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1051.

Question 23A man is pushing a cart down a slope. Suddenly the cart starts moving faster and he wants to slow it down. What should he do?

Answer»

Question 23

A man is pushing a cart down a slope. Suddenly the cart starts moving faster and he wants to slow it down. What should he do?



1052.

List down any two advantages of an apartment.

Answer» List down any two advantages of an apartment.
1053.

Question 01Explain the importance of reproduction in organisms.

Answer»

Question 01

Explain the importance of reproduction in organisms.



1054.

Identify the following person at the railway station. Also, write his responsibilities.

Answer» Identify the following person at the railway station. Also, write his responsibilities.


1055.

Which dams are used to collect water and prevent it from going underground?

Answer»

Which dams are used to collect water and prevent it from going underground?


1056.

How minerals like mica and gypsum are formed?

Answer» How minerals like mica and gypsum are formed?
1057.

To what is the bird’s movement compared? What is the basis for the comparison?

Answer»

To what is the bird’s movement compared? What is the basis for the comparison?

1058.

If a person is feeling dizzy, glucose or fruit juice is given immediately but not a cheese sandwich, which might have more energy. Explain.

Answer»

If a person is feeling dizzy, glucose or fruit juice is given immediately but not a cheese sandwich, which might have more energy. Explain.

1059.

Mention some materials that float and sink in water. What is the reason behind this property?

Answer» Mention some materials that float and sink in water. What is the reason behind this property?
1060.

In which season would we feel like drinking lots of water and having ice cream?

Answer»

In which season would we feel like drinking lots of water and having ice cream?


1061.

A water sample contains 9.5% MgCl2 and 11.7% NaCl by weight . Assume 80% ionization of each salt . B oiling point is point .52

Answer» A water sample contains 9.5% MgCl2 and 11.7% NaCl by weight . Assume 80% ionization of each salt . B oiling point is point .52
1062.

Question 41Endoskeleton of fishes are made up of cartilage and bone; classify the following fishes as cartilaginous or bony: Torpedo, Stingray, Dogfish, Rohu, Anglerfish, Exocoetus.

Answer»

Question 41

Endoskeleton of fishes are made up of cartilage and bone; classify the following fishes as cartilaginous or bony: Torpedo, Stingray, Dogfish, Rohu, Anglerfish, Exocoetus.



1063.

How does the poet bring out the immortality of the bird?

Answer»

How does the poet bring out the immortality of the bird?

1064.

if the speed of a satellite orbiting near the surface of the earth is changed from vo to .9 vo theb

Answer» if the speed of a satellite orbiting near the surface of the earth is changed from vo to .9 vo theb
1065.

shoe shadow fish bush ship sheep dish wash shell shade wish brush When the sun shines, I can seeMy shadow right in front of meWhen I walk, my shadow walks!When I hop, my shadow hops!When I jump, my shadow jumpsAnd when I stop, my shadow stops!LOUISE BINDER SCOTT Act out the poem as you read it slowly.

Answer»




















shoe shadow fish bush
ship sheep dish wash
shell shade wish brush







When the sun shines, I can see

My shadow right in front of me

When I walk, my shadow walks!

When I hop, my shadow hops!

When I jump, my shadow jumps

And when I stop, my shadow stops!


LOUISE BINDER SCOTT



Act out the poem as you read it slowly.
1066.

What are the precautions to be taken to avoid chocking while eating?

Answer» What are the precautions to be taken to avoid chocking while eating?
1067.

What are the things that Munna liked to do?

Answer» What are the things that Munna liked to do?
1068.

Who does the cleaning in your school? What all has to be cleaned? Do all children like you help in this? If yes, how? If all do not help, why not? Do all children do all kinds of work? Do they sometimes have to miss classes to do this work? Do the girls and boys do the same kinds of work? What all work do you do at home? Is the work done by boys and girls, men and women the same? Would you like to bring some change? What kind?

Answer»


  • Who does the cleaning in your school? What all has to be cleaned?




  • Do all children like you help in this? If yes, how?




  • If all do not help, why not?




  • Do all children do all kinds of work?




  • Do they sometimes have to miss classes to do this work?




  • Do the girls and boys do the same kinds of work?




  • What all work do you do at home?




  • Is the work done by boys and girls, men and women the same?




  • Would you like to bring some change? What kind?



1069.

Narrate an incident when you have experienced happiness, excitement, surprise. You can use the following clues.With whom...When did it happen...Why...Where...

Answer»

Narrate an incident when you have experienced happiness, excitement, surprise. You can use the following clues.
With whom...
When did it happen...
Why...
Where...

1070.

In a loop when to take enf as positive or negative

Answer» In a loop when to take enf as positive or negative
1071.

Hari was pinched till he was black and blue. ‘Black and blue’ means(i) Hari fell down in pain.(ii) there were bruises on his body.(iii) Hari painted himself in colours.(iv) Hari had a black and blue shirt.

Answer»

Hari was pinched till he was black and blue. ‘Black and blue’ means

(i) Hari fell down in pain.

(ii) there were bruises on his body.

(iii) Hari painted himself in colours.

(iv) Hari had a black and blue shirt.

1072.

Question 1 (d)Classify the following as chemical or physical changes: d. Boiling of water to form steam

Answer» Question 1 (d)

Classify the following as chemical or physical changes:

d. Boiling of water to form steam
1073.

Kwashiorkor disease occurs due to deficiency of

Answer»

Kwashiorkor disease occurs due to deficiency of


1074.

Which of the following substances is not transported through the plant as the arrows show:

Answer»

Which of the following substances is not transported through the plant as the arrows show:


1075.

Identify the artificial method of reproduction as shown in the image.

Answer»

Identify the artificial method of reproduction as shown in the image.


1076.

Find the number of molecules present in a drop of water,if its volume is 0.05ml

Answer» Find the number of molecules present in a drop of water,if its volume is 0.05ml
1077.

why NaCN or other substances is called depressant?

Answer» why NaCN or other substances is called depressant?
1078.

why sometimes in rainy season we see different colours in water on ground .

Answer» why sometimes in rainy season we see different colours in water on ground .
1079.

Answer the following.1. What is cerebrospinal fluid?2. Explain synapse.3. Write the functions of the largest part of the brain.4. Name the part of the human brain which controls homeostasis.

Answer» Answer the following.

1. What is cerebrospinal fluid?

2. Explain synapse.

3. Write the functions of the largest part of the brain.

4. Name the part of the human brain which controls homeostasis.
1080.

What is a globe?

Answer» What is a globe?
1081.

Is the Moon a natural or an artificial satellite of the Earth? Why?

Answer» Is the Moon a natural or an artificial satellite of the Earth? Why?
1082.

The organizations which run by separate groups of people, independent of the government are ___

Answer»

The organizations which run by separate groups of people, independent of the government are ___

1083.

People slide faster on ice rinks due to:

Answer»

People slide faster on ice rinks due to:


1084.

Which one of the following is not a poisonous snake?

Answer»

Which one of the following is not a poisonous snake?


1085.

What can be the highest density in seas, rivers and oceans?

Answer» What can be the highest density in seas, rivers and oceans?
1086.

Is it always the case that in solid-liquid mixtures the solvent has same state as solution?

Answer» Is it always the case that in solid-liquid mixtures the solvent has same state as solution?
1087.

31. Can hard water have any use

Answer» 31. Can hard water have any use
1088.

dolphins and whales are mammals or not

Answer»

dolphins and whales are mammals or not

1089.

What are parasites? Explain giving two examples.

Answer» What are parasites? Explain giving two examples.
1090.

Does Nilima have curly hair like her nani’s ? Now you look for some special trait in your sister or brother (could also be cousins). Like the colour of eyes, dimples in cheeks, height, broad or sharp nose, voice, etc. See if this trait comes from the father’s side or the mother’s side. Make this table in your notebook and fill it. An example is given. Special trait Whom does it resemble? From whose side? Mother’s Father’s Nilima’s Curly hair her nani (grandmother)  Have you seen a very young child in your (or any other) family? Whom does the child’s eyes, nose, hair or fingers look like in the family? Write their names. Nimila’s hair is like her nani’s – thick and curly. Nilima’s mother has straight, brown and limp hair? What type of hair do you have – black or brown, oily or dry? What is the colour of your hair? Measure and write the length of your hair. Is your hair like that of anyone else in your family? If yes, then name the person. Measure the hair of other members of your family. Who has the longest hair in your family? How many people do you know whose hair is longer than one metre? Does having long hair run in their family? Do you know how to measure your height? Measure yourself from head to toe and write how tall you are. How tall do you think you will be when you grow up? Is anyone else in your family of the same height? Measure the height of your family members and rote it down.

Answer»


  • Does Nilima have curly hair like her nani’s ? Now you look for some special trait in your sister or brother (could also be cousins). Like the colour of eyes, dimples in cheeks, height, broad or sharp nose, voice, etc. See if this trait comes from the father’s side or the mother’s side. Make this table in your notebook and fill it. An example is given.





































Special trait



Whom does it resemble?



From whose side?



Mother’s



Father’s



Nilima’s Curly hair



her nani (grandmother)


















  • Have you seen a very young child in your (or any other) family? Whom does the child’s eyes, nose, hair or fingers look like in the family? Write their names.


  • Nimila’s hair is like her nani’s – thick and curly. Nilima’s mother has straight, brown and limp hair? What type of hair do you have – black or brown, oily or dry?




  • What is the colour of your hair? Measure and write the length of your hair.




  • Is your hair like that of anyone else in your family? If yes, then name the person.




  • Measure the hair of other members of your family.




  • Who has the longest hair in your family?




  • How many people do you know whose hair is longer than one metre? Does having long hair run in their family?




  • Do you know how to measure your height? Measure yourself from head to toe and write how tall you are.




  • How tall do you think you will be when you grow up? Is anyone else in your family of the same height?




  • Measure the height of your family members and rote it down.





1091.

Why were bastions made in the fort wall? Why were big holes made in them? What difference would be there if you were to look from a straight flat wall or a bastion at a height? How would the soldiers find peeping from the holes in the bastions useful while attacking?

Answer»

  • Why were bastions made in the fort wall?


  • Why were big holes made in them?




  • What difference would be there if you were to look from a straight flat wall or a bastion at a height? How would the soldiers find peeping from the holes in the bastions useful while attacking?



1092.

The transfer of pollen from the anther to the stigma of a flower is called _____.

Answer»

The transfer of pollen from the anther to the stigma of a flower is called _____.


1093.

What was it that Malu’s parents wanted her to learn?

Answer» What was it that Malu’s parents wanted her to learn?
1094.

There are about 117 different types of(a) elements.(b) molecules.(c) mixtures.(d) compounds.

Answer» There are about 117 different types of

(a) elements.

(b) molecules.

(c) mixtures.

(d) compounds.
1095.

How can liquid be compressed?

Answer» How can liquid be compressed?
1096.

Refer to the diagram of the human digestive system. What would be the likely consequence of swapping S and T, i.e., from the stomach, food will pass through T to S?

Answer» Refer to the diagram of the human digestive system. What would be the likely consequence of swapping S and T, i.e., from the stomach, food will pass through T to S?




1097.

Which of these substances exists in liquid state at room temperature?

Answer»

Which of these substances exists in liquid state at room temperature?


1098.

If 49% individuals are PTC non tasters (recessive trait) ,then the percentage of heterozygous PTC tasters ( if population is maintaining Hardy weinberg equation )will be

Answer» If 49% individuals are PTC non tasters (recessive trait) ,then the percentage of heterozygous PTC tasters ( if population is maintaining Hardy weinberg equation )will be
1099.

JP:ZF::KT:_. Fill the space with correct alternatives given below :-AHJSAJLU

Answer» JP:ZF::KT:_. Fill the space with correct alternatives given below :-
AH
JS
AJ
LU
1100.

What is a houseboat? Describe in few words.

Answer» What is a houseboat? Describe in few words.