Which one of the following is not fixed in case of liquid?
A)
Volume
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B)
Mass
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C)
Shape
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D)
surface tension
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E)
None of these
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The apparatus set up shown below in the figure is used for which one of the following purpose?
A)
Evaporation
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B)
Condensation
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C)
Filtration
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D)
Sublimation
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E)
None of these
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The state of matter which consists of gases is called:
A)
Solid
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B)
Liquid
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C)
Blood
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D)
Plasma
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E)
None of these
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Helium gas is a matter because:
A)
It has mass and occupies volume
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B)
It has no definite volume
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C)
It can be compressed easily
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D)
It has a mass
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E)
None of these
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To form water, Hydrogen and oxygen combine in the ratio of 1:8 by mass. Find the mass of oxygen required to react completely with 3 g of hydrogen.
A)
4 g
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B)
8 g
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C)
16 g
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D)
24 g
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E)
. None of these
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The percentage of oxygen in water is:
A)
88.9%
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B)
11.1%
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C)
91.2%
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D)
8.8%
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E)
None of these
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What is the molecular formula of the compound which empirical fromula is \[C{{H}_{2}}O\]and molecular mass is 180 amu?
A)
\[C{{H}_{2}}{{O}_{2}}\]
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B)
\[{{C}_{6}}{{H}_{12}}{{O}_{16}}\]
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C)
\[{{C}_{4}}{{H}_{12}}{{O}_{6}}\]
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D)
\[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]
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E)
None of these
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Write the name of the compound given by the formula\[{{(N{{H}_{4}})}_{2}}S{{O}_{4}}\].
A)
Ammonium sulphate
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B)
Ammonium sulphite
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C)
Ammonium sulphide
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D)
Ammonium sulphurous
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E)
None of these
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Which one of the following is a heterogeneous mixture?
A)
Steel
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B)
Brass
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C)
Smoke
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D)
Air
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E)
None of these
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Who give the first definition of elements?
A)
Robert Boyle
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B)
Robert Charles
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C)
Mendleev
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D)
Bohr
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E)
None of these
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A wooden log weight 25 kg. If the entire log is made up of electrons, then find the number of electrons in the wooden log.
A)
\[3.3\times {{10}^{31}}\]
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B)
\[4.2\times {{10}^{31}}\]
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C)
\[2.1\times {{10}^{31}}\]
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D)
\[1.2\times {{10}^{31}}\]
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E)
None of these
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The setup shown below is of Rutherford alpha particle scattering experiment. In the figure it is seen that some particle reflects back after striking the gold foil. What is the reason for this?
A)
There is large empty space in the atom
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B)
Nucleus is positively charged
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C)
Nucleus is very dense
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D)
Electrons revolve around the nucleus
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E)
None of these
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Which one of the following is an isobar?
A)
\[{}^{12}{{C}_{6}}\,\,and\,\,{}^{14}{{C}_{6}}\]
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B)
\[{}^{235}{{U}_{92}}\,\,and\,\,{}^{236}{{U}_{92}}\]
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C)
\[^{1}{{H}_{1}},{{\,}^{2}}{{H}_{1}}\,\,and\,\,{}^{3}{{H}_{1}}\]
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D)
\[{}^{40}A{{r}_{18}},\,\,and\,\,{}^{40}C{{a}_{20}}\]
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E)
None of these
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The number of neutron in an atom having atomic number 11 and mass number 23 is:
A)
11
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B)
10
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C)
13
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D)
12
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E)
None of these
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A 2 kg object is moving horizontally with a speed of\[4\text{ }m/s\]. How much net force is required to keep the object moving at this speed and in this direction?
A)
8 N
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B)
0 N
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C)
20 N
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D)
7 N
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E)
. None of these
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Small droplets of waterfall down when you shake a wet piece of cloth due to _________.
A)
Inertia of rest of droplets
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B)
Inertia of motion of droplets
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C)
Inertia of direction of droplets
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D)
None of these
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E)
All of these
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Why it is advised to tie the luggage with a rope on the roof of bus?
A)
Luggage might fall in forward direction
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B)
Luggage might fall in backward direction
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C)
To prevent fall (in both the directions) of the luggage from the roof of the bus.
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D)
All of these
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E)
None of these
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Which of the quantity distance, speed, velocity or acceleration decides the direction of motion of the body?
A)
Speed
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B)
Velocity
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C)
Acceleration
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D)
Distance
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E)
None of these
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Figure shows distance - time graphs of two objects A and B. Which object is moving with a greater speed when both are moving?
A)
A is faster than B
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B)
B is faster than A
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C)
Both A and B have same speed
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D)
All of these
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E)
None of these
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What happens during the motion of the wave through a medium?
A)
Particles of the medium moves from one place to another
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B)
Energy is transferred in a periodic manner
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C)
Energy is transferred from one particle to another at a constant speed
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D)
All the statements are correct
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E)
None of these
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Which one of the following is common both in sound and light waves?
A)
Have similar wavelength
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B)
Obey the laws of reflection
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C)
Travel as longitudinal waves
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D)
Travel through vacuum
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E)
None of these
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Which of the following is not a characteristic of a musical sound?
A)
Pitch
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B)
Wavelength
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C)
Quality
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D)
Loudness
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E)
None of these
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Bats detect the obstacles in their path by receiving the reflected _______.
A)
X - rays
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B)
Ultrasonic waves
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C)
Electromagnetic waves
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D)
Infrasonic waves
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E)
None of these
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A small child pushes a desk using a force of 10 N. Find the work done by this force if the desk is displaced through a distance of 6 metres.
A)
40 joule
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B)
50 joule
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C)
60 joule
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D)
80 joule
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E)
None of these-
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An object of mass 2 kg is raised to a height of 0.102 metres. Find the energy required to raise the object to the height.
A)
2.5892 joule
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B)
1.9992 joule
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C)
1.7175 joule
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D)
1.5065 joule
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E)
None of these
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A body of mass 3 kg is dropped from the height of 15 m. Find the kinetic energy of the body when it is at a height of 10 m, above the ground.
A)
25 joule
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B)
259 joule
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C)
294 joule
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D)
32 joule
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E)
None of these
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One kilowatt hour is equal to:
A)
\[36\times {{10}^{6}}\,J\]
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B)
\[136\times {{10}^{6}}\text{ }J\]
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C)
\[3.6\times {{10}^{6}}\,J\]
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D)
\[1.36\times {{10}^{6}}\,J\]
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E)
None of these
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The value of G on the surface of Jupiter is:
A)
\[6.67\times {{10}^{-11}}\,N{{m}^{2}}/k{{g}^{2}}\]
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B)
\[6.67\times {{10}^{-10}}\,N{{m}^{2}}/k{{g}^{2}}\]
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C)
\[6.67\times {{10}^{-12}}\,N{{m}^{2}}/k{{g}^{2}}\]
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D)
\[6.67\times {{10}^{-13}}\,N{{m}^{2}}\]
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E)
. None of these
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The acceleration due to gravity on earth depends on which one of the following factors:
A)
Mass of object
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B)
Mass of earth
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C)
Size of object
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D)
Density of object
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E)
None of these
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A water tank whose dimension is\[6\,\,m\times 2\,\,m\times 2\,\,m\]Find the force acting at the bottom of the tank if it is filled with water.
A)
\[20.02\times {{10}^{4}}\,N\]
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B)
\[23.52\times {{10}^{4}}\,N\]
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C)
\[22.22\times {{10}^{4}}\,N\]
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D)
\[24.02\times {{10}^{4}}\,N\]
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E)
None of these
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What is the name of excretory organ in Platyhelminthes?
A)
Nephridia
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B)
Malphagian Tubes
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C)
Flame Cells
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D)
Acoelomates
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E)
None of these
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The common name for ascaris is:
A)
Tapeworm
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B)
Fluke worm
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C)
Round worm
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D)
Anthozoa
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E)
None of these
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Match the column A with column B correctly:
S. No. Column A Column B 1. Flagella A. Amoeba 2. Pseudopodia B. Paramecium 3. Cillia C. Nereis 4. Tentacle D. Euglena
A)
1 - D, 2 - A, 3 - B, 4 - C
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B)
1 - C, 2 - A, 3 - D, 4 - C
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C)
1 - D, 2 - C, 3 - B, 4 - A
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D)
1 - B, 2 - A, 3 - D, 4 - C
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E)
None of these
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Identify the figure given below:
A)
Antedon
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B)
Holothuria
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C)
Chiton
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D)
Echinus
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E)
None of these
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Which one of the following is prokaryotic?
A)
Blue green algae
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B)
Fly
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C)
Plasmodium
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D)
Fungus
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E)
None of these
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Which organism adopts the phagocytosis mode of feeding?
A)
Amoeba
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B)
Fly
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C)
Plasmodium
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D)
Fungus
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E)
None of these
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Gundhi bug is a pest of which one of the following crops?
A)
Wheat
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B)
Rice
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C)
Pulse
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D)
Sugarcane
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E)
None of these
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Vigorous vegetative growth is caused by:
A)
Potash manure
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B)
Phosphate manure
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C)
Compost
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D)
Nitrogenous manure
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E)
None of these
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The species of certain plants and animals which are occurring within certain region or area is called:
A)
Zooplankton
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Biota
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C)
Phytoplankton
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D)
Kingdom
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E)
None of these
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An organism capable of synthesizing organic nutrients from inorganic substance is called:
A)
Heterotrophs
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B)
Consumers
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C)
Autotrophs
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D)
Decomposers
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E)
None of these
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