Class 6 Science Question Answers

The planet known as the ‘blue planet’ is the _ _ _ _ _ _A. EarthB. MarsC. JupiterD. Pluto

Define and give one example of a balanced diet.

Differentiate between the terms sedimentation and decantation with a suitable experimental technique.

Explain with an example how you will use the metre ruler if the ends of the ruler are broken.

Prepare a chart to show various vitamins and minerals and the disorders caused by their deficiency?

The process of removing the fleece of sheep along with a thin layer of skin is calledA.ShearingB.SoaringC.ScoutingD.Scouring

The mixture of pebbles and sand can be separated by using handpicking.A.TrueB.False

Which type of food is known as body-building food?

Which of the following is an advantage of synthetic fibre over natural fibre?A.DurabilityB.Burn readilyC.Non-biodegradableD.Sensitive

Which of the following can be recycled? A.NewspaperB.TextbookC.Cardboard sheetsD.All of above

State whether true or falseA pinhole camera can take pictures of a moving object?(A) True(B) False

Give two examples each of modes of transport used on land water and air

What are the major parts of plants?

The 2000-year-old seed excavated from King Herod’s palace at dead sea belongs to a. Lupine arcticusb. Strobilanthus kunthianac. Dendrocalamus strictusd. Phoenix dactylifera

What is deficiency disease?

Why is water very precious for all living beings?

What do people generally wear in the monsoon season?A.Light cottonB.Warm clothesC.Jacket and gloveD.None

What are the important characteristics of growth? Describe in brief.

The layer of air around earth is known as-

The separate mud from muddy water we can use filtration. The mud collected in the filter paper is known as _ _ _.(A) filtrate(B) residue(C) crystals(D) mixture

How is cactus adapted to survive in a desert?

Sheet erosion is due to-a. Fast running riversb. Windc. Heavy rainsd. Occasional rains

Which of the following food item can be preserved by wrapping in a damp clothA. OnionB. Garlic C. CorianderD. Cooked rice

It is not proper to breathe through our nose because:A.The dust particles would enter our bodies.B.More carbon dioxide would be inhaledC.Our throat will become soreD.We will catch a cold easily.

How did the earth form?

Balanced diet is necessary for maintaining a healthy body.a. True b. False

Give an example of an animal that can walk climb and fly in the air.

What does a red traffic light signify?A.StopB.Move fastC.Slow downD.None of the above

What happens to the water when wet clothes dry?

Describe the process of spinning and weaving.

The device on which weaving is done is called:a.) Loomsb.) Ginningc.) Weaving machined.) Netting device

In the given table the names of the animals have given mention the food which they eat.Name of the animalFood animals eatBuffaloCatRatLionTigerSpiderHouse lizardCowHuman beingButterflyCrowOther

Maximum fat contents are present in the meat of -- A .Pork B. Mutton C .Beet D. Chicken

What is mastication? Explain about the teeth used in mastication.

What are natural and man-made materials? Give examples.

Make a table of given objects and the materials they are made of : Plate Pen Bucket Knife.

The circuit component which is used to close or break a circuit is:A. BulbB. SwitchC. WireD. Cell

Write a note on the effect of material of the container on the food storage.

The major components of food which is required by the body for wear and tear are ______.A. VitaminsB. MineralsC. SaltsD. Proteins

The layer of atmosphere between 10 km to 50 km above the sea level is called as:A) TroposphereB) MesosphereC) StratosphereD) Thermosphere

What is the meaning of “Jal Hai to Kal Hai”?

Balanced diet is necessary for maintaining a healthy body. Comment.

How much bigger is the sun’s diameter than the earth’s?

What are the 3 main minerals plants need?

The vitamin whose content increases after milk conversion into curd by lactic acid bacteria is?a. Vitamin C b. Vitamin Dc. Vitamin \\[{B_{12}}\\]d. Vitamin E

What is sieving? Where can it be used?

Polymorphism is shown byA) PhysaliaB) TermiteC) TrypanosomaD) All of the above

Which material is most suitable to make the front-view mirror glass of a car?\n \n \n \n \n A. MO6B. MO3C. MO1D. MO4

Where would you place human beings on the basis of the food that they eat?

Write first five multiples of $8$.

How does the unequal heating of Earth’s surface cause winds?

Match the objects given below with the materials from which they could be made. Remember an object could be made from more than one material and a given material could be used for making many objects.ObjectsMaterialsBookGlassTumblerWoodChairPaperToyLeatherShoesPlastics

A negatively charged ion is known as ______.

Which of the following is a star?(A) Sun(B) Mercury(C) Pluto(D) Venus

An example of biotic component in nature is:A.CellsB.Organic moleculesC.PlantsD.All of the above

Which of the following is the function of nutrients ?A.It regulates the growth and development of the body.B.It helps in digestion.C.It helps in energy production.D.All of the above.

Differentiate between herbs and shrubs.

State some methods to convert a glass sheet into a translucent sheet ?

A mixture of water and NaCl can be separated by?(A) Sublimation(B) Evaporation(C) Decantation(D) Filtration

Which one of the following is a desirable change?(A) Burning of house (B) Floods(C) Landslides(D) Burning of cooking gas

What are slow and fast changes? Give examples.

Name two items that are made from coconut fiber.

Which part of the carrot plant is used as food?a) Leafb) Rootc) Stemd) All of the above

Small plants which live for one or two season are called asa. Herbsb. Shrubsc. Treesd. Algae

The process of removing seeds from cotton is called ginning.A) TrueB) False

The length of the shadow will be longest when theA. Angle between the source of light and the object is $45$ B. Source of light and the object are parallel to each otherC. Source of light and the object are perpendicular to each otherD. Angle between the source of light and the object is $60$

Why does the pinhole camera produce an inverted image?\n \n \n \n \n A) The light passing through a convex lens produces an inverted image.B) The light passing through a concave lens produces an inverted image.C) The light travelling in a straight line passes through the aperture to produce an inverted image. D) The pinhole camera produces an upright image.

Which of the following isn't a source of carbohydrates?(A) Maize(B) Potato(C) Rice(D) Meat

Sieving allows the fine particles to pass through the holes of the sieve while the bigger flour particles remain in the sieve.A. trueB. false

What is Science?

How many Earths can fit into VY Canis Majoris the largest known star?

How long would it take a rocket ship to reach Venus?

The movement of Earth around its own axis is called(A). Rotation(B). Translation(C). Revolution(D). Oscillation

Which of the following is not soluble in water?A.SaltB.SugarC.OxygenD.Sand

Name some modern fabrics formed by unstitched pieces of fabric.

The body mass index (BMI) or Quetlet index is a heuristic proxy for human body fat based on an individual's weight and height. BMI does not actually measure the percentage of body fat. Body mass index is defined as the individual's body weight divided by the square of his or her height. The formula universally used in medicine produce a unit of measure of kg\/m2. Archana who is 32 years old consumes 1900 calories per day and does no exercise. She weighs 150 pounds and she is 5.3 feet tall. Choose the correct answer regarding her BMI. [Note : 1 pound = 0.45 kg; 1 foot = 30.4 cm.]A. Archana’s BMI is 40.4 and she is over-weighedB. Archana’s BMI is 26.01 and she is over-weighedC. Archana’s BMI is 40.4 and she is obeseD. Archana’s BMI is 28.86 and she is obese

Explain the importance of food for living organisms.

Which of the following is essential for the maintenance of life?A. Nutrients B. Balanced dietC. PlantsD. Animals

Write any two precautions to prevent mishappening on roads.

Essential elements areA. Only macronutrientsB. Only micronutrientsC. Both macro and micronutrientsD. C H O and N only

Is a bottle gourd plant a climber or a creeper?

Three identical towels of red blue and green color are hanging on a clothesline in the sun. What would be the color of shadows of these towels ?

How to make a pale yellow colour by mixing two colours?

Name the following.Food products made from the sheep’s milk.

Soft iron pieces are placed across the ends of the bar magnets when stored. Such pieces are called a) Preservativesb) keepers c) Compass d) Poles

Which colour absorbs more heat?\tA.WhiteB.BlackC.PinkD.Orange

Define ginning of cotton.

Do you find that all living beings need the same kind of food?

What is essential for all living organisms?A. To walkB. FoodC. MilkD. None of the above

Which of the following food items is not a milk product?A. CreamB. CheeseC. ChapathiD. Ghee

Name the major gas present in the:(a) inhaled air(b) exhaled air

How long does it take for a star to form? Have we seen stars form?

How many moons does Venus have?

Suggest any three ways you can think of to avoid wastage of food.

Give two examples of trees.

Which part of the symbol of the battery shows positive and negative terminals.How can we connect the cells to make a battery?

Which of the following is lustrous?A.Steel furnitureB.Wooden furnitureC.Plastic chairD.Football

Dark colour of beast muscles of a bird of flight is due to the high concentration of a. Mitochondriab. Haemoglobinc. Myoglobind. Both myoglobin and mitochondria

Who am I ?I am found in a thermometer. I measure your temperature.

List the steps involved in the preparation of fabric?