MDCAT Mock Test 19 - Online MCQ Exam

Ideal gas deviates from ideal behavior at:

1 Mark(s)

Your Answer:

High P and low T High P and low T
Low P and high T Low P and high T
Moderate P and T Moderate P and T
Constant P and T Constant P and T

The pollutants chlorofluorocarbons are the major source of air pollution contributed by:

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Your Answer:

Aerosols Aerosols
Sewage pollutants Sewage pollutants
Industrial effluents Industrial effluents
None of these None of these

Acetaldehyde cannot show

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Your Answer:

Iodoform test Iodoform test
Lucas test Lucas test
Benedict’s test Benedict’s test
Tollen’s test Tollen’s test

Boiling point elevations can be measured by__________________?

1 Mark(s)

Your Answer:

Beckmanns method Beckmanns method
Landsbergers method Landsbergers method
Linds method Linds method
none of the above none of the above

The organisms that obtain minerals, water, and carbon dioxide from their environment to prepare the food are classified as:

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Your Answer:

heterotrophic organisms heterotrophic organisms
autotrophic organisms autotrophic organisms
prokaryotic organisms prokaryotic organisms
eukaryotic organisms eukaryotic organisms

The force of gravity acting on a body is known as its:

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Your Answer:

mass mass
inertia inertia
weight weight
force force

Hypertension definition:

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Your Answer:

Low pressure Low pressure
Elevated pressure Elevated pressure
Hypotension Hypotension
Dysrhythmia Dysrhythmia

A couple has six daughters. What is the possibility of their having a girl next time ?

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Your Answer:

A) 10 % A) 10 %
B) 50 % B) 50 %
C) 90 % C) 90 %
D) 100 % D) 100 %

The process in which substance gains electrons is called:

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Your Answer:

oxidation oxidation
hydrogenation hydrogenation
sublimation sublimation
reduction reduction

In radio, the coils are connected to:

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Your Answer:

inductors inductors
resistor resistor
fixed capacitor fixed capacitor
variable capacitor variable capacitor

The disease caused by a deficiency of minerals is:

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Your Answer:

anemia anemia
angina angina
hemophilia hemophilia
leukemia leukemia

Which acid is the manufacture of synthetic rubber ?

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Your Answer:

Acetic acid Acetic acid
Formic acid Formic acid
Carbonic acid Carbonic acid
Benzoic acid Benzoic acid

Bartholin’s glands are situated

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Your Answer:

A) on the either side of vagina in humans
B) on either side of vas deferens in humans
C) on either side of penis in humans C) on either side of penis in humans
D) on either side of Fallopian tube in humans.

The apoplast pathway moves water through:

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Your Answer:

Cytoplasm only Cytoplasm only
Vacuoles Vacuoles
Cell walls Cell walls
Plasmodesmata only Plasmodesmata only

In $\ce{CO}$ molecule, which is correct?

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Your Answer:

C is donor C is donor
O is donor O is donor
No donation No donation
Both donate equally Both donate equally

Considering the lobes of the cerebral cortex, the lobe which is responsible for smell and hearing is called:

1 Mark(s)

Your Answer:

frontal frontal
occipital occipital
temporal temporal
parietal parietal

Word cauda meaning is__________?

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Your Answer:

tail tail
foot foot
hand hand
mouth mouth

If a rubber ball is taken to the bottom of a lake of depth 200m, its volume decreases by 0.1%. Bulk modulus of rubber is ($g=10, \rho=10^3$):

1 Mark(s)

Your Answer:

$10^9 Pa$ $10^9 Pa$
$2 \times 10^9 Pa$ $2 \times 10^9 Pa$
$10^8 Pa$ $10^8 Pa$
$5 \times 10^8 Pa$ $5 \times 10^8 Pa$

Some algae are attached to the substratum by hold fast __________?

1 Mark(s)

Your Answer:

aerophytes aerophytes
endophytes endophytes
phytoplankton phytoplankton
sessile sessile

Rule of thumb means ?

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Your Answer:

Mark of thumb on a legal paper Mark of thumb on a legal paper
a rough estimate a rough estimate
an easy choice an easy choice
an unknown rule an unknown rule

When a circuit with very low resistance is formed, there can be occurred a:

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Your Answer:

potential difference potential difference
short circuit short circuit
flow of light flow of light
flow of heat flow of heat

Besides activating the egg another role of a sperm is to carry to egg

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Your Answer:

A) RNA A) RNA
B) mitochondria B) mitochondria
C) DNA C) DNA
D) ribosomes. D) ribosomes.

Organs in bryophytes are antheridia archegonia__________?

1 Mark(s)

Your Answer:

2 2
3 3
5 5
6 6

K2 (Cu(CN)4) which one is correct___________________?

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Your Answer:

Potassium tetra cyano cupperate Potassium tetra cyano cupperate
Co-ordination number is 2 Co-ordination number is 2
Ligand is positively charged Ligand is positively charged
Central atom is present in avionic sphere

The molecular formula of fructose is:

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Your Answer:

C12H22O11 C12H22O11
C18H32O16 C18H32O16
C6H12O6 C6H12O6
C7H14O7 C7H14O7

Coefficient of viscosity of honey is greater than______________?

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Your Answer:

Milk Milk
Water Water
Charcoal Charcoal
Water Water

Charles Darwin observation about_________?

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Your Answer:

natural selection natural selection
direct selection direct selection
communication skills communication skills
interaction interaction

Some algae attach to ship it is called__________?

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Your Answer:

fouling of ship fouling of ship
brown algae brown algae
myxohyceae myxohyceae
green algae green algae

The activity of 1 gram of radium is:

1 Mark(s)

Your Answer:

3.73 × 104 MBq 3.73 × 104 MBq
4.58 × 104 MBq 4.58 × 104 MBq
1.69 × 104 MBq 1.69 × 104 MBq
2.56 × 104 MBq 2.56 × 104 MBq

Zygote germinate to form__________?

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Your Answer:

paraphyses paraphyses
polyphyses polyphyses
sporophyte sporophyte
spores spores

Excretion is performed mainly by two small ___________?

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Your Answer:

Lungs Lungs
Kidneys Kidneys
Livers Livers
All of these All of these

Ganglia part of___________?

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Your Answer:

peripheral nerve system peripheral nerve system
respiratory system respiratory system
circulatory system circulatory system
complicated complicated

Fermenter allow the production of material in:

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Your Answer:

small amount small amount
fixed amount fixed amount
bulk amount bulk amount
variable amount variable amount

Harmful material into environment is_________?

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Your Answer:

climate change climate change
polution polution
invasion foreign species invasion foreign species
waste accumulation waste accumulation

When aqueous solution of NaCl is electrolysed?

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Your Answer:

Cl2 is evolved at the cathode Cl2 is evolved at the cathode
H2 is evolved at cathode H2 is evolved at cathode
Na is deposited at the cathode Na is deposited at the cathode
Na appears at the nodes Answer Na appears at the nodes Answer

The deterioration of a metal by an electrochemical process is commonly termed as:?

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Your Answer:

Abrasion Abrasion
Corrosion Corrosion
Erosion Erosion
Passivation Answer Passivation Answer

Bacillus thurigiensis is _________?

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Your Answer:

gram positive bacteria gram positive bacteria
gram negative bacteria gram negative bacteria
parasite parasite
complex complex

Stomach of sea stars consists of _________regions?

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Your Answer:

2 2
3 3
4 4
5 5

Waves emitted from the antenna are__________________?

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Your Answer:

Sound waves Sound waves
Electromagnetic waves Electromagnetic waves
Radio waves Radio waves
Modulated waves Modulated waves

Transition temperature for tin grey & tin white is : _____________?

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Your Answer:

128.15°C 128.15°C
18°C 18°C
246.12°C 246.12°C
96°C 96°C

Oxy-acetylene torches can produce temperature as high as:

1 Mark(s)

Your Answer:

30 degrees 30 degrees
300 degrees 300 degrees
3000 degrees 3000 degrees
30000 degrees 30000 degrees

The slope of a Position-Time ($x-t$) graph gives:

1 Mark(s)

Your Answer:

Velocity Velocity
Acceleration Acceleration
Force Force
Momentum Momentum

Hypoxemia definition:

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Your Answer:

High oxygen High oxygen
Low O2 in blood Low O2 in blood
Hypercapnia Hypercapnia
CO2 high CO2 high

Which of the following is a poisonous gas?

1 Mark(s)

Your Answer:

carbon dioxide carbon dioxide
carbon monoxide carbon monoxide
nitrogen nitrogen
nitrogen dioxide nitrogen dioxide

She said to her friend, "I know where is everyone"

1 Mark(s)

Your Answer:

She told that she knew where was everyone.
She told her friend that she knew where was everyone.
She told her friend that she knew where is everyone.
She told her friend that she knows where was everyone.

The magnitude of the resultant of two vectors of magnitude 3 and 4 acting at $90^\circ$ is:

1 Mark(s)

Your Answer:

7 7
5 5
1 1
12 12

A juggler maintains 4 balls in motion, making each of them rise to a height of 20m. What is the time interval between consecutive throws? ($g=10$)

1 Mark(s)

Your Answer:

$2 s$ $2 s$
$1 s$ $1 s$
$0.5 s$ $0.5 s$
$4 s$ $4 s$

The multinucleate structure that lack cross wall are called__________?

1 Mark(s)

Your Answer:

coenocytes coenocytes
pinacocytes pinacocytes
cell membrane cell membrane
chitin chitin

Chromosomes structure change due to___________?

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Your Answer:

environmental changes environmental changes
ionizing radition ionizing radition
chemicals chemicals
all all

Primary xylem have forms __________?

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Your Answer:

One One
Two Two
Three Three
Four Four

When unpolarized light is passed through a polarizer, the intensity becomes:

1 Mark(s)

Your Answer:

$I_0$ $I_0$
$I_0/2$ $I_0/2$
$I_0/4$ $I_0/4$
Zero Zero

When carpospore separated from the filament and secretes cell wall __________?

1 Mark(s)

Your Answer:

carposporophyte carposporophyte
chantransia stage chantransia stage
haplobiontic haplobiontic
axonemes axonemes

Which of the following cannot give iodometric titrations

1 Mark(s)

Your Answer:

A) Fe 3+ A) Fe 3+
B) Cu 2+ B) Cu 2+
C) Pb 2+ C) Pb 2+
D) Ag + D) Ag +

Development of new individual from female gamete without fertilisation is termed as

1 Mark(s)

Your Answer:

A) syngamy A) syngamy
B) embryogenesis B) embryogenesis
C) oogamy C) oogamy
D) parthenogenesis. D) parthenogenesis.

Kilo, mega, giga, milli are the example of:

1 Mark(s)

Your Answer:

base units base units
derived units derived units
prefixes prefixes
square units square units

The quantity of matter inside body is:

1 Mark(s)

Your Answer:

inertia inertia
weight weight
mass mass
density density

Jack doesn’t like ice-cream but Jill _____?

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Your Answer:

has has
is is
does does
have have

The cells that function in pulling different parts of the body together are:

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Your Answer:

platelets platelets
red blood cells red blood cells
lengthy nerve cells lengthy nerve cells
long muscle cells long muscle cells

Cohesion-tension theory explains:

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Your Answer:

Phloem transport Phloem transport
Xylem water transport Xylem water transport
Root pressure Root pressure
Active transport Active transport

The concept of ecological pyramids is first proposed by:

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Your Answer:

Charles Darwin Charles Darwin
Nikola tesla Nikola tesla
Marie curie Marie curie
Charles Elton Charles Elton

The types of spherical mirrors are:

1 Mark(s)

Your Answer:

2 2
3 3
4 4
5 5

A rigid, magnetically sensitive disk that spins rapidly and continuously inside the computer housing is termed as:

1 Mark(s)

Your Answer:

audio cassette audio cassette
floppy disk floppy disk
hard disk hard disk
compact disc compact disc

A stone is dropped from the top of a building which is 180 meters high. If the stone hits the ground after 6 seconds, its final velocity will be:

1 Mark(s)

Your Answer:

40 ms−1 40 ms−1
50 ms−1 50 ms−1
60 ms−1 60 ms−1
110 ms−1 110 ms−1

The effective way to increase the sensitivity of a moving coil galvanometer is to___________________?

1 Mark(s)

Your Answer:

use a very long and fine suspension use a very long and fine suspension
use a coil of very large area use a coil of very large area
use a coil with very large number of turns
use a very strong magnetic field use a very strong magnetic field

Choose analogous pair: Coin : Mint

1 Mark(s)

Your Answer:

Grain : Field Grain : Field
Hay : Stable Hay : Stable
Wine : Brewery Wine : Brewery
Book : Publisher Book : Publisher

(1/focal length in meters) is equal to:

1 Mark(s)

Your Answer:

diameter of a lens diameter of a lens
weakness of a lens weakness of a lens
power of a lens power of a lens
quality of lens quality of lens

The mass of earth is:

1 Mark(s)

Your Answer:

5 * 1024 kg 5 * 1024 kg
6 * 1024 6 * 1024
7 * 1024 7 * 1024
8 * 1024 8 * 1024

Evaluating Your Answers

MDCAT Mock Test 19 : Question 1 of 67