SA 1 Science

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CBSE SAMPLE PAPER – 05 (Solved)

SUMMATIVE ASSESSMENT – I

Class-IX (SCIENCE)

Time ! "#s MM $0

%e&e#al I&s'#'io&s(i) The question paper comprises of two Sections, A and B. You are to attempt both the

sections.

(ii) All questions are compulsory.

(iii) Question numbers to ! in Section"A are one mar# questions. These are to be answered in

one word or in one sentence.

(i$) Question numbers % to & in Sections"A are two mar#s questions. These are to be answered

in about !' words each.

($) Question numbers to in Section"A are three mar#s questions. These are to be answered

in about *' words each.

($i)

Question numbers + to % in Section"A are fi$e mar#s questions. These are to be answeredin about ' words each.

($ii) Question numbers * to !! in Section"B are multiple choice questions based on practical

s#ills. -ach question is a one mar# question. You are to select one most appropriate

response out of the four pro$ided to you.

($iii) Question numbers !% to !& in Section"B are two mar#s questions are to be answered in

about !' words each based on practical s#ills.

Se'io& – A

. nder what condition will the ma/nitude of the displacement be equal to the distance0

.

1hich part of the plant cell permits it to withstand $ery dilute e2ternal medium without

bustin/0

!. 3ame the re$olution which has led to better and more efficient use as well as a$ailability of

mil#.

%. 1hich state of matte ha$e

a. 4a2imum force of attraction between the particles0

b. 4inimum spaces in between constituent particles.

*.

3ame the tissue that 5

a. 6onnects muscles to bone in humans.

b. 7orms inner linin/ of al$eoli.

c. Stores fat in the body.

d. Transport water and minerals in plants.

&. 6alculate the force of /ra$ity between two ob8ects of masses *' #/ and ' #/ #ept at a

distance of ' m. (9: &. 2 '"3m;#/)

.

<ist any three properties on the basis of which a colloidal solution can be reco/ni=ed0





. 9i$e reason for the followin/5

a. 6amphor disappears if #ept in air for a few days.

b. 1et clothes do not dry easily on rainy days.

c.

1e sweat more on a humid day.+. >hushi?s mother always squee=es water from wet clothes in the spinner of washin/ machine

and then uses it to clean the floor.

a. 1rite the principle of technique used in abo$e process0

b. 1rit one more application of this technique.

c. 1hat $alue you learn from >hushi mother0

'. 1rite two distin/uishin/ features between the muscles present in the alimentary canal and

limbs of man. @raw labelled dia/rams of the two #inds of muscles.

. 3ame the followin/ and /i$e one characteristic of each5

a. The wa2y substance coatin/ the epidermis in desert plants.

b. Suicidal ba/s of the cells.

c. 7at storin/ cells below the s#in and between internal or/ans.

. 1hat type of force is actin/ in the cases /i$en below5

!. f the time ta#en to brin/ a ball to rest from a certain $elocity $ is reduced to half. hat will be

the chan/es in $alues of5

a. nitial and final momentum.

b. 6han/e in momentum.

c. ate of chan/e in momentum.

%.

A powerful motorcycle can accelerate from rest to m;s in only % s.

a. 1hat is its a$era/e acceleration0

b. Cow far does it tra$el in that time0

*. The moon is acted by /ra$itational pull of earth. Still it does not fall on earth. -2plain why0

@etermine the ratio of wei/ht of an ob8ect of mass *' #/ on earth and on moon.

&. 4ention the three aspects of maintainin/ li$estoc#.

. Application of fertili=ers increases the crop producti$ity but it destroys the soil fertility.

State three disad$anta/es of usin/ fertili=ers.





. 4ention two ways of obtainin/ fish. 3ame two ways by which the marine fish captures is

done.

+. (a) <ist any two properties that liquids ha$e in common with /ases.

(b) 9i$e two reasons to 8ustify that an iron almirah is a solid.(c) 1hat happen to the heat ener/y which is supplied tot eh solid once it starts meltin/.

'. Two students, A and B /ot the mi2ture of iron filin/s and sulphur. A heated this mi2ture

stron/ly but B #ept it as such. They di$ided the mi2ture further into three parts and did the

same tests. Tabulate t eh obser$ation when.

(a) Both added C6l to a part of their mi2ture.

(b) Both added carbon disulphide to another mi2ture.

(c) Both used ma/net to separate its constituents on the last part of the mi2ture.

. Dustify by /i$in/ two points that cartila/e is a tissue. 1hat is its matri2 made of0 1here are

these tissues found in our body0

. A ball thrown upwards reaches a point E of its path at the end of % seconds and the hi/hest

point Q at the end o seconds. After how many seconds from the start will it reach the

point E a/ain0

@raw the distance time /raph of5

(i) 1hen body is stationary.

(ii) 1hen a body is mo$in/ with uniform speed.

(iii) 1hen a body is mo$in/ with non"uniform speed.

!. 1hen a card placed abo$e a /lass ha$in/ a coin placed on it is flic#ed with push, the coin fall

into /lass. 1hy

(i) State the law in$ol$ed in this case.

(ii) 9i$e another e2ample that shows this law0

%. 1hat is /enetic manipulation0 1hat are the products of /enetic manipulation0 1hat ma8or

a/ronomic traits are incorporated by this technique0

Se'io& B

*. To obser$e starch /ranules in potato under a microscope, freshly cut surface of potato was

pressed on a slide. The stain that will show starch /ranules clearly is5

(a) Acetocarmine (b) odine

(b) Safranine (d) -osine

&. 1hich one of the followin/ chemicals /i$es a blue"blac# colour with starch0

(a) 7lurine (b) 6hlorine





(b) odine (d) Bromine.

. F is a mi2ture of iron filin/s and sulphur. Y is a product obtained by heatin/ a mi2ture F and

crushin/ it to a fine powder. Gn brin/in/ a ma/net o$er both F and Y it is obser$ed that 5

(a)

F and Y both are attracted.(b) F is attracted while Y is not.

(c) Y is attracted while F is not.

(d) Both F and Y are not attracted.

. Sample A is a mi2ture of iron filin/ and sulphur powder. Sample B is a compound of iron

sulphide. Ein#i was as#ed to study the effect of heat on both sample A and B. 1hich of the

followin/ obser$ations was incorrect0

(a) Yellow coloured Sulpher from sample A start meltin/.

(b) Sample A mi2ture /lows.

(c)

3o effect of heat on sample B

(d) 6olour of sample B chan/es from blac# to yellow.

+. The colour of solution obtained, when iron nails are #ept immersed in copper sulphate

solution is5

(a) @ar# blue (c) @ar# /reen

(b) Eale /reen (d) Brown

!'. The part that has been incorrectly labelled in the dia/ram is

(a) 3ucleus (c) Hacuole

(b) 6ell wall (d) 6ell membrane

!. n the followin/ dia/ram, the correct labelin/ for A and B is5





(a) A" nucleus, B" dendrite

(b) A"dendrite, B" A2on

(c) A"a2on, B"nucleus

(d)

A"dendrite, B"nucleus.!. A mi2ture contains only odine, Ammonium chloride and Sand. Gnly odine and Ammonium

chloride sublime. Gnly odine dissol$es in carbon tetrachloride. Cow will you separate the

three components0 Sequence of steps will be

(a) By sublimation, addition of 66l%.

(b) Addition of 66l%, filtration, sublimation

(c) Sublimation, addition of water and filtration.

(d) -$aporation, distillation, crystalli=ation.

!!. 1hile performin/ an e2periment to establish the relationship between wei/ht of a

rectan/ular wooden bloc# lyin/ on a hori=ontal table and the minimum force required to

8ust mo$e it usin/ a sprin/ balance. f the wei/ht of bloc# is ! / wt then the most suitable

sprin/ balance will be of5

(a) <east count / wt, ran/e '' / wt.

(b) <east count .* / wt, ran/e *'' / wt.

(c) <east count / wt, ran/e %'' / wt.

(d) <east count ' / wt, ran/e '' / wt.

!%. Shruti was as#ed to prepare four separate mi2ture in four bea#ers A, B. 6,@ by mi2in/ su/ar,

fine sand, thin paste of starch and chal# powder respecti$ely in water and then cate/ories

each as stable or unstable. 1hat will be the correct cate/ori=ation.

!*. n e2periment to demonstrate the boilin/ point of water, state reason for followin/

precautions

(a) The bulb of thermometer should not touch the sides of the bea#er.

(b) Eumice stone should be added while boilin/ water.

!&. n an e2periment to calculate the percenta/e of water absorbed by raisins a student

recorded the mass of dry raisins as & / and the mass of raisins after soa#in/ in water for

four hours as ' /. 1hat is the percenta/e of water absorbed by raisins0





CBSESAMPLE PAPER – 05 (Solved)

SUMMATIVE ASSESSMENT – I

Class-IX (SCIENCE)

Time ! "#s MM $0

ANS*ERS

. f the motion is alon/ a strai/ht line without a chan/e in its direction.

. 6ell wall.

!. 1hite re$olution.

%. (a) Between particles in solid ha$e ma2imum force of attraction.

(b) The minimum space is between particles in solid state.

*. (a) Tendon

(b) Simple squamous epithelium.

(c) Adipose tissue.

(d) Fylem.

&. Cere, m: *' #/, m: ' #/, d: ' m and 9: &. 2 '"3m;#/.

7: 9m2m;d : (&. 2 '") 2 *' 2 '; ' : %.' 2 '"+ 3.

. (a) They are hetero/eneous.

(b) They form a stable solution.

(c) They scatter li/ht.

. (a) 6amphor has the property of sublimin/. t con$erts directly from the solid to $apour

phase.

(b) -$aporation does not ta#e fast because there are water $apours in the air.

(c) The sweat does not e$aporate from the body because there are water $apours in the

air.

+. (a) The technique of centrifu/ation is used in the process.

(b) This technique is used to e2tract cream from the mil#.

(c) 1et clothes contain more water. The floor does not dry quic#ly with wet cloth. She

uses the principle of centrifu/ation to dry the clothes and then use it to dry the floor.

'. 4uscles present in alimentary canal are smooth muscles where as striated or s#eletal

muscles are located in the limbs of man.

Smooth muscles Striated muscles

(i) The fibres are elon/ated and

spindle shaped with pointed ends.

(ii)

Striations are absent.

(i) They are lon/ cylindrical and ha$e

blunt ends.

(ii)

They possess striations or alternate

SA 1 Science

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