CBSE > Class 07 > Science | CBSE Board | Homework Help

The wool keeps us warm from winter because it has thin layers of fabrics and they lock atmosphere in our body egg . woolen blankets sweaters etc that's why wool keeps us warm in winters

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Rishit Kumar 4 years, 6 months ago

The wool keeps us warm from winter because , It has thin layers of fabrics and they lock atmosphere in our body Eg . Woolen blankets, sweaters etc. That's why wool keeps us warm in winters

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Is human a holozolic

Posted by Navya Ranjan 4 years, 7 months ago

CBSE > Class 07 > Science

5 answers

Rukesh Sangwan 4 years, 6 months ago

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Suba Kannan06 4 years, 6 months ago

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Aishwarya Singh 4 years, 6 months ago

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Navya Ranjan 4 years, 6 months ago

Ok thank you

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Kirat Kaur Sandhu 4 years, 7 months ago

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What is the scientific formula of water ?

Posted by Abhay Sharma 4 years, 7 months ago

CBSE > Class 07 > Science

5 answers

Devanshi Jena 4 years, 6 months ago

H2o= 2 hydrogen and 1 oxygen make water

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Avneet Brar 4 years, 6 months ago

Ho2

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Aishwarya Singh 4 years, 6 months ago

Co2

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Sashwati Lahkar 4 years, 7 months ago

Ho2

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Rishit Kumar 4 years, 7 months ago

Co2

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Distinguished between parasite and saprotroph

Posted by Niharika Sharma 4 years, 7 months ago

CBSE > Class 07 > Science

4 answers

Sashwati Lahkar 4 years, 6 months ago

Parasites are organisms that depend upon another organism (host) for food and cause harmful effects or dieseases to the host. Examples: Cuscuta (Amarbel), mosquitoes and head lice. Saprotrophs are the non green plants which obtain their food or nutrition from dead and decaying organic matter. Examples:- fungi

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Sweta Yadav 4 years, 6 months ago

Parasites are organisms that live in or on other living organisms and derive their food from them. The plant from which a parasite gets its food is called a host. Example- mistletoe plant. Whereas saprotrophs are organisms that live on dead plants and animals and derive their food from them. Example- mushrooms

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Dharm Pratap Singh 4 years, 7 months ago

Parasites are organisms that depend upon another organism (host) for food and cause harmful effects or dieseases to the host. Examples: Cuscuta (Amarbel), mosquitoes and head lice. saprotrophs are orgnisms that obtain nutrition from dead and decaying organic matter. Examples: Fungi and some bacteria.

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Priyani Das 4 years, 7 months ago

It's so easy ??

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ANSWER

____ helps to keep a plant cell rigid and turgid and helps plant to stand upright.

Posted by Car Lover 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Pavani Sharma Sharma 4 years, 7 months ago

What is your name

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How would you test the presence of starch in leave.

Posted by Akshat Singh 4 years, 7 months ago

CBSE > Class 07 > Science

3 answers

Pratikhya Panda 4 years, 7 months ago

Take two potted plants of the same kind warm in the dark and the other in the sunlight for seventy two hours.Take a green leave from both the plant put two to three drops of dilute iodine solution.Blue-black colur will be observed on the leaf of the plant kept in sunlight.This indicates the presence of starch in leaves.

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Priyani Das 4 years, 7 months ago

Because teachers want ??

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Car Lover 4 years, 7 months ago

I don't know

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hey is there a rain a storm??? date 16 may

Posted by Pratyusha Baviskar 4 years, 7 months ago

CBSE > Class 07 > Science

2 answers

Rishit Kumar 4 years, 7 months ago

There was a cyclone ?

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Appu Gouda 4 years, 7 months ago

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ANSWER

Main features of the mantle and core

Posted by Himanshu Singh Rajput 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Himanshu Singh Rajput 4 years, 7 months ago

I don't know

1Thank You

ANSWER

Why are some plants insectivorous? Give examples.

Posted by Jayshree Dubey 4 years, 7 months ago

CBSE > Class 07 > Science

5 answers

Ankita Budhwar 4 years, 7 months ago

Plants that eat insects are insectivorous Like pitcher plant Sundew Venus fly trap Cobra lily etc

1Thank You

Pabbathi Ramcharan 4 years, 7 months ago

Beacause they want nutrition

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꧁༺♣?????? ????♣༻꧂ 4 years, 7 months ago

Insectivorous plant are some green or non-green plant which grow in less nitrogen area for adopting a very unique mode of nutrition to fulfill their nutritional requirements they have modify some of their body part to trap and digest insect for nitrogen nutrition such plants are called insectivorous plants for example pitcher plant Venus flytrap bladder wort etc. ____________________________________ ()()()()()()()()()()(()()()()()()()()()()()()

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Himanshu Singh Rajput 4 years, 7 months ago

Insectivorous plants, some green plant which grow in nitrogen differences while adopting a very unique mode of nutrition to fulfill their nutritional requirements they have modify some of their body part to trap and digest insect for nitrogen nutrition such plants are called insectivorous plants for example pitcher plant Venus flytrap bladder wort etc ,Thank you

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Aaryan Makwana 4 years, 7 months ago

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ANSWER

What is complex substance¿?

Posted by Subhanita Sen 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Pratikhya Panda 4 years, 7 months ago

A chemical substance formed by the combination of several simple substances is called complex substance

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ANSWER

When is assimilation form in digestive system?¿

Posted by Subhanita Sen 4 years, 7 months ago

CBSE > Class 07 > Science

0 answers

ANSWER

The main step of nutrition in human are are

Posted by Disha Zanjurne 4 years, 7 months ago

CBSE > Class 07 > Science

3 answers

Aishwarya Singh 4 years, 6 months ago

Ingestion Digestion Absorption Assimilation and Egestion

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Ankita Budhwar 4 years, 7 months ago

These are the steps

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Ankita Budhwar 4 years, 7 months ago

Ingestion Digestion Absorption Assimilation And Egestion

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ANSWER

Name three complex substances of our food and write the name of their simpler forms.

Posted by Aman - 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Lina Naik 4 years, 6 months ago

Carbohydrates = glucose Proteins = amino acids Fats = fatty acids

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ANSWER

What are the autotropic mode of nutrition?

Posted by Nani Dheeraj 4 years, 7 months ago

CBSE > Class 07 > Science

2 answers

Himanshu Singh Rajput 4 years, 7 months ago

Autotrophic nutrition, green plant can directly use sunlight to prepare their own food from simple raw material such as carbon dioxide from the air and water and minerals from the soil in this mode of nutrition is called autotrophic nutrition ottomans self tropic means food called autotrophic organisms are autotrophs or green plants are autotrophs green plant are also called producer as they produce food for all living organisms Thank you

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Sia ? 4 years, 7 months ago

“Autotrophic nutrition is a process where an organism prepares its own food from a simple inorganic material like water, mineral salts and carbon dioxide in the presence of sunlight.” The term “autotrophic” is formed by the combination of two terms, “auto” meaning self, and “trophic” meaning nutrition.

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How does the heat travel in air?

Posted by Abhipsha Sadangi 4 years, 7 months ago

CBSE > Class 07 > Science

3 answers

Avneet Brar 4 years, 6 months ago

Heat travel in air through convection.

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Pratyusha Baviskar 4 years, 7 months ago

Heat travels in air through convection. Smoke goes up in the air because hot air is lighter than cool air.

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Vichitra Bali 4 years, 7 months ago

Heat travels in air through convection. Smoke goes up in the air because hot air is lighter than cool air.

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ANSWER

Chemical reaction of photosynthesis

Posted by Ankita Budhwar 4 years, 7 months ago

CBSE > Class 07 > Science

2 answers

Sashwati Lahkar 4 years, 7 months ago

Carbon dioxide+water sunlight over chlorophyll--- glucose+ oxygen

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Deepansha ? 4 years, 7 months ago

Carbon dioxide + water sunlight over chlorophyll glucose + oxygen

2Thank You

ANSWER

Write about heterotrophs and heterotrophic mode of nutrition? Give some examples of heterotrophs.

Posted by Vijayalaxmi Sahu 4 years, 7 months ago

CBSE > Class 07 > Science

3 answers

Himanshu Singh Rajput 4 years, 7 months ago

HETEROTROPHS nutrition, the mode of nutrition in organisms that cannot make their own food and depend on other off their food is called heterotrophs nutrition AUTOTROPHIC nutrition, the mode of nutrition in which the organism make their food itself from simple in organic substance is called autotrophs nutrition

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Amandeep Kaur Dhillon 4 years, 7 months ago

Heterotrophs are the organisms that depend on other animals for food, humans and animals use heterotrophic mode of nutrition. ?

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Ankita Budhwar 4 years, 7 months ago

The mode in which any organism depend on other organism for its food is called heterotrophic mode of nutrition. The organisms that follow this mode are heterotrophs. Example:fish,cat,dog,birds,lion,amoeba,fungi,protozoa etc

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ANSWER

How does soil become rich in nitrates when leguminous plants grow in it

Posted by Ananya Khandelwal 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Ankita Budhwar 4 years, 7 months ago

Because of a bacteria found in the root of leguminious plants The bacteria is rhizobium

2Thank You

ANSWER

How do bacteria play a role in the recycling process

Posted by Ananya Khandelwal 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Ankita Budhwar 4 years, 7 months ago

Bacteria decomposes the thing to be recycled

3Thank You

ANSWER

What are the four types of motion.Give example of each

Posted by Aagumpreet Kaur 4 years, 7 months ago

CBSE > Class 07 > Science

2 answers

Aagumpreet Kaur 4 years, 6 months ago

Thanks samreet

1Thank You

Samreet Kaur 4 years, 7 months ago

Circular , periodic , rectansular motion Circular motion was a that things which are move circular is called circular motion example : a clock and the periodic motion was the things which are again and again repetly is called periodic motion example : a swing and rectansular motion was the things which are move circular and repetly again both are called rectansular motion example : a car , and soldiers .

2Thank You

ANSWER

Example of insectivores plants

Posted by Deepanshi Lathwal 4 years, 7 months ago

CBSE > Class 07 > Science

5 answers

Sia ? 4 years, 7 months ago

Venus flytrap, pitcher plant and cobra lily

1Thank You

Deepansha ? 4 years, 7 months ago

Picture Plant sundew venus flytrap

2Thank You

Abhipsha Sadangi 4 years, 7 months ago

Pitcher plant, Venus flytrap and bladder wort.

2Thank You

Ankita Budhwar 4 years, 7 months ago

Drosera capensis

2Thank You

Ankita Budhwar 4 years, 7 months ago

Sundew

2Thank You

ANSWER

I had got a project art integrated project for science on chapter 1 and chapter 2 can anyone tell me some ideas about it ?

Posted by Nehan Doddamani 4 years, 7 months ago

CBSE > Class 07 > Science

2 answers

Nehan Doddamani 4 years, 7 months ago

Thanks but can anyone cover 2 chapters in that much space but not bad idea thanks Ankita

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Ankita Budhwar 4 years, 7 months ago

You can paste a chart paper on a thermacol sheet and cover both the chapters in it You should choose topic......... nutrition in organisma

1Thank You

ANSWER

Write about autotrops and autotrophic mode of nutrition? give some example of autotrops.

Posted by Vijayalaxmi Sahu 4 years, 7 months ago

CBSE > Class 07 > Science

3 answers

Binika Prakash 4 years, 7 months ago

Autotrophs . Organisms that make their own food Heterotrophs. The organisms that depend on others for food

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Dhruv Khandelwal 4 years, 7 months ago

Autotrophs - The organisms who make their own food Heterotrophs - The organisms who depends on other for the food

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Adapa Abhiram 4 years, 7 months ago

They prepare their own food by utilizing solar energy, water, and carbon dioxide by the process of photosynthesis. This results in the formation of glucose. Plants like blue-green algae and bacteria such as cyanobacteria are considered to be examples of autotrophs.

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ANSWER

1. Define the following. a. Soil. b. Bedrock. c. Weathering. d. Humus. e. Soil profile. f. Horizon. 2. Name. a. The three main layers of soil. b. The soil layer rich in humus. c. The layer above the parent rock. d. The agents responsible for soil formation

Posted by Priya Singh 4 years, 7 months ago

CBSE > Class 07 > Science

1 answers

Adapa Abhiram 4 years, 7 months ago

The uppermost layer of earth crust 3. It is a soil particle ... Question B.6: Rock particles of soil is (a) gravel (b) sand (c) clay (d) loam ... Bedrock lies above the subsoil. ( ) 5. Topsoil ...

3Thank You

ANSWER

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