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WorksheetsIIT-JEE & NEET LEVEL - 9 (7-O)
Total questions: 100
Worksheet time: 2hrs 40mins
An object is _____ if its position changes.
in motion
at reset
a frame of reference
magical
The heart is made of which of the following types of muscles?
Cardiac muscle
Striated muscle
Smooth muscle
None of the above
Which of the following are chambers of the heart?
Valves
Atrium and ventricle
Arteries and veins
Sinoatrial nerve
Blood clots can cause a heart attack
True
False
How many chambers does the heart have?
4
10
3
1
How big is the heart?
Size of a golfball
Size of your fist
Size of your eyeball
Size of your head
When does your heart beat?
Only when you are exercising
Only when you are sleeping
All the time
What does your heart do?
Pump carbon dioxide through your body
Give your body energy
Pump oxygen through your body
Nothing
What side of your chest is your heart on?
Left
Right
How many atria are there?
1
7
2
4
How many ventricles are there?
1
2
10
0
What keeps blood flowing in the right direction?
Atria
Chambers
Valves
Veins
Where does your heart get oxygen?
Lungs
Mouth
Toes
Fingernails
What is Miss Shaver's favorite animal?
Penguin
Elephant
Sasquatch
Turtle
What is heart rate?
Oxygen going to the heart
The number of times your heart beats in a minute
Blood pumping though the body
Carbon dioxide leaving the body
Factors that can increase or decrease heart rate
Temperature and time of day
Exercise and temperature
Exercise and how much food you have had
None
Carotid artery
Pulse on wrist
Pulse on side of neck
Pulse on foot
Pulse behind knee
Normal resting heart rate for adults
40-80 BPM
60-100 BPM
100-120 BPM
70-130 BPM
What is your heart?
a bone
an organ
a vein
none of these
x²+4x-8
x³-7x²+3
5x²-3x+6
x²-8x+10
(x³-2x²+3)+(2x³+3x²-1)
(x³-6x²+3)+(3x³+4x-1)
(3x²-3x+2)-(x²-2x+1)
(2x³+6x²+4x-2)-(x³+4x²-x)
(4x - 2x3) + (5x3 - 4x + 5)
(4x+3)(2x-1)
KOH is ...
an acid
a base
a salt
an ionic compound
What completely ionizes in solution?
Weak acids
Strong acids
Strong Salts
Neutral salts
A sour taste is a characteristic of:
acids
bases
neutral
pH scale
Which is a characteristic of a base?
tastes sour
found mostly in foods
feels slippery
turn litmus paper red
HCl, HBr, HI
--hydrochloric acid--
--hydrobromic acid--
--hydroiodic acid--
H2SO4, HNO3
--sulfuric acid--
--nitric acid--
A sour taste is a characteristic of:
acids
bases
neutral
pH scale
pH is the measure of the concentration of ______.
Acids
H+ ion
OH- ion
Bases
Which of the following is a strong acid?
oxalic acid
nitric acid
carbonic acid
acetic acid
It is a collection of well-defined group of objects.
Element
Set
Cardinality
Universal Set
1. Which best describe the set
{0, 2, 4, 6, …}?
Set of all counting numbers divisible by 2
Set of all composite numbers
Set of all whole numbers divisible by 2
Set of rational numbers
What type of set is denoted as either { } or ∅?
Superset
Disjointed Set
Empty (or Null) Set
Subset
set V = { m, n, o, p },
find the number of subsets V.
What is the cardinal of the set, H = {w, o, n, d, e, r, f, u, l}
10
9
8
7
Set D is the set of the distinct letters in the word mathematics. Write the set using the Roster method.
D = {m, a, t, h, e, m, a, t, i, c, s}
D = {m, a, t, h}
D = {m, a, t, h, e, i, c, s}
D = {m, a, t, h, i, c, s}
Set C is the set of whole numbers less than 9. Write the set using the Roster method.
C = {1, 2, 3, 4, 5, 6, 7, 8, 9}
C = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
C = {1, 2, 3, 4, 5, 6, 7, 8}
C = {0, 1, 2, 3, 4, 5, 6, 7, 8}
Every set has _____ as one of its subsets (select all that apply.)
∅
0
itself
the real numbers
Which of the following means proper subset?
⊂
⊆
∈
=
Which of the following is the symbol for element of?
∅
⊂
∈
⊂
Equal sets have
the same number of elements
the exact same elements
the opposite elements
nothing
The objects inside the set are called (a)
A set whose elements are countable.
finite
infinite
equal
equivalent
All equal sets are equivalent sets.
TRUE
FALSE
MAYBE
What is the cardinality of a null set?
0
1
infinite
undefined
Select the Venn diagram that represents the set below.
U'
This quarter, a survey of 100 students at a local college finds the following:
- 50 take math
- 40 take English
- 30 take history
- 15 take English and math
- 10 take English and history
- 10 take math and history
- 5 take all three subjects.
Use a Venn diagram to determine the following. The number of students taking math but not the other two subjects.
30
60
10
100
This quarter, a survey of 100 students at a local college finds the following:
- 50 take math
- 40 take English
- 30 take history
- 15 take English and math
- 10 take English and history
- 10 take math and history
- 5 take all three subjects.
Use a Venn diagram to determine the following. The number of students taking none of these subjects.
30
60
10
100
A car goes from rest to 30 m/s. If it takes the car 40 seconds to reach that speed then what is the car's rate of acceleration?
1.33 m/s2
0.75 m/s2
10 m/s2
0 m/s2
Horse A is running East at a speed of 6 m/s. Horse B is running at a speed of 8 m/s East as it passes Horse A. What is Horse B's velocity relative to Horse A?
14 m/s
-2 m/s
2 m/s
48 m/s
for 8 s until it finally lifts off the ground.
Determine the velocity at take-off.
What is the average velocity of the object between 0 and 10 seconds?
6.0 m/s
1.5 m/s
-4 m/s
0 m/s
Dr C drives 20 miles to get to work each day. What is the complete round trip distance?
0 miles
10 miles
20 miles
40 miles
Dr C drives 20 miles to get to work each day, and 20 miles back. What is her final displacement from home?
0 miles
10 miles
20 miles
40 miles
Usain Bolt runs 100 meters in 10 seconds. How fast does he run?
100 meters/second
100 meters
10 meters/second
10 meters/second/second
School is 2 blocks East of Andy's house, but there's a mean dog on that street. Which of these routes will get Andy to school?
1 blocks S, 3 blocks E, 1 block W
1 block N, 2 blocks E, 1 block S
2 blocks W, 5 blocks E
3 blocks N, 4 blocks S, 1 block E
Mom runs 3 meters/second, Kevin runs 4 meters/second. In a race, mom gets a 2 meter head start. When will Kevin catch her?
1 second
2 seconds
3 seconds
4 seconds
Kevin decides to sprint the 12 meters. He gets there in just 2 seconds. How fast was he running?
4 meters/second
12 meters
6 meters/second
6 seconds
If you drive at 50 miles/hour for 6 hours, how far will you go?
300 miles
8 miles
50 miles
300 hours
If you drive 50 miles/hour for 1/2 hour, how far will you go?
100 miles
2 hours
25 miles
50 minutes
What is the difference between a vector quantity and a scalar quantity?
A scalar has a magnitude and direction and a vector has only a magnitude
A vector has a magnitude and direction and a scalar has only a magnitude
A scalar has a direction and a vector has a magnitude
None of the above
A dolphin swims 1.85 km/hr. How far has the dolphin travelled after 0.6hr?
1.1 km
2.5 km
0.63 km
3.7 km
What is the speed of an object at rest
0 m/s
1 m/s
9.8 m/s
10 m/s
A dog runs with an initial speed of 7.5 m/s, then comes to a stop in 15 seconds. What is the dog's acceleration?
-7.5 m/s
-7.5 m/s2
-0.5 m/s2
7.5 mi//hr
