Mock Test on 11th Class (Science)

Which sentence is in the present perfect tense?

Which sentence is written in the passive voice?

Identify the sentence that uses a noun clause correctly.

Which sentence contains a correct use of a preposition?

Select the correctly reported speech for: “I will visit the museum tomorrow.”

Which sentence is in the past perfect tense?

Identify the sentence that correctly uses a relative clause.

Choose the sentence with an appropriate adverb clause.

Which sentence employs the future perfect tense correctly?

Select the sentence that correctly transforms active to passive voice.

Which sentence correctly changes direct speech into reported speech?

Identify the sentence with the correct use of a conditional clause.

Choose the sentence that correctly uses an infinitive phrase.

Which sentence demonstrates proper subject–verb agreement?

Identify the sentence that uses reported questions correctly.

Which sentence correctly employs a prepositional phrase to indicate location?

Select the correct reported speech for the command: “Close the door!”

Which sentence properly distinguishes between past simple and past perfect?

Identify the sentence with a correct conditional structure (Type 1).

Which sentence converts an active sentence with a modal verb into passive voice correctly?

Choose the sentence that correctly uses “between” in context.

Which sentence shows the correct change of pronouns in reported speech?

Identify the sentence that correctly employs the future continuous tense.

Which sentence contains a non‑defining relative clause correctly?

Select the sentence that properly forms the passive with the causative “have.”

Fill in the blank with the correct preposition: “She is renowned ___ her excellent performance.”

Which sentence best describes a habitual action in the present simple?

Identify the sentence that uses a non‑essential (non‑defining) clause correctly.

Convert the command “Please be quiet” into reported speech.

Which sentence correctly describes a habitual action in the past using the simple past tense?

Balance the equation: Fe + O₂ → Fe₂O₃.

Balance the combustion reaction: C₃H₈ + O₂ → CO₂ + H₂O. (Find the coefficient of O₂)

Balance the equation: Al + O₂ → Al₂O₃.

In the reaction: Zn + HCl → ZnCl₂ + H₂, what is the balanced equation?

Balance the equation: Na + H₂O → NaOH + H₂

Balance the decomposition reaction: 2KClO₃ → KCl + O₂.

Which organ is primarily responsible for pumping blood throughout the body?

Which type of blood cell is mainly responsible for oxygen transport?

Which part of the human brain regulates breathing and heart rate?

Which gland produces insulin to regulate blood sugar levels?

What is the primary function of the kidneys?

Which tissue in the human body is responsible for rapid communication via electrical signals?

What is the term for the bending of light as it passes from one medium into another?

Which instrument is used to measure the refractive index of a substance?

Which type of lens is used to correct nearsightedness (myopia)?

The separation of white light into its constituent colors is known as:

A real image is formed by a converging lens when the object is placed:

Which mirror type produces an inverted, real image?

Which material is typically ferromagnetic at room temperature?

What instrument is used to measure the strength of a magnetic field?

Which phenomenon is responsible for generating a magnetic field around a current‑carrying conductor?

A bar magnet has two poles. What are they called?

In a solenoid, increasing the number of coils generally:

Which device uses electromagnetic induction to convert mechanical energy into electrical energy?

What does the term “biodiversity” refer to?

An ecosystem consists of which of the following?

Which term describes a relationship where one organism benefits while the other is neither harmed nor benefited?

Which of the following is a primary producer in most ecosystems?

What is the process by which plants convert sunlight into chemical energy?

Which of the following best describes a food chain?

Solve the quadratic equation: x² – 5x + 6 = 0.

Find the discriminant of the equation: 2x² + 4x + 2 = 0.

For the quadratic equation: x² – 3x – 10 = 0, the sum of the roots is:

Determine the product of the roots of x² + 7x + 12 = 0.

If x² – (k+2)x + k = 0 has equal roots, then k equals:

Solve the equation: 2x² – 8x = 0.

Find the HCF of 18 and 24.

Find the LCM of 5 and 15.

If the HCF of two numbers is 4 and their product is 192, then the LCM is:

The HCF of 36 and 48 is:

Determine the LCM of 8 and 12.

If two numbers are 14 and 21, their HCF is:

What is the probability of rolling a 4 on a fair six‑sided die?

If one card is drawn from a standard deck of 52 cards, the probability of drawing a heart is:

The probability of an event not occurring, if its probability is 0.3, is:

If a coin is tossed twice, the probability of getting two heads is:

In a bag with 3 red, 4 blue, and 5 green marbles, the probability of drawing a blue marble is:

When two dice are rolled, the probability of their sum being 7 is:

Find sin 30°

Find cos 60°

If tan θ = 1, then θ (in the first quadrant) is:

The value of sin²θ + cos²θ is always:

If sin θ = 0.6 and θ is acute, then cos θ is approximately:

Find tan 45°.

What is the sum of the interior angles of a triangle?

What is the area of a rectangle with length 8 cm and width 3 cm?

The equation of a circle with center (0,0) and radius 5 is:

Find the perimeter of a square with side length 4 cm.

In a right‑angled triangle with one angle 30°, the ratio of the side opposite to 30° to the hypotenuse is:

What is the length of the hypotenuse of a right‑angled triangle with legs 3 cm and 4 cm?

Which tech company unveiled the world’s first fully autonomous quantum AI assistant in early 2025?

In 2025, which country achieved a major breakthrough by launching the first fully solar-powered high-speed train network?

Which energy source has seen a record 35% increase in global adoption in 2025?

Which country became the first to introduce a central bank digital currency (CBDC) fully integrated with blockchain technology in 2025?

In 2025, which breakthrough technology revolutionized personalized medicine by using large-scale CRISPR gene-editing?

Which streaming platform set a record by becoming the first to reach 500 million subscribers globally in 2025?

Which company successfully launched the first commercial electric vertical takeoff and landing (eVTOL) air taxi service in 2025?

Which nation became the first to establish a permanent lunar research base in 2025?

Which fashion trend dominated global runways in 2025, emphasizing sustainability and tech-integrated clothing?

Which new social media platform became a sensation in 2025 by combining augmented reality with short-form video content?