation which is reflexive and transitive but not

Symmetric;

15 Write the function in the simplest form tan− 1( cos x− sin xcos x+sin x ) , x π