# Model Questions for top ten collages Entrance

# Set – 1

## Physics

- Which is not a unit of length?
- Parsec
- Light year
**Debye**- Angstrom

- A vector changes
**If it is rotated**- If co-ordinate axes change
- If shifted translation wise in inertial frame
- All of above

- The distance travelled by a stone falling from a height in first, second and third second are in the ratio of
- 1:2:3
- 1:1:1
**1:3:5**- 1:4:9

- It is easier to pull a lawn roller than to push it because pulling
- Involves sliding friction
- Involves rolling friction
- Increases effective weight
**Decrease Normal reaction**

- If mass of body is reduced to half and its velocity is doubled, its kinetic energy
- remain unchanged
**Doubled**- Increased 4 times
- Halved

- A motor cycle is going on an over bridge of radius ‘R’ driver maintain a constant speed. As motor cycle is ascending on over bridge, normal forces is
**Increases**- Decreases
- Constant
- Changes erratically

- Atmosphere of Earth is due to
**Gravity**- Sun
- Clouds
- Rotation of earth

- Most important characteristics of SHM is
- Periodic
- to and for
- acceleration constant
**time displacement curve is pure sine or cosine curve**

- Most plastic material is
- wood
- Rubber
**Plastic**- Glass

- When water drops merge to form a bigger drop, energy is
**Liberated**- absorbed
- Neither absorbed nor liberated
- None

- Two bodies having equal up thrust when completely immersed in water both of them have
**Equal volume**- Equal mass
- Both a and b
- None

- Normal body temperature is
- 37
^{0} - 6
^{0}C - 310k
**All**

- 37
- If spherical mirror is immersed in water, focal length
- Changes
**Remain same**- Depends on shape
- None

- Electric volt is a unit of …………..
- Power
- Energy
**Force**- Tension

## Chemistry

- Which of the elements best convey that there is life on earth
- Hydrogen
- Oxygen
**Carbon**- Iron

- Largest number of molecules is in
- 28gm of CO
- 46 gm of C
_{2}H_{5}OH **36gm of H**_{2}O- 54gm of N
_{2}O_{5}

- Neutron was discovered by
- Glodstein
**Chadwick**- Thomson
- Boyle

- ‘An orbital can’t have more then 2 electrons’ is based on
- Alfbau principle
- Hand’s rule of Maximum Multiplicity
- Dalton’s principle
**Pauli’s exclusion principle**

- Correct order for bond length of halide is
**HI>BHr>HCl>HF**- HI<HBr>HCI<HF
- HI<HBr<HCL<HF
- HI>HBr<HCL>HF

- Oxidation state of iron in brown ring complex [Fe(H
_{2}O)_{5}NO]SO_{4}is- +2
**+1**- +3
- 0

- Molecular formula of Glauber’s salt
- Na
_{2}CO_{3}.10H_{2}O - Na
_{2}CO_{4}.5H_{2}O - Na
_{2}CO_{3}.5H_{2}O **Na**_{2}CO_{4}.10H_{2}O

- Na
- K
_{4}Fe(CN)_{6 }is- Double salt
- Acid salt
**Complex salt**- Mixed salt

- mno
_{2}is- Negative catalyst
**Positive catalyst**- Auto catalyst
- None

- When lead storage battery is discharged.
- So
_{2}is evolved - Lead is formed
**H**_{2}So_{4}consumed- None

- So
- Electron affinity of halogens follows the order
**F<cl>Br>I**- F>cl>Br>I
- I<cI<Br<I
- F<cl<Br>I

- Stainless steel is composition of
- Fe+cr
- Fe+cr+mm
**Fe+cr+ni+c**- Fe+cr+Ni+Mn

- Which of the following is used as cryogenic fluid?
**liquid H**_{2}- Liquid O
_{2} - Mercury
- All

- Which one is neutral oxide?
**NO, N**_{2}O- NO, NO
_{2} - NO
_{2, }N_{2}O - N
_{2}O_{5}

- Producer gas is mixture of
- CO+H
_{2} **CO+N**_{2}- CO+CH
_{4} - CO+CO
_{2}

- CO+H
- Functional isomer of Alcohol is
- Ester
- Phenol
**Ether**- Aldehyde

- Soda lime is composed of
- Ca(OH)
_{2}+Na_{2}CO_{3} - CacO
_{3}+NaOH **Ca(OH)**_{2}+NaOH- Ca(OH)
_{2}+Na_{2}SO_{4}

- Ca(OH)
- Which of the following is included under Antibiotic?
- Penicillin
- Tetracycline
- Paracetamol
**Both a and b**

- Adsorbent for H
_{2}gas is- NaOH solution
- Heated Mg
**Heated Pd**- Conc H
_{2}SO_{4}

- Molecular formula of Hypo is
- Na
_{2},CO_{3}5H_{2}O - Na
_{2},SO_{3}5H_{2}O - Na
_{2},SO_{6}5H_{2}O **Na**_{2}s_{2},O_{3}5H_{2}O

- Na

## Biology

## [Botany and Zoology]

- Zymology is the study of
- Fungi
**Yeast**- Fruits
- Fish

- In which phase, chromatin network condense and chromosome appear.
- Inter phase
**Prophase**- Metaphase
- Anaphase

- Liquid food drinking by a cell is
- Phagocytosis
- Imbibitions
**Pinocytosis**- All

- Who first observed that bacteria are able to cause disease
**Robert Koch**- Louis Pasteur
- V. Leeuwenhoek
- Ehrenberg

- Spirogyra is known as
- Hair of princess
- Pond scum
- Both
- None

- Circinate venotion in fern refers to
- Types of leaves
- Uncoiling of large leaf
- Types of young leaves
- Modified leaf

- Banyan tree has
- Stilt root
**Prop root**- Annulated root
- Climbing root

- Which of the following i not the disease of heart?
- Myocardial infarction
**Ugina pecroris**- Mitrol senosis
- Cerebrovascular accident

- The enzymes are
- Proteins
- Fats
- Vitamins
- Carbohydrate

- Chloroquine is used for treating
- Cancer
**Malaria**- Diarrhea
- AIDS

- Ichthyology is the study of
**Fishes**- Birds
- Reptiles
- Mammal

- Canal system is found in
**Sponge**- Cuttle fish
- Star fish
- Hydra

- Flightless bind/binds are
- Penguin and Emus
- Ostrich and Kiwi
- Cassowary
**All**

- Lysosome is discovered by
- E. palade
**D. duve**- G. Tansley
- Urey

- First place of man’s origin is supposed to be
- Central Asia
- South east Asia
**South Africa**- Europe

- Gambusia is a
- Pest on fish
- Pathogenic fish
- Parasitic fish
**Fish predator of mosquito larvae**

- Cuticle of round worm is an adaptation for
- Growth
- Locomotion
- Reproduction
**Parasitism**

- Chloragogen cells are found in earthworm in
- Blood
**Coelomic fluid**- Pharynx
- Anus

- Enzyme of pancreatic juice act in
- Acidic medium
**Basic medium**- Neutral medium
- Any condition

- Drugs are detoxified by
- Kidney
- Intestine
**Liver**- Brain

## Maths

- If A = {(x,y):y=e
^{x}, xR) and B={(x,y):y=x, xR) then- AB
- BA
- A
- A

- A sewing machine bought at Rs. 3200 depreciates at the rate of 5% per annum. Find its value at end of 2 years. What is depreciation amount in 2 years?
- 2888, Rs. 314
- 2888, Rs. 312
- 2888, Rs. 310

- Value of 2
^{1/4}.4^{1/8}.8^{1/16}.16^{1/32}………… is- 2
- 1
- 3/2
- 5/2

- If p is the length of perpendicular from origin on line whose intercepts on axes are q and x then,
- p
^{2}=q^{2}-r^{2} - 1/p
^{2}=1/q^{2}-1/r^{2} - 1/p
^{2}+1/r^{2} - 1/4p
^{2}=1/q^{2}+1/r^{2}

- p
- (a,b) equals to
- {x:a
- (x:a<xb}
- {x:a<x<b}
- {x:a<x>b}

- -7<x<1 implies to
- |2x+5|
- |x+2|<3
- |x+3|<4
- |3x-5|<4

- Sum to infinity of the series:
- 1/e
- 2e
- e
^{2}-1 - e+1

- If sum of roots of equation x
^{2}+px+q=0 is equal to sum of their square then- p
^{2}+p=2q - 4p
^{2}+p=q - 2p
^{2}-q=p - p
^{2}+q^{2}=1

- p
- if and are two vectors such that and =0, then
- is // to
- is perpendicular to
- Either or is null
- both are unit vector

- Find value of A if Sin2A =Cos3A
- 18
^{0} - 90
^{0} - 16
^{0} - 20
^{0}

- 18
- In ABC, If 2CosA=SinB/SinC then is
- Right angled
- Equilateral
- Isosceles
- Scalene

- General solution s of 2sin
^{2}x+Sin^{2}2x=2 is- (2n+1)
- 2n
- n
*n*

- Straight line (x+y+1) + d(2x-y-1)=0 is perpendicular to line 2x+3y-8=0 then value of d is
- 7
- -5
**1**- 3

- Equation of normal to the circle x
^{2}+y^{2}-4x+4y-17=0 which passes through (1,1) is**3x+y-4**- 2x-4y+1
- x+3y=0
- 7x-4y+2=0

- A
^{2}=I is …… square matrix**Involuntary**- Idempotent
- Nilpotent
- Hermitian

- Value of
- 2log
^{2} - log2-1
- log2sinx
**log**^{2}/2

- 2log
- If p(A or B) = p(A)+p(B)-p(AB) then A and B are ………. events
- Mutually exclusive
**Mutually non exclusive**- Dependent
- Independent

- Solve 4
^{1+x}+4^{2-x}=20- 0,1
**0,2**- 0,-1
- 0,-2

- A relation of similarly of triangle is
- Reflexive relation
- Symmetric relation
- Transitive relation
**All**

- If 2
^{x}+2^{y}=2^{x+y}, then value of dy/dx at x=y=1 is**1**- 2
- -2
- -1

- Value of
- +c
- +c
**e**^{x}loge^{x}+c- xe
^{x}+c

- If (3+4I) = 1+i then the value of x
^{2}+y^{2}- 13/3
- ½
- 2/
**2/29**

- If A=and then (A+B)
^{2}is equal to- a
^{2}+b^{2} - A
^{2}+AB+B^{2} - A
^{2}+2AB+B^{2} **None**

- a
- Equation of tangent to the circle x
^{2}+y^{2}=a^{2 }perpendicular to straight line y = mx+c is- mx+y=
**my+x=**- mx+y=
- my+x=

- Circumference of base of cylindrical drawn is 44cm and sum of its radius and height is 17cm. Find the T.S.A.
**748cm**^{2}- 150cm
^{2} - 800cm
^{2} - 888cm
^{2}

## English

- It is……………. who have helped you.
**me**- I
- mine
- myself

- She can’t part ……………… her jewels.
**with**- from
- do
- for

- I heard him…………… the house.
- left
**leave**- to leave
- has left

- If John comes,………….
- I help him
- I shall help him
- help him
**All of these**

- He was cajoled …… going home.
- in
- for
**into**- above

- I got the painter ……………. my house.
- paint
- painted
- painting
**to paint**

- He ………… notes when his pencil broke.
- had been writing
**was writing**- has written
- had writing

- Mental disorder marked by fixed delusions.
- Hyper mania
- Monomania
**Paranoia**- Nostalgia

- Passive form of speak the truth is …………
- Let the truth be spoken
- Truth be spoken
**Truth should be spoken**- All

- A number of sheep …………… seen during day time.
- was
**were**- have
- had

- She speaks Chinese ……………….. to be an interpreter.
- Well
- enough
**Well enough**- so well

- There’s a little water in the glass.
- is there?
- has there?
- was there?
**isn’t there?**

- He didn’t know the answer and
**neither did I**- neither have I
- either did I
- either have I

- Do you know ……….. ?
- How much it costed
- how much it costs
**How much it cost**- How much of it cost

- Students put forward the proposal to the principal.
**Advanced**- Decreased
- Examined
- None

- Cold blooded means
- Coolly
- Deliberately
**Unfriendly**- Thoroughly

- Had he had the time, he …………… the function.
- Would attend
- attended
**would have attended**- had attended

- Professor looked ……….. at the students sketches.
- quick
**quickly**- quickness
- quicken

- Last night I heard a lady.
- Crying
**cry**- to cry

- She did makeup and it ……….. her face.
- shine
**shone**- shined
- none

- Fear of crowds
- demophobia
- daustrophobia
- Monophobia
**Ochlophobia**

- She is obstinate
- obedient
**likeable**- doubtful
- stubborn

- She liked………….. pizzas whenever she went out with me.
- me eating
**my eating**- mine eating
- hers eating

- The man looks at if he ………….. sick.
- was
- is
**where**- had been

- She …………… this novel by tomorrow.
**will have read**- will be reading
- had been reading
- shall read

# Set – 2

## Physics

- If energy E, velocity V and Time T are taken as fundamental units the dimensional formula for surface tension becomes.
**[Ev**^{-2}T^{-2}]- [Ev
^{-2}T^{-2}]^{2} - [E
^{2}v^{-2}T^{-2}] - [E
^{2}v^{2}T^{2}]

- A car moving with speed of 50km/hr can be stopped by brakes at least 6m. If same car is moving at a speed of 100km/hr then minimum distance at which car can be stopped is.
- 6m
- 12m
- 18m
**24m**

- Sand is being dripped on a conveyer belt at the rate of MKG/s. Force necessary to keeps belt moving with a constant velocity of Vm/s will be
**MVN**- 2V2
- MV/2
- Zero

- A car is moving with a speed of 30 m/s on a circular path of radius 500. It’s speed is increasing at the rate of 2m/s
^{2}then acceleration of the car is- 2 m/s
^{2} **7 m/s**^{2}- 8 m/s
^{2} - 8 m/s
^{2}

- 2 m/s
- A long spring is stretched by 2 cm, its pe is 0. If spring is streached by 10cm, PE stored in it will be,
- U/25
- U/5
- 5U
**25U**

- A balloon of 15000m
^{3}having mass 1650kg of equipment is filled y helium of density 0.2kg/m^{3}. Density of air is 1.3kg/m^{3}then tension on rope tied to balloon is- 300kg
**0**- 600kg
- 1950kg

- Thermometer suitable for measuring very high and low temperature respectively is
- Gas and liquid
- Resistance and pyrometer
**Pyrometer and alcohol**- Pyrometer and Magnetic

- If a bottle of water is opened on surface of moon, water will boil because pressure of air on surface of moon is
- higher
- least
**almost zero**- None of above

- If is holler above fire at same distance then in its side due to
- Heat radiate upward
- convection takes more heat upward
**air conduct heat upward**- All process conduct upward

- Cloudy nights are usually warner, because clouds
- don’t absorbs heat
- don’t radiate heat
**low thermal conductivity**- have high thermal conductivity

- A 5 cm square slide is to be projected on screen 2m square. The distance between slide and screen is 4.1 m then focal length of projecting lens is:
- 4 cm
**8 cm**- 15 cm
- 20 cm

- A 2KHZ siren and person both are at least with respect to earth. What frequency does hear if wind is blowing at 12ms
^{-1}from source to absorbed?**2KHZ**- >2KHZ
- <2KHZ
- 24KHZ

- When wire of resistance R is stretched to n times its previous length, new resistance of stretched wire is, Rafter Stretching.
- n
^{4}R - (n-2)
^{4}R **n**^{2}R- n
^{3}R

- n
- Halley’s comet appears every after.
- 12 years
**16 years**- 18 years
- 26 years

## Chemistry

- Molecular formula of condy’s crystals is
- Fe
_{3}O_{4} - Fe
_{2}O_{3} **KMNO**_{4}- H
_{2}SO_{4}

- Fe
- 1 gm of chloride of metal was found to contain 0.835 gm of chlorine. The vapour density of metal chloride is 85. The formula of Metal chloride is
**Mcl**_{4}- Mcl
- Mcl
_{3} - Mcl
_{2}

- Number of electrons in Sulphur atom having n+l=3 are
- 6
**8**- 4
- 2

- Types of bond presents in NH
_{4}Cl- ionic
- ionic and covalent
- ionic and co-ordinate
**all**

- Dichromate ion is reduced using Fe
^{++}ion No. of electrons involved per cr. atom is- 5
**3**- 1
- 4

- Which of the following is acidic salt?
- NaHCO
_{3} - NaNO
_{3} **NaH**_{2}PO_{2}- All

- NaHCO
- Which of the following is desiccant (Hygroscopic) solid.
- CaO
- SiO
_{2} - P
_{2}O_{5} **All**

- Dalton’s law of partial pressure is not applicable to which of following mixture.
- CO
_{2}and N_{2} - SO
_{2}and cl_{2} **HCL and NH**_{3}- CO and CO
_{2}

- CO
- Which of these is incorrect reaction?
- Cl
_{2}+BrBr_{2}+cl - BR
_{2}+I_{2}+Br **Br**_{2}+Cl**Cl**_{2}+Br- Cl
_{2}+II_{2}+Cl

- Cl
- In absence of pauli’s exclusion principle, ground state configuration of lithium is
- 1s
^{2}2s^{1} - 1s1
^{2}s^{2} **1s**^{3}- 1s
^{1}2s^{1}2p^{1}

- 1s
- Mixture of Na2CO3 and Cas is called
- Fusion mixture
**Black ash**- Solda beach
- None

- Choose appropriate dioxide form following
**PbO**_{2}- KO
_{2} - RBO
_{2} - KSO
_{2}

- Parathion is
- Fungicides
- Pesticides
**Insecticides**- Herbicides

- Which of these is formed as intermediate during chlorination of methane?
- Carbonation
- Carbanion
**Free radical**- Carbine

- IUPAC name of acrolein is
- 1, 1-2-Tricholoroethene
- Propanoic acid v
**Prop-2-enal**- None

## Biology

- Which is called Father of cytology?
- Aristotle
- Theophrastus
- Cuvier
**Robert Hooke**

- Cell wall of plant cell is made up of
- Cellulose
- Peptidoglycon
- Pectin
**Both a and c**

- Protoplasm is a
- Colloidal solution
- crytalloid solution
**crystal colloidal solution**- None

- Which RNA is smallest and soluble
**tRNA**- mRNA
- rRNA
- None

- Number of autosomes in cell of man is
- 46
**44**- 42
- 23

- Cell wall of archae bacterial lack
- Poly-sachharide
- peptide
- peptidoglycon
**all**

- In ptelidophytes leaf skews
- Furcate
- Parallel
- Reticulate
- Both a and B

- Root cap is absent in
- epiphytic root
**haustorilm root**- Mycorrhigal root
- all

- Magnifera indica is
- Mouse
- Rabbit
**Mango**- Orange

- Dictyosome is also known as
- Ribonsome
- Lysosome
**Golgi body**- Mitochondria

- Five kingdom classification was proposed by
- linaeus
**RH Whittaker**- Aristotle
- Avier

- In which preening gland is found
**Aves**- Reptiles
- Pisces
- Amphibians

- Ohliparus mammal is
**Echidna**- Platypus
- Shrew
- Both b and C

- Food chain always starts with
- Nitrogen fixation
- Respiration
**Photosynthesis**- Decay

- Process of shifting bee colony form one hive to another by themselves is
- Metastasis
- Moulting
**Swarming**- Colonization

- Radial symmetry is found in
**Echinodermata**- Annelida
- Platyhelminthes
- Mollusca

- Trypsinogen is secreted by
**Pancreas**- Duodenum
- River
- Stomach

- Bat differs from bird in having
- Homiothermic body
- wings
- chambered heart
**diaphragm**

- “Omnis cellulae cellula” was word of
- Lirchow
- Purkinje
- Robert brown
**Schwann**

- SARS (Severe Acute Respiratory Syndrome) is due to
- Bacteria
**Virus**- Influenza
- Pneumonia