Q. What is the most important for living things to live?

Answer: Oxygen

Q. What are the two holes of human nose known as?

Answer: Nostrils

Q. What is the optical phenomenon in the fringe pattern of CD?

Answer: Interference

Q. Through what the plants are using their life cycle?

Answer: Seeds

Q. What is not considered as the fruit scientifically?

Answer: Broccoli

Q. From where does the plants are getting energy?

Answer: Sunlight

Q. Which part of the plant attracts insects to help with pollination?

Answer: Flowers

Q. On what is the principle of working of rockets based?

Answer: Law of conservation of momentum

Q. What is in the human tongue for tasting different things?

Answer: Taste buds

Q.  Who many incisor teeth do rats have?

Answer: Four

Q.  What is the percentage of fire related deaths due to smoke inhalation than the burns?

Answer: 80%

Q.  Fraction of volume of ice seen outside when immersed in water?

Answer: 10.5%

Q.  Which president is acknowledged as the world’ authority on American game animals?

Answer: Theodore Roosevelt

Q.  What is DMM?

Answer: Digital Multi Meter

Q.  Until now how many people have landed on moon?

Answer: 12

Q.  What are the bones known which makes up the spine?

Answer: Vertebrae

Q.  In which country the greatest tornadoes occur?

Answer: United States of America

Q.  Name the drug known as wonder drug?

Answer: Penicillin

Q. Whom used the wonder drug at its initial times?

Answer: U.S Navy and Army

Q.  When was penicillin made pubic?

Answer: 1944

Q.  Which is the saltiest sea in the world?

Answer: Dead Sea

Q.  Which colour indicate Highest Temperature?

Answer: Dull red

Q.  Why Dead Sea is known as Dead Sea?

Answer: Because of its saline nature and don’t drown people

Q.  What type of beetle is the scarab worshipped by Egyptians?

Answer: Dung Beetle

Q.  What is effect on your weight as you go down in to earth?

Answer: Decreases slightly

Q.  What is fog?

Answer: When dust particle get entangled in air particle in atmosphere

Q.  What is smog?

Answer: Smog is the mixture of dust and smoke particles entangled in air.

Q.  Which scientists are studying the motion?

Answer: Physicist

Q. Which is the force resisting motion of different objects?

Answer: Friction

Q.  Which ball would travel long distance if launched from catapult either cotton or iron ball?

Answer: Iron ball

Q.  Why do cotton ball do not travel long distance if thrown?

Answer: Because of light weight

Q.  Which force is pulling earth towards its centre?

Answer: Gravity

Q.  Who gave the laws of motion?

Answer: Newton

Q.  Will adding weight to your car affect its motion?

Answer: It will move slower than normal speed

Q.  What is the light year?

Answer: The distance traveled by light in one year

Q.  Which law says that an object in motion will stay in motion unless another forces changes that?

Answer: Newton First Law

Q.  Which law of motion say that for every action there is an eual and opposite reaction?

Answer: Newton Third Law

Q.  What is acceleration?

Answer: Rate of change of velocity

Q. What is force?

Answer: The push or pull

Q.  Define weight?

Answer: The force of gravity on an object.

Q.  What is LPG?

Answer: Liuefied Petroleum Gas

Q.  What does LPG contains?

Answer: Butane and Propane

Q.  What force is used for the launching rockets?

Answer: Air Pressure

Q.  Which of the following best explains why your body leans to the side when taking a sharp turn in a car?

Answer: Inertia

Q.  Which component of soil is made of the living materials previously?

Answer: Organic matter

Q.  What is the name of scientist who studies plants living or dead?

Answer: Botanist

Q.  Who studies the living animals?

Answer: Zoologist

Q.  What is the part of flower having the charge to perform photosynthesis?

Answer: Leaves

Q. How plants make their food?

Answer: Through photosynthesis

Q.  What does coffee contains?

Answer: Caffeine

Q.  What is the name of gadget used for the detection of feeble current?

Answer: Galvanometer

Q.  What does ammeter reads?

Answer: Current

Q.  What are the leaves called that people use to flavor their food?

Answer: Herbs

Q.  Which of the component of soil is absorbing water at most?

Answer: Clay

Q.  What is the most important factor for the conduction of photosynthesis?

Answer: Sunlight

Q.  What part of the flowers are containing the pollen?

Answer: Anther

Q.  What are the tiny tubes called inside the stem that bring water from the roots to the rest of the plant?

Answer: Xylen

Q.  Is sunlight a must for the process of pollination?

Answer: No

Q. Do sponges have a heart?

Answer: No

Q.  How many poles do all magnets have?

Answer: Two poles

Q.  What are the units for the measurements of radioactive element activity?

Answer: The Becueral(1 B = 1 disintegration per second)

Q.  What would you get if you mix all light colours together?

Answer: White

Q.  What is the symbol of element silver?

Answer: Ag

Q.  How much patents did Thomas Edison filed alone?

Answer: 1093

Q.  What does ATP stands for?

Answer: Adenosine triphosphate

Q.  What does ADP stands for?

Answer: Adenosine diphosphate

Q.  What is affecting the sevices of Earth, either meteor or meteorite?

Answer: Meteorite

Q.  What is the shortest magnet of the Universe?

Answer: A neutron star

Q. Which is the hottest planet of the solar system?

Answer: Venus

Q.  What is the temparature on Venus?

Answer: 460°C

Q.  Why does eyesight changes as you get older?

Answer: The eye’s lens continues to grow throughout life, becoming thicker and less transparent.

Q.  What is the distance of moon from earth?

Answer: 384,400 km

Q.  Where sound travels faster either in water or air?

Answer: Water

Q.  What is the amount of salt in average human body?

Answer: 250 gms

Q.  What is the reason for popping up of bubbles?

Answer: Bubbles get dry from surrounding air

Q.  How many bones are there in human body?

Answer: 206

Q.  Manometer used for

Answer: Measuring the pressure of closed system

Q.  Which organisms are known as the oldest fossils?

Answer: Blue-Green Algae

Q. What is the shape of human’s DNA?

Answer: Double helix

Q.  What is the shape of RNA?

Answer: Spiral

Q.  What are the bones around the chest known as for protection of heart and lungs?

Answer: Ribs

Q.  What is the flow of blood form heart to all parts of body known as?

Answer: Circulation

Q.  Which part of human body is serving purpose of maintaining balance?

Answer: Ears

Q.  The outside layer of skin on the human body is called the?

Answer: Epidermis

Q.  What is the cause of maximum deaths in the United States than lightening?

Answer: Tornadoes

Q.  What is given to wood whose normal cells have been replaced with mineral deposits?

Answer: Petrified wood

Q.  What is the type of pollination caused by birds?

Answer: Ornithophily

Q.  What are rodents?

Answer: The animals who eat by stealing food

Q. What is the unit scoville heat used for?

Answer: Measurement of heat of chilies

Q.  Where is the largest known meteorite crater on earth?

Answer: Vredefort Ring in South Africa

Q.  What name is given to the planets located outside solar system?

Answer: Exoplanets

Q.  Which blood type is the rarest in the humans?

Answer: AB negative

Q.  Which of the Australian timber has made the London Docks?

Answer: Syncarpia glomulifera

Q.  What is the name of Sydney Blue Gum?

Answer: Eucalyptus saligna

Q.  Which substance is the hardest in the entire human body?

Answer: Tooth enamel

Q.  Which is the longest type of cell in human body?

Answer: Neurons

Q.  Which is the only metal to be liuid at room temperature?

Answer: Mercury

Q.  Who is the invetor of battery?

Answer: Count Alessandro Volta

Q. What is the location of Pinna in human bodies?

Answer: Outer ear