Which one of the following will cause myopia?
A)
When the eyeball becomes elongated.
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B)
When the eyeball becomes smaller.
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C)
When pupil becomes smaller.
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D)
When pupil becomes larger.
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E)
None of these
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Number(s) of alveoli in our lungs is:
A)
Two
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B)
Four
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C)
Eighteen
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D)
More than one million
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E)
None of these
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In which of the following groups an element is placed in the modern periodic table having one valence electron?
A)
Group 1
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B)
Group 2
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C)
Group 13
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D)
Group 17
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E)
None of these
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A converging mirror forms a real image of height 4 cm of an object of height 1 cm placed at the distance of 20 cm in front of the mirror. Calculate the image distance.
A)
\[-\,\,20\,cm\]
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B)
\[+\,\,20\,cm\]
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C)
\[-\,\,30\,cm\]
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D)
\[+\,\,12\,cm\]
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E)
None of these
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Which one of the following statements is incorrect?
A)
Soaps are obtained from vegetable oils and animal fats.
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B)
Synthetic detergents are obtained from coal tar and petroleum.
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C)
Soaps are biodegradable.
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D)
Synthetic detergents are biodegradable.
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E)
None of these
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How will resistance of a wire change if its diameter is doubled and its length remains the same?
A)
Becomes four times of initial value
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B)
Becomes half of initial value
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C)
Becomes one-fourth of initial value
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D)
becomes double of initial value
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E)
None of these
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How can we connect three resistances of\[2\,\,\Omega \],\[3\,\,\Omega \] in a circuit to get an equivalent resistance of\[4\,\,\Omega \]?
A)
All the three resistances in parallel.
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B)
All the three resistances in series.
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C)
\[3\,\,\Omega \] Resistance in series with parallel combination \[2\,\,\Omega \] and \[6\,\,\Omega \] resistances.
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D)
\[2\,\,\Omega \] Resistance in series with parallel combination \[3\,\,\Omega \] and \[6\,\,\Omega \] resistances.
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E)
None of these
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Which one of the following is not a property of magnetic field lines due to current in a circular wire?
A)
The magnetic field lines are nearly circular near the wire.
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B)
Near the centre of the loop, the magnetic field lines are nearly parallel and straight.
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C)
If the number of turns in the coil increases, the strength of the magnetic field produced will increase.
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D)
Strength of the magnetic field will decrease if radius of the circular coil is decreased.
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E)
None of these
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Which one of the following part of a nephron filters the blood when blood passes through it?
A)
Bowman's capsule
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B)
Tubule
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C)
Glomerulus
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D)
Ureter
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E)
None of these
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Which one of the following statements is correct about geothermal energy?
A)
Geothermal energy is directly derived from the Sun.
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B)
It is a non-renewable source of energy.
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C)
It is a clean and renewable source of energy.
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D)
Geothermal energy cannot be used to produce electricity.
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E)
None of these
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The root of a plant is:
A)
Positively geotropic
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B)
Positively phototropic
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C)
Negatively geotropic
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D)
Positively thigmotropic
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E)
None of these
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In which of the following cases a decomposition reaction will take place?
A)
When iron is heated with sulphur
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B)
When ammonia reacts with hydrogen chloride
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C)
When calcium oxide reacts with water
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D)
When calcium carbonate is heated
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E)
None of these
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Which among the following bases is not soluble in water?
A)
\[NaOH\]
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B)
\[KOH\]
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C)
\[Ca{{(OH)}_{2}}\]
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D)
\[N{{H}_{4}}OH\]
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E)
None of these
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Which of the following plants cannot propagate through vegetative propagation?
A)
Rose
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B)
Bryophyllum
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C)
Sugarcane
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D)
Banana
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E)
None of these
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In which of the following molecules ionic bond is present?
A)
\[C{{H}_{4}}\]
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B)
\[C{{l}_{2}}\]
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C)
\[{{O}_{2}}\]
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D)
\[MgO\]
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E)
None of these
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Which of the following provides evidence of evolution?
A)
Homologous organs
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B)
Analogous organs
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C)
Fossils
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D)
All of these
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E)
None of these
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Find the incorrect match.
A)
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B)
done
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C)
done
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D)
done
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E)
None of these
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One coulomb charge is equivalent to the charge contained in nearly:
A)
\[6\times {{10}^{22}}\] Electrons
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B)
\[1.6\times {{10}^{18}}\] electrons
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C)
\[3.6\times {{10}^{17}}\]Electrons
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D)
\[6.2\times {{10}^{18}}\]electrons
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E)
None of these
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Which of the following statements is correct about variations?
A)
Variations always bring survival advantage.
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B)
Variations always cause changes that make survival difficult.
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C)
Variation may or may not bring survival advantages.
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D)
All of these
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E)
None of these
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Calculate the focal length of a convex lens which produces a virtual image at a distance of 50 cm of an object placed at 20 cm in front of it.
A)
\[+\,13.3\,cm\]
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B)
\[+\,33.3\,cm\]
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C)
\[+\,26.6\,cm\]
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D)
\[-\,\,25.5\,cm\]
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E)
None of these
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Which among the following organism derives its food by parasitic nutrition?
A)
Plasmodium
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B)
Lice
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C)
Tapeworm
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D)
All of these
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E)
None of these
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A virtual and enlarged image is formed when an object is placed at:
A)
Centre of curvature in front of a concave mirror.
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B)
Between pole and focus in front of a concave mirror.
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C)
Centre of curvature in front of a convex mirror.
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D)
Between pole and focus in front of a convex mirror.
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E)
None of these
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Electric supply of a house is through 15-A fuse. When a 2000-W heater is used in this house, how many 100-W bulbs can be used simultaneously? (The supply is at 220 V and the heater and the bulbs are rated for 220 V.)
A)
7
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B)
9
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C)
11
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D)
13
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E)
None of these
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Which one of the following chemical equations is balanced?
A)
\[BaC{{l}_{2}}+A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\to BaS{{O}_{4}}+AlC{{l}_{3}}\]
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B)
\[3BaC{{l}_{2}}+A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\to 3BaS{{O}_{4}}+2AlC{{l}_{3}}\]
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C)
\[3BaC{{l}_{2}}+A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\to 3BaS{{O}_{4}}+AlC{{l}_{3}}\]
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D)
\[3BaC{{l}_{2}}+A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\to BaS{{O}_{4}}+2AlC{{l}_{3}}\]
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E)
None of these
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Our peripheral nervous system includes:
A)
12 pairs of cranial nerves arising from the brain and 31 pairs of spinal nerves arising from the spinal cord.
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B)
12 pairs of cranial nerves arising from the brain and 12 pairs of spinal nerves arising from the spinal cord.
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C)
31 pairs of cranial nerves arising from the brain and 31 pairs of spinal nerves arising from the spinal cord.
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D)
6 pairs of cranial nerves arising from the brain and 6 pairs of spinal nerves arising from the spinal cord.
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E)
None of these
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The picture given below is of human male reproductive system. Which letter represents seminal vesicle in the given figure?
A)
L
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B)
M
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C)
N
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D)
O
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E)
None of these
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Which of the following statements is correct about sodium hydrogen carbonate?
A)
Sodium hydrogen carbonate is a mild, non- corrosive base.
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B)
When solid sodium hydrogen carbonate is heated, it decomposes to give sodium carbonate, carbon dioxide and water.
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C)
Sodium hydrogen carbonate is used as an antacid in medicine to remove acidity of the stomach.
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D)
All of these
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E)
None of these
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Which one of the following metals is used as a reducing agent in metallurgical process?
A)
Fe
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B)
Mg
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C)
Al
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D)
All of these
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E)
None of these
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Which factor was taken into consideration in the Mendeleev's classification of elements?
A)
Increasing atomic masses
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B)
Increasing atomic numbers
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C)
Grouping together of elements having similar properties.
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D)
Both A and C
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E)
None of these
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What will happen if population of deer decreases in the food chain given below?
A)
The population of tiger increases
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B)
The population of grass decreases
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C)
Tiger will start eating grass
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D)
The population of tiger decreases and population of grass increases
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E)
None of these
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My face is towards West. By turning according to which sequence my face will remain in the same direction?
A)
Left, Left, Left, Right, Left, Left, Right, Right
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B)
Left, Left, Right, Right, Left, Right, Left, Right
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C)
Right, Left, Right, Left, Left, Right, Right, Right
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D)
Right, Left, Left, Right, Left, Left, Right, Left
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E)
None of these
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Find the missing number in place of the question mark (?).
A)
9
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B)
10
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C)
18
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D)
16
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E)
None of these
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Find the next term in the series: ABF, EGI, ILL, MQO, ?
A)
VRQ
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B)
RVQ
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C)
QRV
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D)
QVR
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E)
None of these
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Direction for questions 34 and 35: There are six persons in a family A B C D E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers three brother and a mother in the family.
How C is related to E?
A)
Sister
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B)
Brother
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C)
Father
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D)
Daughter
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E)
None of these
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Direction for questions: There are six persons in a family A B C D E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers three brother and a mother in the family.
Which one of the following is a group of brothers?
A)
ABF
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B)
ABD
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C)
BFC
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D)
BDF
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E)
None of these
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If '+' means 'minus', \['\times '\]means 'divided by', \['\div '\] means 'plus' and \['-'\]means 'multiplied by', then which of the following will be the value of the expression \[252\times 9-5+32\div 92?\]
A)
95
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B)
168
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C)
192
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D)
200
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E)
None of these
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A, B, C, P, Q and R are the members of a family of 6. R, the father of B, is elder than P. A is younger than only three members of the family. Q, wife of B is elder than C, who is not the youngest. P is second eldest. Who is third eldest among them?
A)
R
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B)
Q
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C)
B
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D)
C
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E)
None of these
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In the arrangement given below, which letter is ninth to the right of the letter which is exactly the middle letter between F and D? F J M P O W R N B E Y C K A V L D G X U H Q I S Z T
A)
D
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B)
G
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C)
H?
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D)
U
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E)
None of these
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Which is the number that should come next in the following series? 3, 7, 23, 59, _______.
A)
123
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B)
112
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C)
96
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D)
75
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E)
None of these
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Find the missing number in place of the question mark (?).
A)
9
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B)
10
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C)
24
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D)
90
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E)
None of these
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Which combination of statements is correct? i. Our heart is enclosed in a tough flexible membrane called pericardium. ii. A fluid is found between pericardium and heart which reduces the friction produced during heartbeat. iii. Our heart is divided into chambers in order to prevent mixing of oxygenated blood with deoxygenated blood. iv. Amphibians heart is not divided into chambers. v. Fish has two chambered heart.
A)
ii, iii, iv and v
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B)
i,ii,iv and v
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C)
i, iv and v
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D)
i, ii, iii and v
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E)
None of these
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Match the following.
Column A Column B I. Straight chain hydrocarbon A. Benzene II Branched chain hydrocarbon B. Propyne III. Ring chain hydrocarbon C. 2-methylbutane IV. Hydrocarbon having double bond D. Butane V. Hydrocarbon having triple bond E. Ethene
A)
I \[\to \]B, II \[\to \] C, III \[\to \] A, IV \[\to \] E, V \[\to \] D
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B)
I \[\to \] D, II \[\to \] C, III \[\to \] A, IV \[\to \] E, V \[\to \] B
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C)
I \[\to \] D, II \[\to \] A, III \[\to \] C, IV \[\to \] E, V \[\to \] B
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D)
I \[\to \] E, II \[\to \] C, III \[\to \] A, IV \[\to \] D, V \[\to \] B
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E)
None of these
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Which combination of statements is correct about ethanoic acid? i. It reacts with sodium hydroxide to form sodium ethanoate and water. ii. It boils at \[81{}^\circ C\]. iii. It solidifies on cooling to an ice-tike crystalline solid. iv. It reacts with sodium metal to form sodium ethanoate and water. v. It is soluble in water, alcohol and ether.
A)
i, ii and iii
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B)
ii, iii and iv
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C)
ii, iv and v
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D)
i, iii and v
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E)
None of these
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Choose the correct option for the figure given below.
A)
L-pituitary gland, M- pons, N-cerebellum, O-medula oblongata, P-cerebrum, Q-corpus collasum
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B)
L-cerebrum, M-corpus collasum, N-pons, O-medula oblongata, P-cerebellum, Q-pituitary gland
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C)
L-cerebrum, M-corpus collasum, N-cerebellum, O-medula oblongata, P-pituitary gland, Q-pons
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D)
L-cerebrum, M-corpus collasum, N cerebellum, O-medula oblongata, P-pons, Q-pituitary gland
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E)
None of these
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If a conductor of \[4\,\,\Omega \] is connected in series with another conductor of \[8\,\,\Omega \] and a potential difference of 6 V is applied across the combination, the total resistance of the circuit is X, the current passing through the circuit is Y and potential difference across the conductor of \[8\,\,\Omega \] is Z, find the value of X, Y and Z.
A)
\[X-12\,\,\Omega ,\,\,Y-0.5\,A,\,\,Z-4\,\,V\]
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B)
\[X-12\,\,\Omega ,\,\,Y-1\,A,\,\,Z-4\,\,V\]
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C)
\[X-12\,\,\Omega ,\,\,Y-0.5\,A,\,\,Z-6\,\,V\]
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D)
\[X-2.6\,\,\Omega ,\,\,Y-0.5\,A,\,\,Z-4\,\,V\]
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E)
None of these
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Fill in the blanks with correct combination of terms. The oxidation of \[\underline{\,\,L\,\,}\]to\[\underline{\,\,M\,\,}\] is called\[\underline{\,\,N\,\,}\]. This process occurs in \[\underline{\,\,O\,\,}\] of a cell and \[\underline{\,\,P\,\,}\] oxygen.
A)
L-glucose, M-pyruvate, N-glycolysis, O- mitochondria, P- requires
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B)
L-pyruvate, M-glucose, N-glycolysis, O-cytoplasm, P-requires
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C)
L-glucose, M-pyruvate, N-glycolysis, O-cytoplasm, P-does not require
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D)
L-starch, M-pyruvate, N-glycolysis, O- mitochondria, P-does not require
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E)
None of these
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Which combination of statements is correct? i. It is not possible to have a particle with charge\[2.0\times {{10}^{-6}}C\]. ii. An electron released from rest at a point A moves towards a nearby point B. It means potential at point A is higher than the potential at B. iii. If two equal resistances are connected in parallel, the equivalent resistance is halved. iv. The amount of current flows in a circuit depends only on the resistance of the conducting wires. v. In series connection of resistors, the same current flows through each resistor.
A)
i, iii and v
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B)
ii, iii and iv
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C)
iii, iv and v
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D)
i, iv and v
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E)
None of these
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Fill in the blanks with correct combination of words. If an object is placed at a distance of \[\underline{\,\,P\,\,}\] from a convex mirror of focal length\[\underline{\,\,Q\,\,}\] , the image is formed at the distance of\[\underline{\,\,R\,\,}\]and the nature of image is \[\underline{\,\,S\,\,}\]
A)
P-10 cm, Q-15 cm, R-6 cm, S-real and inverted
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B)
P-15 cm, Q-15 cm, R-6 cm, S-virtual and erect
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C)
P-10 cm, Q-15 cm, R-12 cm, S-virtual and erect
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D)
P-10 cm, Q-15 cm, R-6 cm, S-virtual and erect
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E)
None of these
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Which combination of statements is correct? i. Magnesium and calcium are the elements whose atoms have two electrons in their outermost shell. ii. The atomic radius decreases on moving from left to right in the period of the periodic table. iii. The elements in a group have consecutive atomic numbers. iv. On going from left to right on a period of periodic table, the tendency to gain electrons increases. v. It is possible to have an elements with atomic numbers 3.5.
A)
i, ii, and v
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B)
i, iv and v
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C)
i, ii and iv
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D)
ii, iv and v
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E)
ii, iv and v
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Match the following.
A. Acid salt I. \[KNaC{{O}_{3}}\] B. Complex salt II. \[NaHC{{O}_{3}}\] C. Basic salt III. \[Pb(OH)N{{O}_{3}}\] D. Double salt IV. \[KCl.MgC{{l}_{2}}.6{{H}_{2}}O\] E. Mixed salt V \[Na\left[ Ag{{(CN)}_{2}} \right]\]
A)
A \[\to \] II, B \[\to \] V, C \[\to \] III, D \[\to \] IV, V \[\to \] I
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B)
A \[\to \] II, B \[\to \] V, C \[\to \] IV, D \[\to \] III, V \[\to \] I
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C)
A \[\to \] I, B \[\to \] V, C \[\to \] III, D \[\to \] IV, V \[\to \] II
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D)
A \[\to \] III, B \[\to \] V, C \[\to \] II, D \[\to \] IV, V \[\to \] I
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E)
None of these
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