Class 9 Christmas Exam Questions and Answers

Christmas time brings a joyful spirit and is also a period when students prepare for their exams. For Class 9 students, having a well-rounded set of questions and answers can make studying easier and more effective. This guide covers all subjects, ensuring that every student is well-prepared to excel in their Christmas exams. With clear questions and concise answers, students can review key concepts and practice important topics needed for their academic success.

Mathematics

Question:
What is the value of π up to two decimal places?

Answer:
3.14

Question:
Solve for x: 2x + 5 = 15

Answer:
x = 5

Question:
What is the area of a triangle with base 10 cm and height 5 cm?

Answer:
25 cm²

Question:
Define the term ‘hypotenuse’.

Answer:
The hypotenuse is the longest side of a right-angled triangle, opposite the right angle.

Question:
Calculate the perimeter of a rectangle with length 8 cm and breadth 5 cm.

Answer:
26 cm

Question:
What is the Pythagorean theorem?

Answer:
In a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Question:
Find the value of x in the equation 3x – 7 = 2x + 5.

Answer:
x = 12

Question:
What is the circumference of a circle with radius 7 cm? (Use π = 22/7)

Answer:
44 cm

Question:
Simplify: 4(3x + 2) – 5x

Answer:
7x + 8

Question:
What is the square root of 144?

Answer:
12

Question:
Convert 45° to radians.

Answer:
π/4 radians

Question:
What is the slope of the line y = 3x + 2?

Answer:
3

Question:
Solve for y: 5y – 20 = 0

Answer:
y = 4

Question:
What is the value of 7³?

Answer:
343

Question:
Define ‘prime number’.

Answer:
A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Question:
Calculate the mean of the following numbers: 2, 4, 6, 8, 10.

Answer:
6

Question:
What is a linear equation?

Answer:
A linear equation is an equation of the first degree, meaning it has no exponents higher than one.

Question:
Find the area of a circle with diameter 14 cm. (Use π = 22/7)

Answer:
154 cm²

Question:
What is the value of x in the equation x/4 = 3?

Answer:
x = 12

Question:
Simplify: 9x² – 4x²

Answer:
5x²

Science

Question:
What is photosynthesis?

Answer:
Photosynthesis is the process by which green plants use sunlight to synthesize food from carbon dioxide and water.

Question:
Define the term ‘ecosystem’.

Answer:
An ecosystem is a community of living organisms interacting with their physical environment.

Question:
What is the chemical formula of water?

Answer:
H₂O

Question:
Name the largest planet in our solar system.

Answer:
Jupiter

Question:
What is Newton’s second law of motion?

Answer:
Force equals mass times acceleration (F = ma).

Question:
What is the powerhouse of the cell?

Answer:
Mitochondria

Question:
Define ‘atom’.

Answer:
An atom is the smallest unit of matter that retains the properties of an element.

Question:
What gas do humans exhale?

Answer:
Carbon dioxide

Question:
What is the boiling point of water?

Answer:
100°C

Question:
Name the process by which liquid turns into gas.

Answer:
Evaporation

Question:
What is the main function of roots in plants?

Answer:
To absorb water and nutrients from the soil.

Question:
Define ‘acid’.

Answer:
A substance that donates hydrogen ions (H⁺) in a solution.

Question:
What is the unit of electric current?

Answer:
Ampere

Question:
Name the force that opposes motion between two surfaces.

Answer:
Friction

Question:
What is the basic unit of life?

Answer:
Cell

Question:
Define ‘gravity’.

Answer:
Gravity is the force that attracts a body toward the center of the earth.

Question:
What is the chemical symbol for gold?

Answer:
Au

Question:
Name the three states of matter.

Answer:
Solid, liquid, gas

Question:
What is DNA?

Answer:
DNA is the molecule that carries genetic information in living organisms.

Question:
What is the main source of energy for the Earth?

Answer:
The Sun

Social Science

Question:
Who was the first President of India?

Answer:
Dr. Rajendra Prasad

Question:
What is the capital of France?

Answer:
Paris

Question:
Define ‘democracy’.

Answer:
Democracy is a system of government where the citizens exercise power by voting.

Question:
What is the longest river in the world?

Answer:
The Nile River

Question:
Name the largest continent.

Answer:
Asia

Question:
What is the main economic activity in deserts?

Answer:
Nomadic herding and limited agriculture

Question:
Who wrote the Declaration of Independence?

Answer:
Thomas Jefferson

Question:
What is the currency of Japan?

Answer:
Yen

Question:
Define ‘culture’.

Answer:
Culture is the social behavior and norms found in human societies.

Question:
What was the Industrial Revolution?

Answer:
A period of major industrialization that transformed economies from agrarian to industrial.

Question:
Name the first man to walk on the moon.

Answer:
Neil Armstrong

Question:
What is the study of human societies and cultures called?

Answer:
Anthropology

Question:
Define ‘geography’.

Answer:
Geography is the study of places and the relationships between people and their environments.

Question:
What is the primary function of the United Nations?

Answer:
To promote international peace and security.

Question:
Who was the leader of the Indian independence movement?

Answer:
Mahatma Gandhi

Question:
What is the smallest country in the world?

Answer:
Vatican City

Question:
Define ‘economics’.

Answer:
Economics is the study of how societies use resources to produce goods and services.

Question:
What is the main language spoken in Brazil?

Answer:
Portuguese

Question:
Name the largest ocean on Earth.

Answer:
The Pacific Ocean

Question:
What is the significance of the Magna Carta?

Answer:
It limited the powers of the king and laid the foundation for modern democracy.

English

Question:
Define ‘noun’.

Answer:
A noun is a word that names a person, place, thing, or idea.

Question:
What is a synonym for ‘happy’?

Answer:
Joyful

Question:
Identify the verb in the sentence: “She runs every morning.”

Answer:
Runs

Question:
What is the opposite of ‘ancient’?

Answer:
Modern

Question:
Define ‘adjective’.

Answer:
An adjective is a word that describes a noun.

Question:
What is a simile?

Answer:
A simile is a figure of speech that compares two different things using ‘like’ or ‘as’.

Question:
Provide an example of a preposition.

Answer:
Under

Question:
What is the past tense of ‘go’?

Answer:
Went

Question:
Define ‘pronoun’.

Answer:
A pronoun is a word that takes the place of a noun.

Question:
What is the main idea of a paragraph?

Answer:
The central point or message the paragraph conveys.

Question:
Identify the adjective in the sentence: “The blue sky is clear.”

Answer:
Blue

Question:
What is an antonym for ‘difficult’?

Answer:
Easy

Question:
Define ‘conjunction’.

Answer:
A conjunction is a word used to connect clauses or sentences, such as ‘and’, ‘but’, ‘or’.

Question:
What is the plural of ‘child’?

Answer:
Children

Question:
Provide a synonym for ‘quick’.

Answer:
Fast

Question:
What is the subject in the sentence: “The cat sleeps on the mat.”

Answer:
The cat

Question:
Define ‘adverb’.

Answer:
An adverb is a word that modifies a verb, an adjective, or another adverb.

Question:
What is the future tense of ‘eat’?

Answer:
Will eat

Question:
Identify the pronoun in the sentence: “They are going to the park.”

Answer:
They

Question:
What is the past tense of ‘run’?

Answer:
Ran

Question:
Define ‘interjection’.

Answer:
An interjection is a word or phrase that expresses strong emotion or surprise.

Question:
What is the main purpose of a narrative?

Answer:
To tell a story or recount events.

Question:
Provide an example of an interjection.

Answer:
Wow!

Question:
What is the difference between ‘its’ and ‘it’s’?

Answer:
‘Its’ is a possessive pronoun, while ‘it’s’ is a contraction for ‘it is’ or ‘it has’.

Question:
Define ‘clause’.

Answer:
A clause is a group of words containing a subject and a predicate.

Question:
What is the direct object in the sentence: “She reads a book.”

Answer:
A book

Question:
Identify the main verb in the sentence: “They are playing soccer.”

Answer:
Are playing

Question:
What is a homophone?

Answer:
Words that sound the same but have different meanings and spellings.

Question:
Provide a synonym for ‘beautiful’.

Answer:
Lovely

Question:
Define ‘phrase’.

Answer:
A group of words that act as a single part of speech but do not contain both a subject and a verb.

Question:
What is the plural of ‘mouse’?

Answer:
Mice

Question:
Identify the adverb in the sentence: “She sings beautifully.”

Answer:
Beautifully

Question:
What is the present continuous tense of ‘write’?

Answer:
Am writing / Is writing / Are writing

Question:
Define ‘alliteration’.

Answer:
The occurrence of the same letter or sound at the beginning of adjacent or closely connected words.

Question:
What is the subject-verb agreement?

Answer:
Ensuring that the subject and verb in a sentence agree in number.

Question:
Provide an antonym for ‘increase’.

Answer:
Decrease

Question:
What is the past participle of ‘break’?

Answer:
Broken

Question:
Define ‘figurative language’.

Answer:
Language that uses figures of speech to be more effective, persuasive, and impactful.

Question:
What is the main theme of a story?

Answer:
The central topic or underlying message.