GIKI Entry Mock Test 9 - Online MCQ Exam

An athlete completes its 200 meter race in 25 seconds. Its average speed will be:

1 Mark(s)

Your Answer:

6 ms−1 6 ms−1
10 ms−1 10 ms−1
8 ms−1 8 ms−1
5 ms−1 5 ms−1

Methanoic acid is an example of:

1 Mark(s)

Your Answer:

aldehydes aldehydes
ketones ketones
carboxylic acids carboxylic acids
ethers ethers

Which of the following is the most Viscous?

1 Mark(s)

Your Answer:

Glycerine Glycerine
Water Water
Honey Honey
Spirit Spirit

By this time P : at the railway station Q : reported mass looting R : reports of violence were flooding in S : which police dispatches The Proper sequence should be:

1 Mark(s)

Your Answer:

RSPQ RSPQ
SPRQ SPRQ
SQRP SQRP
RSQP RSQP

In presence of catalyst:

1 Mark(s)

Your Answer:

$\Delta H$ changes $\Delta H$ changes
$K$ changes $K$ changes
$E_a$ decreases $E_a$ decreases
Rate decreases Rate decreases

For a total internal reflection to occur, the angle of incidence must be:

1 Mark(s)

Your Answer:

Equal to critical angle Equal to critical angle
Greater than critical angle Greater than critical angle
Less than critical angle Less than critical angle
Zero Zero

A gas mixture consists of 2 moles of $O_2$ and 4 moles of $Ar$ at temperature T. Neglecting vibrational modes, the total internal energy is:

1 Mark(s)

Your Answer:

$4 RT$ $4 RT$
$15 RT$ $15 RT$
$11 RT$ $11 RT$
$9 RT$ $9 RT$

The displacement of electrons in a multiple bond in the presence of attacking reagent is called

1 Mark(s)

Your Answer:

A) Inductive effect A) Inductive effect
B) Electromeric effect B) Electromeric effect
C) Resonance C) Resonance
D) Hyper conjugation. D) Hyper conjugation.

Standard form of quadratic equation is:

1 Mark(s)

Your Answer:

ax + bx + c = 0 ax + bx + c = 0
ax² + bx + c = 0 ax² + bx + c = 0
ax² + bx - c = 0 ax² + bx - c = 0
ax² + bx + c = −1 ax² + bx + c = −1

Atomic number of Mn is 25 what is the electronic configuration in the ground state________________?

1 Mark(s)

Your Answer:

1s2 2s2 2p6 3s2 3p6 3d7 1s2 2s2 2p6 3s2 3p6 3d7
1s2 2s2 2p6 3s2 3p6 4s2 4p5 1s2 2s2 2p6 3s2 3p6 4s2 4p5
1s2 2s2 2p6 3s2 3p5 3d10 1s2 2s2 2p6 3s2 3p5 3d10
1s2 2s2 2p6 3s2 3p6 4s23d5 1s2 2s2 2p6 3s2 3p6 4s23d5

Which number is a common factor of 24 and 36?

1 Mark(s)

Your Answer:

A) 5 A) 5
B) 8 B) 8
C) 12 C) 12
D) 18 D) 18

Farida sings very well and ...... does salim.

1 Mark(s)

Your Answer:

even even
too too
also also
so so

Assertion (A) A page is 25 cm long and 20 cm wide. The area of this page is 90 cm. Reason (R) The amount of surface enclosed by a closed figure is called its area.

1 Mark(s)

Your Answer:

A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true but R is not the correct explanation of A
C) A is true but R is false C) A is true but R is false
D) A is false but R is true Perimeter of the shaded portion in figure is AB + … +.. + … + … + … + .. + HA Answer: BM+MD+DE + EN + NG+GH 2. Diagonal of a rectangle divides the rectangle in two __ parts. Answer: Equal 3. In the given figure, the area of ΔDAS is the __ of the area of rectangle ABCD. Answer: Half 4. The amount of region enclosed by a plane closed 1 figure is called its __ Answer: Area 5. The area of a play ground is 1190 m². If its length is 35 m, the width is __ Answer: 34 m True/False 1. If l and b are the length and width of a rectangle respectively, then the perimeter of rectangle is (l + b). Answer: False 2. The perimeter of a square is 4 times of its side. Answer: True 3. A farmer who wants to fence his field, must find the perimeter Of the field. Answer: True 4. If length of a rectangle is halved and breadth is doubled, then the area of the rectangle obtained remains same. Answer: True 5. Area of a square is doubled, if the side of the square is doubled. Answer: False Match the Columns

Primary amine identification test:

1 Mark(s)

Your Answer:

Litmus Litmus
Carbylamine Carbylamine
Tollens' Tollens'
Fehling's Fehling's

The phenomenon of negative catalysis is also known as:

1 Mark(s)

Your Answer:

auto catalysis auto catalysis
Self catalysis Self catalysis
inhibition inhibition
Enzyme catalysis Enzyme catalysis

When the tiny particles of a substance are dispersed through a medium then the mixture is called:

1 Mark(s)

Your Answer:

alloys alloys
amalgams amalgams
suspension suspension
colloid colloid

Three magnets A, B and C were dipped one by one in a Figure shows the amount of the iron filing sticking to them. The strength of these magnets willbe

1 Mark(s)

Your Answer:

A) A > B > C A) A > B > C
B) A B) A
C) A = B = C C) A = B = C
D) A C Fill in the blanks with appropriate words: 1. When north-pole of one magnet is brought near the __________ of another magnet, they attract one another. Answer: south pole 2. When the north-pole of one magnet is brought close to the __________ of another magnet, they repel each other. Answer: north pole 3. Similar poles of two magnets __________ one another. Answer: repel 4. A compass needle always points in __________ a direction. Answer: north-south 5. Magnetic poles always __________ in pairs. Answer: exist 6. Materials which get __________ towards magnet are known as magnetic. Answer: attracted 7. The __________ of magnet where maximum iron filings get clung, are known as __________. Answer: ends, poles 8. Hammering destroys the __________ of small magnets inside. Answer: Magnetism 9. We should not drop the magnet, shouldn’t heat it, shouldn’t __________ it. Answer: hammer 3. State whether the statements given below are True or False: (i) Lodestone is composed of oxides of iron. Answer: True (ii) North and south poles are found to exist separately. Answer: False (iii) Magnetite doesn’t show magnetic properties. Answer: False (iv) If we cut a bar magnet in two halves we will have two magnets. Answer: True (v) Heat can destroy magnetic properties of a magnet. Answer: True (vi) Magnets are made up of different materials and in different shapes. Answer: True (vii) Compass needle is made of a magnet. Answer: True (viii) There is a maximum attraction in middle of a bar magnet. Answer: False 4. Match the following items given in Column A with that in Column B:

The thermosphere is situated above:

1 Mark(s)

Your Answer:

12 Km 12 Km
50 Km 50 Km
80 Km 80 Km
10 Km 10 Km

What is the correct antonym of the word VELLEITY ?

1 Mark(s)

Your Answer:

whim whim
selenite selenite
Galimatias Galimatias
Disinclination Disinclination

You are _______ your time trying to persuade him, he will never help you.

1 Mark(s)

Your Answer:

missing missing
losing losing
spending spending
wasting wasting

The amount of Nitrogen (N2) present in dry air is:

1 Mark(s)

Your Answer:

0.2 0.2
0.78 0.78
0.48 0.48
0.68 0.68

A line that intersects two or more lines at distinct points is called ____ .

1 Mark(s)

Your Answer:

A) Transversal A) Transversal
B) Parallel lines B) Parallel lines
C) Intersecting lines C) Intersecting lines
D) None of these D) None of these

The radius of curvature of the trajectory of a projectile at the highest point is:

1 Mark(s)

Your Answer:

$\frac{u^2 \cos^2 \theta}{g}$ $\frac{u^2 \cos^2 \theta}{g}$
$\frac{u^2 \sin^2 \theta}{g}$ $\frac{u^2 \sin^2 \theta}{g}$
$\frac{u^2}{g}$ $\frac{u^2}{g}$
$\frac{u^2}{g \cos\theta}$ $\frac{u^2}{g \cos\theta}$

Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?

1 Mark(s)

Your Answer:

A) –C ≡ N A) –C ≡ N
B) -SO 3 H B) -SO 3 H
C) -COOH C) -COOH
D) -NO 2 D) -NO 2

The average of four positive integers is 69. The highest integer is 93 and the least integer is 39. The difference between the remaining two integers is 28. Which of the following integers is the higher of the remaining two integers?

1 Mark(s)

Your Answer:

58 58
86 86
49 49
None of these None of these

Rs. 395 are divided among A, B and C ins such a manner that B gets 25 % more than A and 20 % more than C. The share of A is:

1 Mark(s)

Your Answer:

Rs. 198 Rs. 198
Rs. 120 Rs. 120
Rs. 180 Rs. 180
Rs. 195 Rs. 195

Fill in the blank with the most appropriate word. They _________ basketball when I saw them.

1 Mark(s)

Your Answer:

were playing were playing
played played
play play
are playing are playing

A body cools from $50^\circ C$ to $49.9^\circ C$ in 5s. How long will it take to cool from $40^\circ C$ to $39.9^\circ C$? (Assume room temp $30^\circ C$).

1 Mark(s)

Your Answer:

5s 5s
10s 10s
2.5s 2.5s
20s 20s

A non-trivial solution of the system of equations x + λy + 2z = 0, 2x + λz = 0, 2λx – 2y + 3z = 0 is given by x : y : z =

1 Mark(s)

Your Answer:

A) 1 : 2 : -2 A) 1 : 2 : -2
B) 1 : -2 : 2 B) 1 : -2 : 2
C) 2 : 1 : 2 C) 2 : 1 : 2
D) 2 : 1 : -2 D) 2 : 1 : -2

The usual property of ionic crystal are:_____________?

1 Mark(s)

Your Answer:

Stable Stable
gaseous form gaseous form
Unstable Unstable
Compound forming Compound forming

Which of the following cell is not rechargeable ?

1 Mark(s)

Your Answer:

Lead storage battery Lead storage battery
Silver oxide cell Silver oxide cell
Fuel cell Fuel cell
Ni-Cd cell Ni-Cd cell

What is $\sqrt{289}$?

1 Mark(s)

Your Answer:

17 17
15 15
19 19
21 21

In fibrous proteins, polypeptide chains are held together

1 Mark(s)

Your Answer:

A) van der waals forces A) van der waals forces
B) electrostatic forces of attraction B) electrostatic forces of attraction
C) hydrogen bonds C) hydrogen bonds
D) covalent bonds D) covalent bonds

If the value of tan θ = 4/3, then which of the following is the correct value of (3 sin θ + 2 cos θ) / (3 sin θ - 2 cos θ) =?

1 Mark(s)

Your Answer:

1 1
-3 -3
2 2
3 3

Evaluating Your Answers

GIKI Entry Mock Test 9 : Question 1 of 34