CSS Everyday Science Mock Test 2

Any disease or infection that is naturally transmissible from vertebrate animals to humans is called?

1 Mark(s)

Your Answer:

Zonoses Zonoses
Zoonoses Zoonoses
Ananoses Ananoses
Chordnoses Chordnoses

The area under a Force-Time ($F-t$) graph gives:

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Your Answer:

Work Work
Power Power
Impulse Impulse
Acceleration Acceleration

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

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Your Answer:

Velocity Velocity
Acceleration Acceleration
Force Force
Momentum Momentum

Heat of sun reaches the earth by ___________?

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Your Answer:

Convection Convection
radiation radiation
Conduction Conduction
None of these None of these

Polymerization of ethylene gives:

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Your Answer:

PVC PVC
Teflon Teflon
Polythene Polythene
Bakelite Bakelite

Sound waves cannot be polarized because they are:

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Your Answer:

Longitudinal Longitudinal
Transverse Transverse
Mechanical Mechanical
Electromagnetic Electromagnetic

Which of the following shape Intercalary cell ___________?

1 Mark(s)

Your Answer:

Broadly rounded Broadly rounded
Cylindrical Cylindrical
Spherical Spherical
Flat Flat

Calculate the area of a sheet of length 2.1 m and width 1.2 m to correct significant figures.

1 Mark(s)

Your Answer:

2.52 $m^2$ 2.52 $m^2$
2.5 $m^2$ 2.5 $m^2$
2.6 $m^2$ 2.6 $m^2$
3 $m^2$ 3 $m^2$

Isobars do not differ in the number of:

1 Mark(s)

Your Answer:

A) electrons A) electrons
B) neutrons B) neutrons
C) protons C) protons
D) nucleus D) nucleus

The average speed of a moving object during a given interval of time is always:

1 Mark(s)

Your Answer:

the magnitude of its average velocity over the interval
the distance covered during the time interval divided by the time interval
one-half its speed at the end of the interval
its acceleration multiplied by the time interval
one-half its acceleration multiplied by the time interval

Ratio of wildtype and vestigial wings fly generation F1 and F2_________?

1 Mark(s)

Your Answer:

3;7 3;7
3;1 3;1
3;2 3;2
3;3 3;3

Which alcohol will undergo elimination reaction to give alkene in the presence of acidic potassium dichromate ?

1 Mark(s)

Your Answer:

Primary alcohol Primary alcohol
Secondary alcohol Secondary alcohol
Tertiary alcohol Tertiary alcohol
All of above All of above

HIV affect on_________?

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Your Answer:

T Lymphocyte T Lymphocyte
T Bacteria T Bacteria
blood blood
fluid fluid

The Earth attracts a body with a force equal to its:

1 Mark(s)

Your Answer:

weight weight
area area
volume volume
pollution pollution

Identify sclerenchyma on the basis of description below:

1 Mark(s)

Your Answer:

A) Cells posses primary cell wall made up of cellulose, empty lumen, and wide intercellular spaces.
B) Cells with lignified secondary cell wall, narrow lumens, and without intercellular spaces.
C) The cells of this are living, elongated, and irregularly thickened at the corners.
D) The tissue is made of more than one type of cells.

An alloy is the homogeneous mixture of ______?

1 Mark(s)

Your Answer:

Two solids Two solids
Two liquids Two liquids
Two gases Two gases
Solid and liquid Solid and liquid

Aldehydes other than formaldehyde react with Grignard’s reagent to give addition products which on hydrolysis give

1 Mark(s)

Your Answer:

A) tertiary alcohols A) tertiary alcohols
B) secondary alcohols B) secondary alcohols
C) primary alcohols C) primary alcohols
D) carboxylic acids D) carboxylic acids

Porella division is following __________?

1 Mark(s)

Your Answer:

Bryophyta Bryophyta
Hepaticopsida Hepaticopsida
Jungermenales Jungermenales
Porellaceae Porellaceae

A graduated glass cylinder marked in milliliters is called a:

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Your Answer:

screw gauge screw gauge
Vernier calipers Vernier calipers
measuring cylinder measuring cylinder
centimeter scale centimeter scale

What is the state of Trichloromethane at room temperature?

1 Mark(s)

Your Answer:

solid solid
liquid liquid
gas gas
plasma plasma

Which of the following is used as a substitute for CFCs?

1 Mark(s)

Your Answer:

Solar panels Solar panels
Kerosene Kerosene
HFCs HFCs
None of these None of these

A cyclist cycling around a circular racing track skids because_____________?

1 Mark(s)

Your Answer:

the centripetal force upon him is less than limiting friction
the centripetal force upon him is greater than limiting friction
the centripetal force upon him is equal to the limiting friction
the friction between the tyres of the cycle and road vanishes

A convex lens acts as a diverging lens if the_________________?

1 Mark(s)

Your Answer:

object is beyond C object is beyond C
if the object is with in C if the object is with in C
if the object is within f if the object is within f
both B and C both B and C

In plants ………………………………. tissues conduct food and water from one part of the plant to other parts

1 Mark(s)

Your Answer:

A) Transport A) Transport
B) Circulatory B) Circulatory
C) Vascular C) Vascular
D) None of them. D) None of them.

Paheli’s mother made a concentrated sugar syrup by dissolving sugar in hot water. On cooling, crystals of sugar got separated. This indicates a:

1 Mark(s)

Your Answer:

A) physical change that can be reversed A) physical change that can be reversed
B) chemical change that can be reversed B) chemical change that can be reversed
C) physical change that cannot be reversed
D) chemical change that cannot be reversed

Antiperiplanar bonds in Newman projection:

1 Mark(s)

Your Answer:

0° apart 0° apart
180° apart 180° apart
90° apart 90° apart
120° apart 120° apart

Sounds travel faster through solids than _______?

1 Mark(s)

Your Answer:

Liquid Liquid
Gases Gases
Solids Solids
Both A and B Both A and B

The ratio of specific heats $C_P / C_V$ for a monoatomic gas is:

1 Mark(s)

Your Answer:

$1.67$ $1.67$
$1.4$ $1.4$
$1.33$ $1.33$
$1$ $1$

Measurement of the degree of polarity is___________________?

1 Mark(s)

Your Answer:

Electron affinity Electron affinity
Ionic character Ionic character
Ionization energy Ionization energy
Dipole moment Dipole moment

In a new system of units, the unit of mass is $\alpha$ kg, unit of length is $\beta$ m, and unit of time is $\gamma$ s. The value of 1 Joule in this new system is:

1 Mark(s)

Your Answer:

$\alpha^{-1} \beta^{-2} \gamma^2$ $\alpha^{-1} \beta^{-2} \gamma^2$
$\alpha \beta^2 \gamma^{-2}$ $\alpha \beta^2 \gamma^{-2}$
$\alpha^{-1} \beta^{-1} \gamma^2$ $\alpha^{-1} \beta^{-1} \gamma^2$
$\alpha^{-2} \beta^{-1} \gamma$ $\alpha^{-2} \beta^{-1} \gamma$

Upto which element, the Law of Octaves was found to be applicable.

1 Mark(s)

Your Answer:

A) Oxygen A) Oxygen
B) Calcium B) Calcium
C) Cobalt C) Cobalt
D) Potassium D) Potassium

The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?

1 Mark(s)

Your Answer:

esterification esterification
neutralization neutralization
hydrolysis hydrolysis
saponification saponification

Evaluating Your Answers

CSS Everyday Science Mock Test 2 : Question 1 of 32