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Fishes have certain projections on their body known as gills. These are feathery organs
These gills are connected with blood vessels for easy exchange of gases. These gills help the aquatic species like fish to utilize the oxygen dissolved in the water.
The gills continuously keeps on moving that enables it to take the water. It takes the water through its mouth and forces it through the gills.

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In adjoinig figure ,p and q are two points are equal sides and Ac of isosceles trangle abc such that ap=aq prove that bq=cp .

Posted by Ankit Raj 5 years, 10 months ago

CBSE > Class 07 > Mathematics

0 answers

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लेखिका हो नीलकंठ को दोसरे जलिघार मे कुय न भईजा ??

Posted by Abhinav Jha 5 years, 10 months ago

CBSE > Class 07 > हिंदी

0 answers

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What is the scale of a graph

Posted by Karen Karen 5 years, 10 months ago

CBSE > Class 07 > Science

1 answers

Ashwin Anish 5 years, 10 months ago

the lines presant in a graph paper is called scale of graph

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Old or strange thing start with Q and end with R

Posted by Palak Mahilwar 5 years, 10 months ago

CBSE > Class 07 > Other Subjects

1 answers

Surander Gill Surander Gill 5 years, 10 months ago

In what ways is an ants life peaceful

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Difference between hot desert and cold desert

Posted by Vidya Hete 5 years, 10 months ago

CBSE > Class 07 > Social Science

1 answers

Divyansh Jain 5 years, 10 months ago

Hot desert are hot throughout the year whereas cold desert are cold throughout the year. Hot desert eg Sahara desert. Cold desert eg Ladakh desert

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explain two chemical used to disinfect water

Posted by Ashwin Anish 5 years, 10 months ago

CBSE > Class 07 > Science

1 answers

Shaurya Kadian 5 years, 10 months ago

Chlorine and ozone

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In a ∆XYZ, angle X=90°and angle Z=48=°,then find the measure of angle Y

Posted by Ritesh Teotia 5 years, 10 months ago

CBSE > Class 07 > Mathematics

1 answers

Yogita Ingle 5 years, 10 months ago

In a ∆XYZ, ∠X=90°and ∠ Z=48=°,then find the measure of angle Y

∠x + ∠y + ∠z = 180

90 + ∠y + 48 = 180

∠y + 138 = 180

∠y = 180 -138

∠y = 42

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She shouted _______ in anger.

Posted by Vinita Solanki 5 years, 10 months ago

CBSE > Class 07 > English

3 answers

Priyanka Ranjan 5 years, 10 months ago

Loudly

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Naman Ahden 5 years, 10 months ago

At me

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Shrinidhi S 5 years, 10 months ago

Him

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What are pinned folders

Posted by Mukesh Singhal 5 years, 10 months ago

CBSE > Class 07 > Other Subjects

0 answers

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Anser key for mastering grammar class 7

Posted by Astha Padalia 5 years, 10 months ago

CBSE > Class 07 > English

1 answers

Mobile Fan 5 years, 10 months ago

Ask questions

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What do you mean by reproduction

Posted by Kritika Vaid 5 years, 10 months ago

CBSE > Class 07 > Science

2 answers

Tavleen Kaur 5 years, 10 months ago

The process in which new individual organisms are formed is called reproduction

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Himani Narang 5 years, 10 months ago

The formation of a new individual from a parent plant is called reproduction

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a square + b square

Posted by sant****@***** 5 years, 10 months ago

CBSE > Class 07 > Mathematics

3 answers

Adhshsh Gzbzn 5 years, 10 months ago

absquare

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Sachin Harijan 5 years, 10 months ago

Ab square

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Shabnam Jahan 5 years, 10 months ago

We know (a+b)²=a²+b²+2ab

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What do you mean by sul-i-kul

Posted by Shabnam Jahan 5 years, 10 months ago

CBSE > Class 07 > Social Science

2 answers

Kumar Kumar 5 years, 10 months ago

The idea of sul-i- hul was introduced by Akbar the great.The idea of sul-i- hul was based on the idea of tolerance which did not discriminate betweenvthe people of different religions in his realm.

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Aditya Bairagi 5 years, 10 months ago

Sulh-i kul was a policy started by the Mughal emperor Akbar. He met with learned brahmins in the ibadat-khana and dicussed with them. Then he learnt that the brahmins emphasised dogma and were often bigots. Sulh-i kul literally means universal peace. It tried to stop discrimination in the relgion

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How many faces does cube

Posted by Matsa Mahesh 5 years, 10 months ago

CBSE > Class 07 > Mathematics

7 answers

Priyanka Ranjan 5 years, 10 months ago

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Yash Kumavat 5 years, 10 months ago

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Ripanjot Kaur 5 years, 10 months ago

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Naman Ahden 5 years, 10 months ago

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Divyansh Jain 5 years, 10 months ago

6 faces

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Himani Narang 5 years, 10 months ago

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Shabnam Jahan 5 years, 10 months ago

6 face

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The dimension of cubiod are 5cm 3cm 2cm draw three different isometric sketches of this cubiod

Posted by Matsa Mahesh 5 years, 10 months ago

CBSE > Class 07 > Mathematics

1 answers

Ankit Raj 5 years, 10 months ago

Please sucribe our you tube chanel SPK TV ANKIT CHANEL

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Batkon ka samas vigrah

Posted by Naman Ahden 5 years, 10 months ago

CBSE > Class 07 > हिंदी

0 answers

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Find ratio of 3:5:6

Posted by Alok Kumar 5 years, 10 months ago

CBSE > Class 07 > Mathematics

2 answers

Ripanjot Kaur 5 years, 10 months ago

3:5:6=14

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Aditya Bairagi 5 years, 10 months ago

3:5:6 = 14

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what is water vapour

Posted by Mahi Dhore 5 years, 10 months ago

CBSE > Class 07 > Science

3 answers

Tavleen Kaur 5 years, 10 months ago

Water vapour is the gaseous state of water

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Ankit Raj 5 years, 10 months ago

Settu

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Aditya Bairagi 5 years, 10 months ago

Water vapor is water that is in the form of a vapor, or gas. It is a part of the water cycle. When liquid water is heated to boiling point, 100 degrees Celsius , it turns into vapor. Water vapor can also be produced directly from ice this is called sublimation. Steam is water vapor, but clouds are liquid water.

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What is square of 4

Posted by Ujjal Lalita 5 years, 10 months ago

CBSE > Class 07 > Mathematics