Worksheets7T1 NEET & JEE 1
Total questions: 40
Worksheet time: 20mins
If + (-25) = 0, what is the exact value of () and its underlying mathematical property?
- 25, Additive Identity
25, Additive Inverse
0, Additive Identity
1, Multiplicative Identity
Using standard order of operations, evaluate the mathematical expression: 20 + [(- 5) × 2]
30
10
- 10
15
A merchant makes a profit of ₹ 200 on day one and incurs a loss of ₹ 350 on day two. What is the net financial outcome across both days?
Profit of ₹ 150
Loss of ₹ 550
Loss of ₹ 150
No profit, no loss status
In a competitive assessment, + 3 marks are given for a correct answer and - 1 mark for an incorrect answer. If a student answers 10 questions correctly and 5 questions incorrectly, what is their final score?
30
25
35
20
What is the total spatial distance measured in units between the coordinate points - 8 and + 8 on a number line?
0 units
8 units
16 units
- 16 units
According to analytical geometry, the sum of the squares of the diagonals of a rhombus (d12 + d22) is equal to how many times the square of its side (a2)?
2 times
3 times
4 times
1 time
If a land measures 2.5 m², what is its equivalent in cm²?
250 cm²
2,500 cm²
25,000 cm²
250,000 cm²
A square plot has a side length of 20 m. A uniform pathway of width 2 m is constructed completely inside along its boundary. Calculate the area of this pathway.
144 m²
256 m²
400 m²
112 m²
If the midpoints of the four sides of a parallelogram are joined sequentially, the quadrilateral formed inside is always a
Rectangle
Trapezium
Parallelogram
Rhombus
In an Isosceles Trapezium, what is the geometric relationship between its two diagonals (D1 and D2)?
The first diagonal is always half the length of the second
The diagonals are always equal in length (D1 = D2)
The sum of the diagonals equals the total perimeter
They must always intersect each other at right angles
The internationally accepted system of units is
FPS system
CGS system
MKS system
SI system
The density of pure water is approximately
100 kg/m³
500 kg/m³
1000 kg/m³
10,000 kg/m³
Density is calculated by the formula
D = M × V
D = M / V
D = V / M
D = M + V
The speed of light in vacuum is approximately
3 × 10⁶ m/s
3 × 10⁷ m/s
3 × 10⁸ m/s
3 × 10⁹ m/s
The volume of a cube is given by
2a
a²
a³
πr²
The word “atom” is derived from the Greek word meaning
Visible
Divisible
Indivisible
Particle
Noble gases generally have a valency of
1
2
8
0
The shells of an atom are represented as
A, B, C, D
P, Q, R, S
K, L, M, N
X, Y, Z
Protons and neutrons together are called
Electrons
Nucleons
Isotopes
Shells
A negatively charged ion formed by gaining electrons is called
Cation
Proton
Anion
Isobar
Which of the following integers is greatest?
–25
–3
–17
–10
Which expression is equivalent to 18 – (–12)?
18 + 12
18 – 12
–18 + 12
–18 –12
The additive inverse of –78 is
–78
0
78
1
The product of six negative integers will always be
Positive
Negative
Zero
Undefined
Which operation does not satisfy the associative property for integers?
Addition
Multiplication
Division
None of these
Which property is represented by
25 × 1 = 25
Additive Identity
Multiplicative Identity
Closure Property
Associative Property
Which of the following is not an integer?
–120
0
15/2
500
A miner is at –350 m underground. He climbs 175 m upward. His new position is
–525 m
–175 m
+175 m
+525 m
Evaluate the expression:
(–18) + 24 – (–9)
15
–15
33
–33
Which statement is always true?
Negative × Negative = Negative
Positive × Negative = Positive
Negative × Negative = Positive
Positive × Positive = Negative
Which of the following is NOT a derived quantity?
Volume
Area
Length
Density
A cube has an edge of 5 cm. What is its volume?
25 cm³
75 cm³
100 cm³
125 cm³
Heating a metal rod causes it to
Contract
Expand
Lose mass
Become lighter
Sunlight reaches Earth in approximately
8.3 seconds
8.3 minutes
83 minutes
1 hour
Which metal is one of the densest naturally occurring metals?
Aluminium
Iron
Gold
Copper
The atomic number is represented as
A
Z
N
X
According to the formula 2n², the maximum number of electrons in the L-shell is
2
8
18
32
The size of an atom is generally expressed in
Metres
Centimetres
Nanometres
Kilometres
Which radioactive isotope is commonly used in cancer treatment?
Carbon-12
Hydrogen-1
Cobalt-60
Helium-4
Which atomic model first suggested that atoms contain both positive and negative charges?
Dalton's Model
Thomson's Model
Rutherford's Model
Bohr's Model
