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IIT-JEE & NEET LEVEL - 7 (8-O)

Total questions: 100

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

What is the unit for velocity?

a)

m/s/s

b)

m

c)

m/s with a direction

d)

m/s

2.

What is the unit for distance?

a)

m/s/s

b)

m

c)

m/s with a direction

d)

m/s

3.

What is the unit for speed?

a)

m/s/s

b)

m

c)

m/s with a direction

d)

m/s

4.

What is the unit for acceleration?

a)

m/s/s

b)

m

c)

m/s with a direction

d)

m/s

5.

What is the unit for position or displacement?

a)

m/s/s

b)

m

c)

m/s with a direction

d)

m/s

6.

What type of motion is shown by the ticker tape?

a)

Constant velocity

b)

Positive acceleration

c)

Negative acceleration

7.

What type of motion is shown by the ticker tape?

Motion is to the right.

a)

Constant velocity

b)

Positive acceleration

c)

Negative acceleration

8.

What type of motion is shown by the ticker tape?

a)

Constant velocity

b)

Positive acceleration

c)

Negative acceleration

9.

Is the velocity shown in the picture positive or negative?

a)

Positive

b)

Negative

10.

What makes an acceleration negative? Check 2 answers.

a)

Speeding up to the left

b)

Speeding up to the right

c)

Slowing down to the left

d)

Slowing down to the right

11.

A car travels to the right 100 m for 10 s. What is its velocity?

a)

1000 m/s

b)

1000 m/s, right

c)

10 m/s

d)

10 m/s right

12.

Which of the following quantities has units of a velocity?

a)

40 km southwest

b)

9.8 m/s^2 downward

c)

186,000 mi

d)

9.8 m/s downward

13.

If the acceleration of an object is zero, then that object cannot be moving.

a)

True

b)

False

14.

Which of the following quantities has units of a velocity?

a)

40 km southwest

b)

9.8 m/s^2 downward

c)

186,000 mi

d)

9.8 m/s downward

15.

Which of the following situations is impossible?

a)

An object has velocity directed east and acceleration directed west.

b)

An object has velocity directed east and acceleration directed east.

c)

An object has zero velocity but non-zero acceleration.

d)

An object has constant non-zero acceleration and changing velocity

16.

If the acceleration of an object is zero, then that object cannot be moving.

a)

True

b)

False

17.

An object moving in the +x direction experiences an acceleration of +2.0 m/s2. This means the object

a)

travels 2.0 m in every second.

b)

is traveling at 2.0 m/s.

c)

is decreasing its velocity by 2.0 m/s every second.

d)

is increasing its velocity by 2.0 m/s every second.

18.

When a ball is thrown straight up with no air resistance, the acceleration at its highest point

a)

is upward

b)

is downward

c)

is zero

d)

reverses from upward to downward.

19.

A 10-kg rock and 20-kg rock are dropped from the same height and experience no significant air resistance. If it takes the 20-kg rock a time T to reach the ground, what time will it take the 10-kg rock to reach the ground?

a)

4T

b)

2T

c)

T

d)

T/2

e)

T/4

20.

Two objects are dropped from a bridge, an interval of 1.0 s apart. Air resistance is negligible. During the time that both objects continue to fall, their separation

a)

increases

b)

decreases

c)

stays constant

d)

increases at first, but becomes constant

21.

 3\sqrt{3}  is considered a...

a)

Whole number

b)

Integer

c)

Irrational Number

d)

Rational Number

22.
Which of the following numbers is irrational?
a)
√8
b)
¾
c)
2
d)
-1.325
23.
a)
2/3
b)
-2/3
c)
3/5
d)
-3/5
24.
A perfect square is which type of number?
a)
Rational 
b)
Irrational
25.
Identify the property
a + b = b + a
a)
Identity of addtion
b)
commutative of addition
c)
associative of addition
d)
symmetric
26.
Identify the property
(a ⋅ b) ⋅ c = (c ⋅ b) ⋅ a
a)
commutative of multiplication
b)
identity of multiplication
c)
inverse of multiplication
d)
associative of multiplication
27.

Identify the property

a (1) = a

a)

identity of addition

b)

identity of multiplication

c)

inverse of addtion

d)

multiplication of zero

28.
Identify the property
a(b + c) = ab + ac
a)
Associative of addtion
b)
Distributive
c)
Commutative of addition
d)
Inverse
29.
Identify the property 
a + (-a) = 0
a)
Inverse of addition 
b)
Identity of addtion
c)
associative of addition 
d)
symmetric
30.

If you multiply a number and its multiplicative inverse, what do you get?

a)

0

b)

1

c)

Not enough information

d)

None of these

31.

What is the additive inverse of 2/3?

a)

-2/3

b)

3/2

c)

2/3

d)

-3/2

32.

Any number you multiply by zero is equal to zero.

a)

True

b)

False

33.

True or false: abc = cba

a)

True

b)

False, if c = 0.

c)

False, if a > b.

d)

False, three variables can't multiply.

34.
What is the multiplicative inverse of 2/3?
a)
-2/3
b)
3/2
c)
-3/2
d)
2/3
35.
(19 x 5) x 2 = 19 x (5 x 2)
a)
Associative Property of Multiplication
b)
Commutative Property of Multiplication
c)
Identity Property of Multiplication
d)
Associative Property of Addition
36.
3+0=3
is an example of which property?
a)
Multiplicative Inverse
b)
Additive Identity
c)
Multiplicative Identity
d)
Additive inverse
37.

is  π\pi  a rational or irrational number

a)

rational

b)

irrational

c)

rational and irrational

d)

niether

38.

 16\sqrt{16}  is?

a)

rational

b)

irrational

c)

whole number

d)

rational and a whole number

39.

 7\sqrt{7}  is ?

a)

rational

b)

irrational

c)

whole number

d)

integer

40.

 3\sqrt{3}  is considered a...

a)

Whole number

b)

Integer

c)

Irrational Number

d)

Rational Number

41.

1.A parallelogram has one side 18 cm and its distance from the opposite side is 8 cm. The area of the parallelogram is

a)


120cm2120cm2^{ }

b)

72 cm272\ cm^2

c)

144 cm2144\ cm^2

d)

100 cm2100\ cm^2

42.

2 .sum of parallel sides of a trapezium is 26m and its area is 156 square metres , then distance between the parallel side of the trapezium is

a)

14 m

b)

13 m

c)

12 m

d)

11 m

43.

Area of trapezium is equal to

a)

base × heightbase\ \times\ height

b)

12 ×base×height\frac{1}{2}\ \times base\times height

c)

12×(a+b)×h\frac{1}{2}\times\left(a+b\right)\times h

d)

12×d×(h1+h2)\frac{1}{2}\times d\times\left(h_1+h_2\right)

44.

A rectangular piece of paper 22 cm long and 12 cm broad is rolled along its length to form a cylinder , then height of the cylinder is

a)

12 cm

b)

22 cm

c)

6 cm

d)

11 cm

45.

The length of the side of a cube whose total surface area measures

 600cm2600^{ }cm^2  is 

a)

60 cm

b)

100 cm

c)

10 cm

d)

6 cm

46.

Lateral surface area of cube , whose side measures 5 cm, is

a)

150 cm2150\ cm^2

b)

125 cm2125\ cm^2

c)

25 cm225\ cm^2

d)

100 cm2100\ cm^2

47.

the area of a rhombus is 240 cm2 and one of the diagonals is 16 cm. Find the other diagonal.

a)

16 cm

b)

20 cm

c)

30 cm

d)

36 cm

48.

If a triangle has a base of 17mm and a height of 6.3mm, calculate the area.

(a)  

49.

The circumference of a circle is also the ______________ of a circle.

a)

area

b)

perimeter

c)

volume

50.

How many faces does a cuboid have?

a)

12

b)

10

c)

6

d)

8

51.

Which of these is a 3D shape?

a)

Square

b)

Rectangle

c)

Circle

d)

Cube

52.

If a cuboid has length = 5 cm, breadth= 4 cm and height = 3 cm, then its base area is equal to?

a)

12 sq cm

b)

15 sq cm

c)

20 sq cm

d)

60 sq cm

53.

The given net when folded will give us which 3D Shape?

a)

cuboid

b)

cylinder

c)

cube

d)

sphere

54.

The given net when folded will result in which 3D shape

a)

Sphere

b)

Cube

c)

Cuboid

d)

Cylinder

55.

Shape of all faces of cuboid are

a)

squares

b)

rectangles

c)

parallelograms

56.

Calculate the volume of a cylinder with a height of 25 inches and diameter of 28 inches. Use pi = 22/7

(a)  

57.

The volume of a cube is 5832 cubic mm, what is the width of the cube?

(a)  

58.
The semi-perimeter of a triangle having sides 15cm,20cm and 25cm is
a)
60cm
b)
45cm
c)
30cm
d)
15cm
e)
59.

The distance between the parallel lines of a trapezium is called as its

a)

length

b)

height

c)

perpendicular

d)

breadth

60.

The sum of the adjacent angles of a trapezium is

a)

00

b)

900

c)

1800

d)

3600

61.

How many type of disease?

a)

1

b)

2

c)

3

d)

4

62.

Which of the following is a substance usually prepared from killed or weaken pathogens?

a)

White blood cells

b)

Antibodies

c)

Lymph

d)

Vaccines

63.

Which way a pathogen can enter the body?

a)

Nose

b)

Injured skin

c)

Mouth

d)

All of the above

64.

Infectious diseases are diseases caused by an organism such as a virus or a bacterium, which is called a:

a)

pathogen

b)

toxicant

c)

pandemic

d)

carcinogen

65.

What is a vector?

a)

pathogen

b)

organism that carries pathogen

c)

type of infectious disease

d)

type of emerging disease

66.

What is the meaning of antigen?

a)

ability of the body system to resist pathogens before it is infected

b)

protein produced by white blood cells into the bloodstream

c)

foreign substance that come from outside the body and induces the production of antibodies

d)

an animal that transmit pathogen

67.

"Cholera, Typhoid, Amoebic dysentery"

is the common disease that transmitted through _____

a)

air

b)

touch

c)

vector

d)

water

68.

The following skin disease can be prevented by...

a)

Share and exchange cloth among friends

b)

practice proper hygiene like showering.

c)

eat and maintain proper and balance food.

69.

What is NOT symptoms of Dengue fever?

a)

Vomiting

b)

High fever

c)

Nose bleeding

d)

Muscle pain

70.

In our body, the first line of defence consists of skin and mucous membrane.

a)

True

b)

False

71.

What is a vector?

a)

pathogen

b)

organism that carries pathogen

c)

type of infectious disease

d)

type of emerging disease

72.

Based on the image, what is the true reason people need to wear that type of face mask.

a)

wear by healthy person to protect from sick person.

b)

to cover nose and mouth of sick person so that they cannot infect others

c)

To filter small particle or smoke and dust from entering mouth

73.

Sars-Cov2 virus that lead to Covid19 disease is example of (i)___________ disease that transmitted through (ii)_________ transmission.

a)

(i) waterborne (ii) water

b)

(i) touch (ii) parasite

c)

(i) airborne (ii) droplet

74.

"Cholera, Typhoid, Amoebic dysentery"

is the common disease that transmitted through _____

a)

air

b)

touch

c)

vector

d)

water

75.

What happens if there is a lack of vitamin C in the diet?

a)

Rickets

b)

Heart disease

c)

Scurvy

d)

High blood pressure

76.

A lack of fibre in the diet can lead to what?

a)

Constipation

b)

High blood pressure

c)

Scurvy

d)

Rickets

77.

Which vitamin is important for extracting calcium from your food for healthy bones?

a)

Vitamin A

b)

Vitamin B

c)

Vitamin C

d)

Vitamin D

78.

Which of the following is not an effect of exercise on the body?

a)

Stronger heart muscle

b)

Maintaining bone density

c)

Preventing weight gain

d)

Heart disease

79.

----- are the physical,chemical and biological agents that cause cancer

a)

carcinogen

b)

mutagen

c)

mitogen

80.

An example is NOT of passing disease Person to Person would be

a)

touching a door knob

b)

Eating spoiled food

c)

Sharing a drinking container

d)

Touching infected animal

81.

Carbon

a)

CA

b)

Ca

c)

C

d)

Cn

82.

Zinc

a)

Z

b)

Zc

c)

Zi

d)

Zn

83.

Sulfur

a)

Sf

b)

Sr

c)

S

d)

Su

84.

Neon

a)

Nn

b)

No

c)

N

d)

Ne

85.

Calcium

a)

Ca

b)

CA

c)

Cl

d)

CL

86.

Copper

a)

C

b)

Co

c)

Cu

d)

CP

87.

Helium

a)

H

b)

He

c)

HE

d)

Hl

88.

Hydrogen

a)

H

b)

Hy

c)

Hg

d)

h

89.

Hydrogen

a)

H

b)

Hy

c)

Hg

d)

h

90.

N

a)

Nitrogon

b)

Notanelement

c)

Sodium

d)

Nitrogen

91.

Fe

a)

Lead

b)

Iron

c)

Gold

d)

Lead

92.

Nickel

a)

Nc

b)

Ni

c)

N

d)

NI

93.

Mercury

a)

HG

b)

Hg

c)

H

d)

M

94.

Iodine

a)

Ie

b)

Io

c)

ID

d)

I

95.

Potassium

a)

T

b)

P

c)

K

d)

Pm

96.

Cl

a)

Chorliden

b)

Chorline

c)

Cobolt

d)

Carbon

97.

Aluminum

a)

A

b)

Am

c)

An

d)

Al

98.

Carbon

a)

CA

b)

C

c)

Ca

d)

Cn

99.

Zinc

a)

Z

b)

Zi

c)

ZN

d)

Zn

100.

Sulfur

a)

Sf

b)

Su

c)

Sr

d)

S