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651.

How many cells in human body

Answer»

How many cells in human body

652.

How will you prove that air supports burning?

Answer» How will you prove that air supports burning?




653.

Do unicellular organism have tissue ?

Answer» Do unicellular organism have tissue ?
654.

Kanha national Park belongs to which one of the following biographical provinces?

Answer»

Kanha national Park belongs to which one of the following biographical provinces?


655.

What is Saturn's most unique character?

Answer»

What is Saturn's most unique character?


656.

A 2M solution of urea is cooled to -4^° C. What amount of water will searate out approximately if the mass of initial solution taken is 100g?(K_{f } of water= 1.86 k kg/mol)

Answer» A 2M solution of urea is cooled to -4^° C. What amount of water will searate out approximately if the mass of initial solution taken is 100g?(K_{f } of water= 1.86 k kg/mol)
657.

What are the things that the people carry with them, while moving around?

Answer» What are the things that the people carry with them, while moving around?
658.

Volume occupied by one molecule of water is(density= 1g cm-3)?

Answer» Volume occupied by one molecule of water is(density= 1g cm-3)?
659.

List all items known to you that float on water. Check and see if they will float on an oil or kerosene.​

Answer» List all items known to you that float on water. Check and see if they will float on an oil or kerosene.​
660.

You have washed your handkerchief and you want to dry it quickly. What all can you do? What things do you put in water to make tea? Which of those things dissolves in water? You have been given some mishri pieces (lumps of sugar). Suggest some ways to dissolve them quickly.

Answer»

  • You have washed your handkerchief and you want to dry it quickly. What all can you do?

  • What things do you put in water to make tea? Which of those things dissolves in water?

  • You have been given some mishri pieces (lumps of sugar). Suggest some ways to dissolve them quickly.

661.

Identify the possible disease from the given symptoms, and the reason for the disease.A. A child has bow legs.B. A man has swollen and bleeding gums.C. A child looks pale and gets tired quickly.D. A woman has swelling in the neck.

Answer» Identify the possible disease from the given symptoms, and the reason for the disease.



A. A child has bow legs.

B. A man has swollen and bleeding gums.

C. A child looks pale and gets tired quickly.

D. A woman has swelling in the neck.
662.

If the components of air are N2-78%; 02-21%; Ar-0.9% and CO2-0.1% by volume (or mole), whatwould be the molecular weight of air?

Answer» If the components of air are N2-78%; 02-21%; Ar-0.9% and CO2-0.1% by volume (or mole), whatwould be the molecular weight of air?
663.

Select the bird that cannot fly.

Answer»

Select the bird that cannot fly.

664.

What is the difference between meteoroides and meteorites?

Answer» What is the difference between meteoroides and meteorites?
665.

Which of the following is not a bird?

Answer»

Which of the following is not a bird?


666.

The clap word gameLet's play the clap word game.Where the word produces one sound, clap once, as in 'creep'. Clap twice if the word can be broken up into two syllables as in cree-per, and thrice as in to-mo-rrow. creeper struggled tomorrow geese throw foolish possible noticed carefully flapped returned evening trapped surprise

Answer»

The clap word game



Let's play the clap word game.

Where the word produces one sound, clap once, as in 'creep'. Clap twice if the word can be broken up into two syllables as in cree-per, and thrice as in to-mo-rrow.






























creeper struggled tomorrow geese
throw foolish possible noticed
carefully flapped returned evening
trapped surprise
667.

Question 13Whenever we feel drowsy or sleepy, we start yawning. Does yawning help us in anyway?

Answer»

Question 13

Whenever we feel drowsy or sleepy, we start yawning. Does yawning help us in anyway?



668.

Where the water 💧 came from. And how the people of this country used in all his / her work.

Answer» Where the water 💧 came from. And how the people of this country used in all his / her work.
669.

Why did the Maharaja go into the kitchen in the afternoon?

Answer» Why did the Maharaja go into the kitchen in the afternoon?
670.

Do you have a friend with whom you can share everything? Some people have moved so far away from the forest, that they can't understand the lives of forest people. Some even call them ‘jungli’. Why is it not correct to say this? What do you know about how adivasis live? Write and draw a picture. Do you have an adivasi friend? What have you learnt about the forest from her.

Answer»

  • Do you have a friend with whom you can share everything?


  • Some people have moved so far away from the forest, that they can't understand the lives of forest people. Some even call them ‘jungli’. Why is it not correct to say this?




  • What do you know about how adivasis live? Write and draw a picture.




  • Do you have an adivasi friend? What have you learnt about the forest from her.



671.

. A satellite is revolving round the earth with orbitalspeed v If it stops suddenly, the speed with whichit will strike the surface of earth would be(veescape velocity of a particle on earth's surface

Answer» . A satellite is revolving round the earth with orbitalspeed v If it stops suddenly, the speed with whichit will strike the surface of earth would be(veescape velocity of a particle on earth's surface
672.

Pick the objects that float on water.

Answer»

Pick the objects that float on water.


673.

Identify the part through which a tree absorbs water to prepare its food.

Answer»
Identify the part through which a tree absorbs water to prepare its food.


674.

Why did Robinson pray when he saw the footprint?

Answer» Why did Robinson pray when he saw the footprint?
675.

घर की सफ़ाई करने के लिए किन-किन चीज़ों का इस्तेमाल होता है?

Answer»

घर की सफ़ाई करने के लिए किन-किन चीज़ों का इस्तेमाल होता है?

676.

What causes day and night?

Answer»

What causes day and night?


677.

Notice the kind of English Tsetan uses while talking to the author. How do you think he picked it up?

Answer»

Notice the kind of English Tsetan uses while talking to the author. How do you think he picked it up?

678.

What do you mean by gravity?

Answer»

What do you mean by gravity?


679.

Omc full form

Answer» Omc full form
680.

A stretching force of 1000 N is applied at one end of a spring balance and an equal stretchingforce is applied at the other end at the same time. The reading of the balance will be(A) 2000 N 1000 N(B) zero(0) 500

Answer» A stretching force of 1000 N is applied at one end of a spring balance and an equal stretchingforce is applied at the other end at the same time. The reading of the balance will be(A) 2000 N 1000 N(B) zero(0) 500
681.

Answer these questions about yourself.(i) What is your name?(ii) What languages do you speak?(iii) How old are you?(iv) Which is your favourite food?(v) Where did you go yesterday?(vi) Which country do you belong to?(vii) When do you go to sleep?(viii) Why do you drink milk?

Answer»

Answer these questions about yourself.



(i) What is your name?



(ii) What languages do you speak?



(iii) How old are you?



(iv) Which is your favourite food?



(v) Where did you go yesterday?


(vi) Which country do you belong to?



(vii) When do you go to sleep?


(viii) Why do you drink milk?

682.

Question 9What do we call the gravitational force between the earth and an object?

Answer» Question 9

What do we call the gravitational force between the earth and an object?
683.

What type of difficulties are faced by people during floods? Look at the picture, what kind of a school have the children come to after the flood? Write down what people had to do to make their life normal again after the flood.

Answer»

What type of difficulties are faced by people during floods? Look at the picture, what kind of a school have the children come to after the flood? Write down what people had to do to make their life normal again after the flood.

684.

How many days does the moon goes around the Earth?

Answer»

How many days does the moon goes around the Earth?


685.

It is seen that wind-pollinated flowers have either small petals or no petals at all, and that their anthers and pistils are exposed. How does this help the flowers?

Answer» It is seen that wind-pollinated flowers have either small petals or no petals at all, and that their anthers and pistils are exposed. How does this help the flowers?
686.

There are only about 118 different kinds of atoms, but millions of compounds. Explain.

Answer» There are only about 118 different kinds of atoms, but millions of compounds. Explain.
687.

1. Match the words in Column A with those in Column B. Column A Column B Lions wiggle Squirrels hop Flies swing Seals leap Worms walk Monkeys crawl Birds dive 2. Now make sentences of your own using the matching words.Example — The seals dive into the icy water. 3. Arrange these movement words from slow to fast. run walk hop crawl 4. Underline the letters which are silent in the following words: walk straight more caught calm talk

Answer» 1. Match the words in Column A with those in Column B.





































Column A Column B
Lions wiggle
Squirrels hop
Flies swing
Seals leap
Worms walk
Monkeys crawl
Birds dive



2. Now make sentences of your own using the matching words.



Example — The seals dive into the icy water.


3. Arrange these movement words from slow to fast.











run walk hop crawl



4. Underline the letters which are silent in the following words:













walk straight more caught calm talk
688.

A newly opened glass elevator in a Dubai tourism spot has been closed by tourism officials after cracks appeared in the structure at the height of the week-long Ramadan holidays. The glass elevator in Burj Arab's scenic area had been supporting dozens of tourists on Monday when the cracks on its floor appeared with a loud bang. A single pane of the 3m-long section shattered into coin-sized segments and fell from a great height on the ground, according to footage on state broadcaster CCTV. The area's management bureau said on its micro blog on Thursday that there was no threat to safety because only one of the three layers of glass that make up the elevator floor was damaged.

Answer» A newly opened glass elevator in a Dubai tourism spot has been closed by tourism officials after cracks appeared in the structure at the height of the week-long Ramadan holidays. The glass elevator in Burj Arab's scenic area had been supporting dozens of tourists on Monday when the cracks on its floor appeared with a loud bang. A single pane of the 3m-long section shattered into coin-sized segments and fell from a great height on the ground, according to footage on state broadcaster CCTV. The area's management bureau said on its micro blog on Thursday that there was no threat to safety because only one of the three layers of glass that make up the elevator floor was damaged.
689.

Can you guess the similarities and differences in the life of Bakarwal people and the life of the Changpas?

Answer»

  • Can you guess the similarities and differences in the life of Bakarwal people and the life of the Changpas?

690.

Constellations in the night sky helped mankind as a means to ___.

Answer»

Constellations in the night sky helped mankind as a means to ___.


691.

What is air? Name a few components of air.

Answer» What is air? Name a few components of air.
692.

what is stress and strain?

Answer» what is stress and strain?
693.

What do you think about the paths on the mountains? Draw a picture.

Answer»

  • What do you think about the paths on the mountains? Draw a picture.

694.

How does our body ensure that the food enters only the food pipe and not the windpipe?

Answer» How does our body ensure that the food enters only the food pipe and not the windpipe?
695.

Choose the correct season in which leaves turn pale and start to shed from the trees.

Answer»

Choose the correct season in which leaves turn pale and start to shed from the trees.


696.

Which among the following houses are commonly seen in desert regions?

Answer»

Which among the following houses are commonly seen in desert regions?

697.

Question 03(ii)A tadpole develops into an adult frog by the process of ________ .

Answer»

Question 03(ii)

A tadpole develops into an adult frog by the process of ________ .



698.

Ramu wants to separate things based on their solubility in water. Identify the pair of substances containing one soluble and one insoluble substance.

Answer» Ramu wants to separate things based on their solubility in water. Identify the pair of substances containing one soluble and one insoluble substance.
699.

Which of the following is the fastest flying insect on earth?

Answer»

Which of the following is the fastest flying insect on earth?


700.

Chassez l'intrus.(1) jolie, belle, mauvais, laide(2) minces, grands, beaux, grosse(3) chocolat, gâteau, manteau, bonbon(4) médecin, homme, ingénieur, professeur(5) trousse, cahier, chemise, gomme

Answer» Chassez l'intrus.

(1) jolie, belle, mauvais, laide



(2) minces, grands, beaux, grosse



(3) chocolat, gâteau, manteau, bonbon



(4) médecin, homme, ingénieur, professeur



(5) trousse, cahier, chemise, gomme