Showing posts with label class6-science. Show all posts
Showing posts with label class6-science. Show all posts

Saturday 20 April 2013

CBSE Class 6 - Science - Ch2: Components of Food (MCQs)

Components of Food 

(MCQs)

Q1: Which of the following is a protective food?
(a) milk
(b) oils & fats
(c) fruits
(d) cereals


Q2: Goitre: swelling of thyroid glands occurs due to the deficiency of _________.

(a) iron
(b) pottasium
(c) phosphorus
(d) iodine


Q3(NCERT): Which of the following nutrients is not present in milk?

(a) Protein
(b) Vitamin C
(c) Calcium
(d) Vitamin D

Monday 1 April 2013

CBSE Class 6 - Science - CH1 - Food: Where Does It Come From? (MCQs)

Food: Where Does It Come From?

MCQs

Q1: What are the ingredients of preparing Chapati?

(a) Atta (Wheat Flour) only
(b) Water only
(c) Both Atta and water
(d) None of these


Q2: Which of the following is NOT an ingredient for preparing Dal?

(a) Pulses
(b) Kerosene
(c) Oil or Ghee
(d) Salt


Q3: Which one of the following is a carnivore animal?
(a) Sparrow
(b) Owl
(c) Parrot
(d) Cow

Saturday 1 December 2012

CBSE Class 6 - Science - CH 11 - LIGHT, SHADOWS AND REFLECTIONS (#class6Science)(#eduvictors)

LIGHT, SHADOWS AND REFLECTIONS

Umbra and Penumbra - CBSE Class 6 - Science - CH 11 - LIGHT, SHADOWS AND REFLECTIONS (#class6Science)(#eduvictors)
Umbra and Penumbra
Types of Shadows
NCERT Solution, Q & A

Q1(MCQ): A body which emits light by itself is

(a) Luminous body
(b) Non-luminous body
(c) Shadow
(d) Opaque body

Answer: (a) Luminous body


Sunday 4 November 2012

CBSE class 6 - Science - CH 15 - Air Around Us

Air Around Us
Class 6 Science Air Around Us
Air Balloon
NCERT Solution and Q & A

Q1: What is the composition of air?
Answer: Air is a mixture gases, water vapours and dust particles. Largely it consists of:
  1. Nitrogen (79%)
  2. Oxygen (20%)
  3. Carbon Di-Oxide (1%)
  4. Other gases like Helium, Hydrogen etc.
  5. Water Vapours
  6. Dust particles

Thursday 18 October 2012

CBSE Class 6 - Science - CH 16 - Garbage In Garbage Out

Garbage In Garbage Out
Garbage In Garbage Out
Trash Cans
(Green Bin:Recyclable,
Red Bin:Non Recyclable garbage)
credits: By Scott Meltzer
(NCERT Chapter Answers and Q & A)

Q1: Fill in the blanks

Answer:
1. Converting plant and animal waste including that from kitchen, into manure, is called composting.
2. A garbage dump is also used as landfill.
3. The method of making compost from kitchen garbage using redworms is called vermicomposting.
4. Consuming food packed in such plastic bags could be harmful to our health.


Wednesday 26 September 2012

Science (Quiz) for CTET, Class 6, 7 and 8

Science (Quiz) 
Science Quiz

For CTET (Env. Studies Paper-1), Class 6, 7, 8 and NTSE

Q1: Which of the following is an energy giving food?

(a) Bread
(b) Pulses
(c) Fish
(d) Green Vegetables

Thursday 20 September 2012

CBSE Class 6 - Science - CH14 - Water

Water
One can live only about 1 week
without water
NCERT Chapter Solutions, MCQs, Q & A

Q1: Fill up the blanks in the following:

(a) The process of changing of water into its vapour is called _________________.
(b) The process of changing water vapour into water is called _________________.
(c) No rainfall for a year or more may lead to _________________ in that region.
(d) Excessive rains may cause _________________.
(e) Water disappears from wet clothes by the process of ___________________.
(f) In winter mornings , __________is formed due to condensation of water vapour near the ground.
(g) The major natural source of water is _________________.
(h) Many tiny water droplets high up in the air, come together and fall down as _____________, __________ and ___________.

Answer:

Thursday 13 September 2012

CBSE Class 6 - Science - CH 12 - Electricity and Circuits

Electricity and Circuits

NCERT Chapter Solutions and Q & A

Q1. Fill in the blanks :
(a) A device that is used to break an electric circuit is called _______________.
(b) An electric cell has _______________ terminals.
(c) Electric cell is a device which converts energy of chemicals into ________________energy.
(d) The electric energy which is supplied in our home comes from electric  _______________houses.
(e) An electric ______________ is a continuous path along which the current flows.
(f) If the filament of a bulb breaks, it is said to be ______________.
(g) Rubber is a good example of electric ______________.

Sunday 26 August 2012

Class 6 - Science - CH9 - The Living Organisms and Their Surroundings

The Living Organisms and Their Surroundings
Cockatoo - Can it survive without mangrove?

(NCERT Chapter Solution and other Q & A)

Q1: What is a habitat?
Answer: The surroundings where plants and animals live, is called their habitat. A habitat provides suitable climatic conditions like food and shelter so that plants and animals can live there.

Q2: Do all organisms live in same habitat?
Answer: No all organisms do not live in same habitat. Some may share the habitat e.g. lion and deer. For example camel can live in deserts only while frogs can survive in fresh/rain water.

Thursday 5 July 2012

Class 6 - Science - CH4 - Sorting Materials into Groups

NCERT Chapter Answers and  other Q & Answers

Ever wonder how mails are sorted and posted. Watch this video (source: you tube)

Q1: Name five objects which can be made from wood.
Answer:
  1. Chair
  2. Table
  3. Plough, 
  4. Bullock cart and its wheels
  5. Door

Sunday 24 June 2012

CBSE Class 6 Science - CH6 - Changes Around Us

Changes Around Us

Trees buried under Earth for
million years changed into coal
NCERT Chapter Solutions and other Q & A

Q1: To walk through a waterlogged area, you usually shorten the length of your dress by folding it. Can this change be reversed?

Answer: Yes, by unfolding the dress we can reverse this change.

Q2: What are the various types of changes?

Answer: Changes can be categorised as:
  1. Slow and fast changes.
  2. Reversible and irreversible changes.
  3. Natural and man-made changes.
  4. Periodic and non-periodic changes.
  5. Physical and chemical changes.

Thursday 7 June 2012

CBSE - Class 6 - Science - CH 13 - Fun with Magnets

NCERT Chapter Solutions

Magnetic Hill at Leh road (India) - which can pull cars
(source: wikipedia)

Q1: Fill in the blanks in the following:

Answer:
(i) Artificial magnets are made in different shapes such as _bar-magnet_, _cylindrical_ and _horse-shoe magnet_.

(ii) The Materials which are attracted towards a magnet are called_magnetic materials_.

(iii) Paper is not a _magnetic_ material.
(Explanation: Paper does not attract to magnet. Therefore it is a non-magnetic material).

(iv) In olden days, sailors used to find direction by suspending a piece of _bar magnet_.

(v) A magnet always has _two__ poles (i.e. North Pole and South Pole).

Monday 28 May 2012

CBSE-Class 6 - Science - Ch8 - Body Movements

NCERT Chapter Solutions and other Q & A


Bones help in movement
(credits:bestanimatios.com)
Q1: Fill in the blanks:

Answer:
(a) Joints of the bones help in the _movement_ of the body.

(b) A combination of bones and cartilages forms the _skeleton_ of the body.

(c) The bones at the elbow are joined by a _hinge_ joint.

(d) The contraction of the _muscle_ pulls the bones during movement.


Wednesday 9 May 2012

Class 6 - Science - CH3 - Fibre to Fabric

Cotton Bolls
(source:wpclipart.com)

NCERT Chapter Solutions and other Q & A


Q1: What is a fibre?
Answer: A fibre is a thread which can be spun into strings, rope and clothes. A fibre can be obtained naturally or artificially.

Q2: Define Natural Fibres.
Answer: The fibres which we obtain from nature i.e. from animals and plants are called natural fibres.

Saturday 5 May 2012

Class 6 - Science - CH5 - Separation of Substances #class6Science #eduvictors

Class 6 - Science - CH5 - Separation of Substances 

NCERT Solutions and Study notes.

Distillation
source:http://www.arthursclipart.org

Q1. Why do we need to separate different components of a mixture? Give two examples.
Answer: We need to separate the components of a mixture for the following reasons:
  1. Remove the unwanted impurities.
  2. Remove the substances that are harmful to our health.
  3. Obtain pure substances.
  4. Separate two different, but useful components.
Examples:
  1. Grain is separated from stalks, while harvesting.
  2. We filter tea leaves after preparing them.
  3. Milk or curd is churned to separate the butter.

Sunday 29 April 2012

Class 6 - Science - Ch2 - Components of Food - NCERT Solution

NCERT Solutions and Other Questions and Answers


Q1: Name the major nutrients in our food.

Answer: The major nutrients in our food are carbohydrates, proteins, fats, vitamins and minerals. In addition, food also contains dietary fibres (roughage) and water. 


Saturday 21 April 2012

Class 6 - Science - Ch7 - Getting to Know Plants

NCERT Chapter Solutions and other Questions and Answers

Growing Plants
(source:openclipart)
Q1: Correct the following statements and rewrite them in your notebook.
(a) Stem absorbs water and minerals from the soil.
(b) Leaves hold the plant upright.
(c) Roots conduct water to the leaves.
(d) The number of petals and sepals in a flower is always equal.
(e) If the sepals of a flower are joined together, its petals are also joined together.
(f) If the petals of a flower are joined together, then the pistil is joined to the petal. 

Answer:
(a) Root absorbs water and minerals from the soil.
(b) Stem holds the plant upright.
(c) Stem conducts water to the leaves.
(d) The number of petals and sepals in a flower is not always equal.
(e) If the sepals of a flower are joined together, its petals are separate and are not joined together.
(f) If the petals of a flower are joined together, then the pistil is not necessary joined to the petal.

Q3: Can you find a plant in your house or in your neighborhood, which has a long but a weak stem? Write its name. In which category would you classify it?

Answer: Money plant which has long and weak stem. It is a climber.

Tuesday 17 April 2012

Class 6 - Science - CH10 - Motion and Measurement of Distances

Motion and Measurement of Distances
NCERT Solution and other Questions and Answers

Q1: Give two examples each, of modes of transport used on land, water and air.
Answer:
  1. On Land: Bicycle, Car, Bus
  2. On Water: Ship, Boat, Ferry
  3. On Air: Helicopter, Aeroplane, Glider


Q2: Fill in the blanks:
Answer:

(i) One metre is ____100_ cm.

(ii) Five kilometre is ___5000_ m. (1 Km = 1000m)

(iii) A motion of a child on a swing is ___periodic motion__.

(iv) A motion of the needle of a sewing machine is __periodic motion_.

(v) A motion of a wheel of a bicycle is__circular motion_.


Q3: Why can a pace or a footstep not be used as a standard unit of length?

Answer: A pace or a footstep not be used as a standard unit of length because the size of pace and footstep vary from person to person. This will lead to confusion while measuring the lengths by different persons. We should use standard units like International System of Units (SI Units).

Q4: Arrange the following lengths in their increasing magnitude:
       1 metre, 1 centimetre, 1 kilometre,1 millimetre


Friday 13 April 2012

Class 6 - Science - Ch1 - Food: Where Does It Come From? - Q & A

Food: Where Does It Come From? 
Q & A

Q1: Do you find that all living beings need the same kind of food?

Answer: No. Different animals eat different kinds of food as per their needs. Depending on kind of food they eat, animals are divided into three categories:
  • Herbivores: Animals which feed on plants and plant products are called herbivores. e.g. cow, goat
  • Carnivores: Animals which feed on other animals are called carnivores. e.g. lion, tiger
  • Omnivores: Animals which feed on both plants and animals are called omnivores. e.g. crow

Q2: Name five plants and their parts that we eat.

Answer:
  1. Apple - Fruit
  2. Potato - Stem
  3. Carrot - Root
  4. Spinach - Leaf
  5. Wheat - Seed
  6. Cauliflower - Flower