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Give more exercises on edition and omission

1.Edit the passage underlining the mistake present in every line by writing the correct word in the blank space. My day begins on five O'clock in the morning a) _____

It has been so

...

Sep 11

• 78 Likes
• 365179 Views

Sep 11

Name any 20 unisexual and bisexual flowers.

Sol:

There are bisexual flowering plants and unisexual flowering plants. They are separate from bisexual flowers and unisexual flowers. But is this information of names so necessary? Anyway here...

Dec 1

• 46 Likes
• 207362 Views

Dec 1

What is the difference between convex and concave mirrors and lens ?

MIRRORS
(1) The reflecting surface of the concave mirror is bulged inwards. But the reflecting surface of the convex mirror is bulged outwards.
(2) Concave mirror produces real and inverted imag...

Nov 27

• 29 Likes
• 185730 Views

Nov 27

Define the following:- (a) Center of curvature (b) Radius of curvature (c) Pole (d) principal axis (e) Principal focus (f) Focal length

(a) Centre of curvature is the centre of the sphere of which the spherical mirror is a part.

(b) Radius of curvature is the linear distance between the pole and the cen

...

Sep 24

• 17 Likes
• 103202 Views

Sep 24

Agam answered 1 year(s) , 9 month(s) ago

Explain the life cycle of silk moth?

Ans: Sericulture, or silk farming, is the rearing of silkworms for the production of raw silk.
Life cycle of a silk moth :

1. Egg →2.First stage of larvae→3.Second stage...

Apr 30

• 18 Likes
• 90746 Views

Apr 30

Sai Vijay answered 1 year(s) , 8 month(s) ago

What is the difference between clinical and labratory thermometer?

Clinical thermo meter:  This thermometer is used in Clinics to measure the temperature of human body.
A clinical thermometer has a temperature range of only 35ºC to 42°C.
...

Aug 7

• 28 Likes
• 81216 Views

Aug 7

Life cycle of silk moth

Ans: Sericulture, or silk farming, is the rearing of silkworms for the production of raw silk.
Life cycle of a silk moth:

1. Egg →2.First stage of larvae→3.Second stage...

Feb 17

• 16 Likes
• 67975 Views

Feb 17

Explain how does an electric bell work.

When an armature or iron is in contact with screw the current flows though the coil which becomes an electromagnet .As,a result it gets pulled towards the magnet .The hammer at the end of the strip of the gong...

Sep 16

• 8 Likes
• 61966 Views

Sep 16

Difference between primary and secondary cells

• A primary cell cannot be recharged whereas a secondary cell can be recharged.
• In a primary cell chemical reaction is irreversible whereas in a secondary cell chemical reaction is reversibl
...

Nov 4

• 2 Likes
• 59747 Views

Nov 4

Rest and motion are relative terms. Explain

Answer:  Rest and motion are the relative terms because they depend on the observer’s frame of reference.
If an observer is at rest in his or her own frame of reference, but he may be

...

Sep 1

• 4 Likes
• 57665 Views

Sep 1

Difference between density and relative density?

The ratio between density of a substance and density of water is called relative density.

1. The ratio between density of a substance and density of water is call

...

Jun 14

• 3 Likes
• 51022 Views

Jun 14

WHAT IS THE DIFFERENCE BETWEEN POLITICAL EXECUTIVE AND NON POLITICAL EXECUTIVE?

Political executive -

One that is elected by the people for a specific period,is called the political executive.
They makes law and policies.
They are elected by the people and can be cha...

Dec 1

• 10 Likes
• 49290 Views

Dec 1

Syeda answered 1 year(s) , 11 month(s) ago

WHAT IS VILLI ? WHAT IS IT'S FUNCTION AND LOCATION?

The small intestine has millions of tiny finger-like projections called villi. These villi increase the surface area for more efficient food absorption. Within these villi, are present numerous blood vessels wh...

Oct 6

• 11 Likes
• 49170 Views

Oct 6

Agam answered 1 year(s) , 6 month(s) ago

Due to increase in the price of sugsr by 25%, by how much percent must a householder

If the price of a commodity increases by R%, then the reduction in consumption so as not to increase the expenditure is
Here R% = 25%
Hence % decrease in the consumption of sugar

Aug 19

• 4 Likes
• 47149 Views

Aug 19

What is the difference between Shadow and Image?

Shadows are black, whereas images are colourful. Shadows of objects placed in the sun change in length with the position of the sun through the day. Your shadow will be at its longest at...

Oct 29

• 3 Likes
• 47109 Views

Oct 29

Navneet answered 1 year(s) , 6 month(s) ago

why is it not good to sleep under a tree at night?

During the day, in presence of sunlight, the plants use up the CO 2 and release O 2 in the process of photosynthesis. But during night, plants won’t perform photosynthesis so they are un...

Sep 8

• 10 Likes
• 46304 Views

Sep 8

write any three uses of concave mirror.

Write any three uses of concave mirror

1. Concave mirror are used as reflectors in automobile headlight
...

Dec 3

• 28 Likes
• 44701 Views

Dec 3

Syeda answered 1 year(s) , 11 month(s) ago

A Sells a bicycle to B at a profit of 20% and B sells it to C at a profit of 25%

Let the cost price of the bicycle for A be Rs x
Given A sells the bicycle at a profit of 20%

This becomes the CP for B.
Hence CP of bicycle for B = (6x/5)
Given B sells...

Jul 30

• 7 Likes
• 44234 Views

Jul 30

Syeda answered 1 year(s) , 11 month(s) ago

A fruit-seller had some apples.He sells 40% of them and still has 420 apples

60% of x= 420
60/100x = 420
60x       = 42000
x           = 42000/60
= 700
So he had 700 apples in total

Aug 17

• 4 Likes
• 43889 Views

Aug 17

Wool production.

there are six steps by which wool is obtained form sheep. Step 1: shearing The process of removing hair from the body of a sheep is called shearing Step 2: scouring The process of washing the fleece of sheep to...

May 15

• 5 Likes
• 41990 Views

May 15

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