Dr. Homi Bhabha Exam sample question paper for Class 6 with our comprehensive set 1 is designed specifically for students following the Maharashtra State Board curriculum, aligning perfectly with the textbooks for 4th, 5th, and 6th standards. This question paper also incorporates relevant content from ICSE, IB, and CBSE syllabi, ensuring a well-rounded preparation.
With questions set at a medium difficulty level, students can effectively enhance their understanding and confidence. Each question aims to challenge students while reinforcing their knowledge, making this resource invaluable preparing for DHBBVS.
Which of these is an example of a living thing?
a) Rock b) Tree c) Sand d) Water
Answer: b) Tree
Explanation: Trees are living because they grow, reproduce, and perform life processes like photosynthesis. Rocks, sand, and water are non-living things.Plants make their food through a process called:
a) Respiration b) Photosynthesis c) Digestion d) Excretion
Answer: b) Photosynthesis
Explanation: Plants use sunlight, water, and carbon dioxide to produce food (glucose) through photosynthesis, a process that occurs in chlorophyll-containing cells.What is the main source of water on Earth?
a) Lakes b) Rivers c) Oceans d) Wells
Answer: c) Oceans
Explanation: Oceans cover over 70% of the Earth’s surface and hold the majority of the planet’s water.Which sense organ helps us to taste food?
a) Nose b) Eyes c) Tongue d) Skin
Answer: c) Tongue
Explanation: The tongue contains taste buds that allow us to detect flavors in food.
The process of water changing into water vapor is known as:
a) Condensation b) Freezing c) Evaporation d) Boiling
Answer: c) Evaporation
Explanation: Evaporation is when water turns into vapor, generally due to an increase in temperature.The basic unit of matter is called:
a) Cell b) Tissue c) Atom d) Molecule
Answer: c) Atom
Explanation: Atoms are the smallest units of matter and form the building blocks of all substances.The green pigment in leaves that helps in photosynthesis is called:
a) Glucose b) Chlorophyll c) Carotene d) Anthocyanin
Answer: b) Chlorophyll
Explanation: Chlorophyll is the green pigment that absorbs sunlight, enabling photosynthesis in plants.The organ responsible for filtering blood in our body is:
a) Heart b) Lungs c) Kidneys d) Liver
Answer: c) Kidneys
Explanation: Kidneys filter waste from the blood, which is then excreted as urine.Which part of the plant is responsible for taking in water from the soil?
a) Stem b) Roots c) Leaf d) Flower
Answer: b) Roots
Explanation: Roots absorb water and nutrients from the soil, essential for the plant’s growth.
Which of the following is a renewable source of energy?
a) Solar energy b) Coal c) Oil d) Natural gas
Answer: a) Solar energy
Explanation: Solar energy is renewable because it is naturally replenished by the sun, unlike coal, oil, and natural gas.The Earth’s rotation causes:
a) Seasons b) Day and Night c) Moon Phases d) Tides
Answer: b) Day and Night
Explanation: Earth’s rotation on its axis creates the cycle of day and night as different parts of Earth face the Sun.Which of these is the smallest particle of a compound that retains its properties?
a) Atom b) Molecule c) Cell d) Nucleus
Answer: b) Molecule
Explanation: A molecule is the smallest part of a compound with the compound’s chemical properties, composed of two or more atoms.In which state of matter are molecules closest together?
a) Solid b) Liquid c) Gas d) Plasma
Answer: a) Solid
Explanation: In solids, molecules are tightly packed, making solids denser than liquids or gases.Which gas is essential for human respiration?
a) Nitrogen b) Oxygen c) Carbon dioxide d) Argon
Answer: b) Oxygen
Explanation: Humans and animals require oxygen to breathe, which is vital for cellular respiration.What force pulls objects towards the Earth?
a) Magnetic force b) Gravitational force c) Nuclear force d) Electrostatic force
Answer: b) Gravitational force
Explanation: Gravity is the force that pulls objects toward the center of the Earth.The boiling point of water is:
a) 50°C b) 100°C c) 150°C d) 200°C
Answer: b) 100°C
Explanation: At standard atmospheric pressure, water boils at 100°C.Which is the largest planet in our solar system?
a) Earth b) Mars c) Jupiter d) Saturn
Answer: c) Jupiter
Explanation: Jupiter is the largest planet, known for its giant gas composition and strong magnetic field.The main component of air is:
a) Nitrogen b) Oxygen c) Carbon Dioxide d) Argon
Answer: a) Nitrogen
Explanation: Nitrogen makes up about 78% of Earth’s atmosphere.Which of the following processes releases oxygen?
a) Respiration b) Digestion c) Photosynthesis d) Excretion
Answer: c) Photosynthesis
Explanation: During photosynthesis, plants release oxygen as a by-product while producing glucose.What is the smallest unit of life?
a) Cell b) Organ c) Tissue d) System
Answer: a) Cell
Explanation: Cells are the basic structural and functional units of all living organisms.Which part of the human body controls our thoughts and actions?
a) Heart b) Stomach c) Brain d) Lungs
Answer: c) Brain
Explanation: The brain is the central organ that manages thoughts, actions, and other vital functions.The main purpose of the heart is to:
a) Filter blood b) Digest food c) Pump blood d) Store oxygen
Answer: c) Pump blood
Explanation: The heart pumps blood through the circulatory system, supplying oxygen and nutrients to tissues.Which layer of the Earth do we live on?
a) Mantle b) Core c) Crust d) Atmosphere
Answer: c) Crust
Explanation: The Earth’s crust is the outermost layer, where humans and other organisms live.Which of the following materials is transparent?
a) Wood b) Plastic c) Glass d) Metal
Answer: c) Glass
Explanation: Transparent materials like glass allow light to pass through, making objects on the other side visible.An object that blocks all light from passing through is called:
a) Transparent b) Translucent c) Opaque d) Reflective
Answer: c) Opaque
Explanation: Opaque materials do not allow any light to pass through, such as wood and metals.How many bones are there in an adult human skeleton?
a) 100 b) 250 c) 180 d) 206
Answer: d) 206
Explanation: An adult human has 206 bones that provide structure and support for the body.What is the name of the process by which water vapor turns back into liquid?
a) Evaporation b) Condensation c) Sublimation d) Freezing
Answer: b) Condensation
Explanation: Condensation is the process where water vapor cools down to form liquid water.Which planet is known for its rings?
a) Mars b) Venus c) Saturn d) Mercury
Answer: c) Saturn
Explanation: Saturn is famous for its distinct ring system, made up of ice and rock particles.Which of the following is an insulator of electricity?
a) Plastic b) Copper c) Aluminum d) Iron
Answer: a) Plastic
Explanation: Plastic does not conduct electricity, making it a good insulator.The Sun appears to rise in the:
a) North b) West c) East d) South
Answer: c) East
Explanation: Due to Earth’s rotation, the Sun appears to rise in the east and set in the west.Which type of soil can hold the most water?
a) Sandy b) Clay c) Gravel d) Loamy
Answer: b) Clay
Explanation: Clay particles are small and compact, allowing them to retain more water than sandy or gravel soil.Which part of the plant develops into a fruit?
a) Root b) Flower c) Stem d) Leaf
Answer: b) Flower
Explanation: The flower’s ovary develops into a fruit after fertilization.Which mineral is essential for strong bones and teeth?
a) Iron b) Magnesium c) Calcium d) Potassium
Answer: c) Calcium
Explanation: Calcium is crucial for healthy bones and teeth.What is used to measure weight?
a) Thermometer b) Balance scale c) Stopwatch d) Hygrometer
Answer: b) Balance scale
Explanation: A balance scale measures an object’s weight or mass.
Who is known as the “Father of Modern Physics”?
a) Albert Einstein b) Isaac Newton c) Nikola Tesla d) Marie Curie
Answer: a) Albert Einstein
Explanation: Albert Einstein is often called the Father of Modern Physics due to his revolutionary contributions, such as the theory of relativity.The study of stars and planets is called:
a) Geology b) Astronomy c) Ecology d) Meteorology
Answer: b) Astronomy
Explanation: Astronomy is the study of celestial objects and the universe as a whole.What is the chemical symbol for Gold?
a) Au b) Ag c) Cu d) Fe
Answer: a) Au
Explanation: The symbol “Au” for gold is derived from its Latin name “Aurum.”Which planet is closest to the sun?
a) Mercury b) Venus c) Earth d) Mars
Answer: a) Mercury
Explanation: Mercury is the closest planet to the Sun in our solar system.What is the boiling point of water in Fahrenheit?
a) 212°F b) 100°F c) 150°F d) 250°F
Answer: a) 212°F
Explanation: Water boils at 212°F (100°C) under standard atmospheric pressure.Which vitamin is also known as the “Sunshine Vitamin”?
a) Vitamin A b) Vitamin C c) Vitamin D d) Vitamin K
Answer: c) Vitamin D
Explanation: The skin produces Vitamin D when exposed to sunlight.
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