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YEAR 12 WEEKLY TEST (SCIENCE)- KVA

Total questions: 102

Worksheet time: 1hrs 7mins

Name
Class
Date
1.
Write the linear inequality in standard form for this situation: The CRHS science department can spend no more than $2700 on textbooks this year. The department needs to buy both Biology text books, which cost $57 each, and Chemistry textbooks, which cost $72 each.
a)
57x + 72y ≥ 2700
b)
57x + 72y > 2700
c)
57x + 72y < 2700
d)
57x + 72y ≤ 2700
2.
Solve:
3(y+5)≥21
a)
y≤2
b)
y≥2
c)
y≥12
d)
y≤12
3.
How can I tell if an inequality will have a solid line?
a)
It has an equal sign.
b)
The symbol is greater than.
c)
The symbol has "or equal to."
d)
You just guess.
4.

A body executes simple harmonic motion. The potential energy, the kinetic energy and total energy are measured as a function of displacement x. Which of the following statements is true?

a)

Kinetic energy is maximum when x = 0

b)

Total energy is zero, when x = 0

c)

Kinetic energy is maximum when x is maximum

d)

Potential energy is maximum when x = 0

5.
Which of the following inequalities matches the given graph?
a)
x ≥ -1
b)
x ≤ -1
c)
x > -1
d)
x < -1
6.
Solve:
4-9x≤40
a)
x≥4
b)
x≤4
c)
x≥-4
d)
x≤-4
7.

Simple harmonic motion is defined as the motion of a particle such that

a)

its displacement x from the equilibrium position is always given by the expression x = Asinωt

b)

its displacement x from the equilibrium position is related to its velocity by the expression v=ωx

c)

its acceleration is proportional to, and in the opposite direction to, the displacement from the equilibrium position.

d)

Its acceleration is always ω2A and is directed at right angles to its motion

8.

A mass M suspended from a string L undergoes SHM. Which of the following is true about the period of oscillations?

a)

The period increases with increasing amplitude

b)

The period increases with increasing mass

c)

The period increases with decreasing length

d)

The period increases with increasing length

9.

If a spring of mass 30kg has a spring constant of 15N/m, then its time period is

a)

6.3 s

b)

8.9 s

c)

5.0 s

d)

2.8 s

10.
heat is energy
a)
false
b)
true
11.

Refers to the sequence of steps necessary to solve a problem.

a)

Algorithm

b)

Source Code

c)

Machine Language

12.

Which of the following is not an input device?

a)

keyboard

b)

printer

c)

camera

d)

mouse

13.

A hardware device that sends data to a computer.

a)

output device

b)

input device

c)

equipment

d)

basic tools

14.

_____ is used to transmit data between areas of the processor.

a)

Data bus

b)

Address bus

c)

Control bus

15.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
16.

An element with 3 protons in each atom has an atomic number of:

a)

1

b)

2

c)

3

d)

4

17.

An atomic number of 8 means the atom has ________ protons.

a)

7

b)

8

c)

16

d)

88

18.
A Compound that is being dissolved is called a
a)
Solution
b)
Solute
c)
Solvent
d)
Suspension
19.
A solvent is...
a)
substance into which the solute dissolves
b)
a compound being dissolved
c)
a substance that does not dissolve
d)
None of the above
20.

The process of conducting business online is called

a)

Publishing

b)

E-Commerce

c)

Marketing

21.
It is a group of computers that are joined in a small area.
a)
Internet
b)
WAN
c)
LAN
d)
Network
22.
What does HTTP stand for?
a)
Hyper Text Transfer Protocol
b)
Nothing, it's supposed to be HTML
c)
Head To This Page
d)
Hyper Tense Tall Penguins
23.
Tranmission Control Protocol:
a)
Breaks messages into packets and addresses them
b)
A DNS attack in which numerous pings are made to the same IP, causing it to crash
c)
Protocol used by the World Wide Web. It describes how messages are formatted and interchanged, and how web servers respond to commands.
d)
Provides reliable, ordered, and error-checked delivery of a stream of packets on the internet
24.

Butterfly sucks nectar from flowers. Nectar eating insects are _______________________.

a)

Omnivore

b)

Herbivore

c)

Carnivore

d)

None of these

25.
Nutrients are absorbed in which digestive organ?
a)
large intestines
b)
mouth
c)
small intestines
d)
stomach
26.

Horticulture and floriculture are the study of

a)

automobiles

b)

plants and flowers

c)

fashion design

d)

food

27.
Which is not a primary color?
a)
Orange
b)
Red
c)
Blue
d)
Yellow
28.

The executive, legislature and judiciary constitute the

a)

arms of government

b)

systems of government

c)

forms of government

d)

tiers of government

29.

An ideology that aims at promoting national consciousness and identity is

a)

nationalism

b)

socialization

c)

civic culture

d)

patriotism

30.

The most suitable form of democracy for a small village or community is

a)

constitutional democracy

b)

indirect democracy

c)

communal democracy

d)

direct democracy

31.

Laws that are made by extra-legislative bodies, public or statutory bodies are called

a)

acts of parliament

b)

delegated legislation

c)

international law

d)

by-law

32.

The objective of Youth Empowerment Scheme is to

a)

challenge the youths to be politically conscious

b)

equip the youths with skills for self-reliance

c)

provide the youths with citizenship education

d)

sensitize the youths to be aware of their rights

33.

Civic Education...

a)

Ensures that students have the knowledge and skills to participate in civic life and become informed and active citizens.

b)

Ensures that students have a firm understanding of the Civil Rights Movement and its enduring effects.

34.
A person or organization that uses a product or service is a(n):
a)
consumer
b)
economist
c)
loan shark
d)
debtor
35.
What is a want?
a)
A person
b)
Something you would like to have but don't need to live
c)
Purple
d)
Something you need to live
36.
What do you need to produce other goods and services?
a)
consumer goods
b)
capital goods
c)
nondurable goods
d)
Gross Domestic Product (GDP)
37.
When the quantity supplied is greater than the quantity demanded
a)
a shortage has occurred.
b)
a surplus has occurred.
c)
it doesn't mean anything.
d)
government intervenes.
38.

Which syllable is stressed in "MYSTERIOUS"?

a)

MYS

b)

TE

c)

RIOUS

39.

Which syllable is stressed in "ARTIFICIAL"?

a)

AR

b)

TI

c)

FI

d)

CIAL

40.

Which syllable is stressed in "VOLUNTEER"?

a)

LUN

b)

TEER

c)

VO

41.

What does HTTPS stand for?

a)

Hyper Text Transfer Protocol

b)

Hyper Text Transport Protocol Secure

c)

Hyper Text Transport Protocol

d)

Hyper Text Transfer Protocol Secure

42.
FTP controls file transfer to and from servers.
a)
True
b)
False
43.

1. It is a protocol or sets of rules governing or controlling the communications within and between computers on a network.

a)

Secure Shell

b)

Internet Protocol

c)

Internet Protocol Addressing

d)

IMAP

44.

Which protocol is most commonly used to deliver web pages?

a)

HTTP

b)

HTML

c)

CSS

d)

FTP

45.

Choose the option with the correct reported speech.

He said to me, “You can take my slate.”

a)

 (A) He said to me that you could take his slate.

b)

(B) He told me that I could take his slate.

c)

 (C) He told me that he could take my slate.

d)

(D) He told me that I could take my slate.

46.

Choose the option with the correct reported speech.

She said to me, “You lost my book.”

a)

(A) She said to me that I lost my book,

b)

 (B) She told me that I lost her book.

c)

(C) She told me that I had lost her book.

d)

 (D) She told me that she had lost my book.

47.

Choose the option with correct reported speech.

Sohan said to me, “We have won the match.”

a)

(A) Sohan told me we have won the match.

b)

 (B) Sohan told me if they have won the match.

c)

(C) Sohan told me that they had won the match.

 

d)

(D) Sohan said to me that they had won the match.

48.

Choose the option with the correct reported speech.

The teacher said, “The sun rises in the east.”

a)

 (A) The teacher said that the sun rose in the east.

b)

(B) The teacher said that the sun had risen in the east.

c)

 (C) The teacher said that the sun rises in the east.

d)

 (D) The teacher said that the sun risen in the east.

49.

Choose the option with the correct reported speech.

Ram said, “I am rich.”

a)

(A) Ram said that I was rich.

b)

 (B) Ram said that he is rich.

c)

(C) Ram said that he is rich.

d)

(D) Ram said that he was rich.

50.

Choose the option with the correct reported speech form of the direct speech.

He said, “I don’t need this pen.”

a)

(A) He said that he doesn’t need that pen.

b)

(B) He said that he didn’t need this pen.

 

c)

(C) He said that he didn’t need that pen.

 

d)

(D) He said that I didn’t need that pen.

51.

Choose the option with the correct reported speech form of the direct speech.

He said, “I don’t need this pen.”

a)

(A) He said that he doesn’t need that pen.

b)

(B) He said that he didn’t need this pen.

 

c)

(C) He said that he didn’t need that pen.

 

d)

(D) He said that I didn’t need that pen.

52.

Choose the option with the correct reported speech.

Ram said, “I am rich.”

a)

(A) Ram said that I was rich.

b)

 (B) Ram said that he is rich.

c)

(C) Ram said that he is rich.

d)

(D) Ram said that he was rich.

53.

Choose the option with the correct reported speech.

The teacher said, “The sun rises in the east.”

a)

 (A) The teacher said that the sun rose in the east.

b)

(B) The teacher said that the sun had risen in the east.

c)

 (C) The teacher said that the sun rises in the east.

d)

 (D) The teacher said that the sun risen in the east.

54.

Choose the option with correct reported speech.

Sohan said to me, “We have won the match.”

a)

(A) Sohan told me we have won the match.

b)

 (B) Sohan told me if they have won the match.

c)

(C) Sohan told me that they had won the match.

 

d)

(D) Sohan said to me that they had won the match.

55.

Choose the option with the correct reported speech.

She said to me, “You lost my book.”

a)

(A) She said to me that I lost my book,

b)

 (B) She told me that I lost her book.

c)

(C) She told me that I had lost her book.

d)

 (D) She told me that she had lost my book.

56.

Choose the option with the correct reported speech.

He said to me, “You can take my slate.”

a)

 (A) He said to me that you could take his slate.

b)

(B) He told me that I could take his slate.

c)

 (C) He told me that he could take my slate.

d)

(D) He told me that I could take my slate.

57.

The type of government that has total control over the people and the police use power by force is called what?

a)

Anarchy

b)

Monarchy

c)

Limited

d)

Authoritarian

58.
In this type of economy, the people decide the supply, demand, and price.  
a)
Market 
b)
Traditional
c)
Command 
d)
Mixed
59.
Which type of economy is usually paired with a Communist government?
a)
Mixed
b)
Market
c)
Command
d)
Traditional
60.

Capitalism is in what type of economy?

a)

Traditional

b)

Command

c)

Market

d)

Authortarian

61.

The amount of money a business makes after its expenses are paid

a)

profit

b)

supply

c)

demand

d)

scarcity

62.

All of these are examples of social network sites EXCEPT

a)

Facebook

b)

LinkedIn

c)

Yahoo

d)

Twitter

63.

The process of conducting business online is called

a)

Publishing

b)

E-Commerce

c)

Marketing

64.
It is a group of computers that are joined in a small area.
a)
Internet
b)
WAN
c)
LAN
d)
Network
65.
What does HTTP stand for?
a)
Hyper Text Transfer Protocol
b)
Nothing, it's supposed to be HTML
c)
Head To This Page
d)
Hyper Tense Tall Penguins
66.
Tranmission Control Protocol:
a)
Breaks messages into packets and addresses them
b)
A DNS attack in which numerous pings are made to the same IP, causing it to crash
c)
Protocol used by the World Wide Web. It describes how messages are formatted and interchanged, and how web servers respond to commands.
d)
Provides reliable, ordered, and error-checked delivery of a stream of packets on the internet
67.
Using a computer to gain unauthorized access to data in a system is:
a)
Theft
b)
Cyberstealing
c)
Hacking 
d)
Scanning
68.
Are all websites secure?
a)
Yes
b)
No
69.
Which of the following is a key component of a good password?
a)
Easy for you to remember
b)
Strong
c)
Difficult for others to guess
d)
All are key components
70.

what is internet?

a)

google

b)

www.google.com

c)

A network of computers and computer devices all over the world

d)

a search engine

71.
"The world’s largest computer network which connects millions of computer all over the world." This is the definition for ....
a)
Communication
b)
Network
c)
Internet
d)
World Wide Web
72.
This number is an example of 
a)
a web address
b)
a mailing address
c)
a DNS
d)
an IP address
73.

What is technology that used in First Generation?

a)

Artificial intelligence

b)

Transistor

c)

Vaccum Tubes

d)

Integrated circuit

74.

3rd Generation computers used which of these technologies?

a)

Vacuum Tubes

b)

Transistors

c)

Integrated Circuits

d)

None of these

75.

Microprocessors were used in

a)

1st generation computer

b)

4th generation computer

c)

5th generation computer

d)

None of these

76.

First generation of Computers were used in which of these periods?

a)

1940 to 1956

b)

1962 to 1970

c)

1953 to 1966

d)

1944 to 1960

77.

Artificial Intelligence is in what generation?

a)

First Generation

b)

Second Generation

c)

Third Generation

d)

Fourth Generation

e)

Fifth Generation

78.
5000 Years Ago One of first tools used to express numbers was the _______________________.
a)
Maracca
b)
Abacus
c)
Lines on Stone
d)
Sticks in a Pile
79.

What is data?

a)

A formula for converting information.

b)

Raw facts and figures before they have been processed.

c)

Information in context.

d)

Processed information.

80.

A collection of text, numbers or symbols in raw or unorganised form.

a)

Data

b)

Information

c)

Knowledge

d)

Raw facts

81.

Which of the following is correct?

a)

Data leads to information, and information leads to knowledge.

b)

Knowledge leads to information, and information leads to data

c)

Data leads to knowledge and knowledge leads to information

82.

The statement 'it was raining outside' is which of these?

a)

Data

b)

Information

c)

Knowledge

83.

What is technology that used in First Generation?

a)

Artificial intelligence

b)

Transistor

c)

Vaccum Tubes

d)

Integrated circuit

84.

3rd Generation computers used which of these technologies?

a)

Vacuum Tubes

b)

Transistors

c)

Integrated Circuits

d)

None of these

85.

Microprocessors were used in

a)

1st generation computer

b)

4th generation computer

c)

5th generation computer

d)

None of these

86.

First generation of Computers were used in which of these periods?

a)

1940 to 1956

b)

1962 to 1970

c)

1953 to 1966

d)

1944 to 1960

87.

Artificial Intelligence is in what generation?

a)

First Generation

b)

Second Generation

c)

Third Generation

d)

Fourth Generation

e)

Fifth Generation

88.
5000 Years Ago One of first tools used to express numbers was the _______________________.
a)
Maracca
b)
Abacus
c)
Lines on Stone
d)
Sticks in a Pile
89.

What is data?

a)

A formula for converting information.

b)

Raw facts and figures before they have been processed.

c)

Information in context.

d)

Processed information.

90.

A collection of text, numbers or symbols in raw or unorganised form.

a)

Data

b)

Information

c)

Knowledge

d)

Raw facts

91.

Which of the following is correct?

a)

Data leads to information, and information leads to knowledge.

b)

Knowledge leads to information, and information leads to data

c)

Data leads to knowledge and knowledge leads to information

92.

The statement 'it was raining outside' is which of these?

a)

Data

b)

Information

c)

Knowledge

93.

This computer is almost extinct today

(a)  

94.

Tablet is a mobile computer that is very handy to use. It uses the touch screen technology.

a)

TRUE

b)

FALSE

95.

ENIAC is the first electronic computers introduced in 1940s.

a)

TRUE

b)

FALSE

96.

Which of the following is fast and large capacity computer that can handle millions of transactions. It is used by banks, BIR,SSS and Insurance Company?

a)

Supercomputer

b)

Mainframe computer

c)

Minicomputer

d)

Microcomputer

97.

this computer is a refrigerator-size machine and used by medium-sized companies for specific purposes.

a)

Supercomputer

b)

Mainframe computer

c)

Minicomputer

d)

Microcomputer

98.

Super computers are the fastest computers.

a)

True

b)

False

99.

According to purpose,computers can be classified into ___ types

a)

3

b)

2

c)

5

d)

4

100.

Which is not an example of Analog computer?

a)

Digital wrist watch

b)

Speedometer

c)

Thermometer

101.

The two types of Microcomputer are:

a)

Supercomputer & Mainframe computer

b)

Desktop & Notebook

c)

Mobile Devices & Laptop

102.

A ______________ computer works on the principle of binary mathematics

a)

Hybrid Computer

b)

Analog Computer

c)

Digital Computer

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