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Abdul Rauf 2 months, 1 week ago

  • 1 answers

Pratima Kumari 2 months ago

Aside bases and sales
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  • 2 answers

Md Saddam 1 year, 1 month ago


Alok Gupta 1 year, 1 month ago

Light is a medium by which wee can see the object.
  • 1 answers

Sia ? 1 year, 3 months ago

आमाशय, ग्रास नली और छोटी आंत के बीच में स्थित होता है। यह छोटी आंतों में आंशिक रूप से पचे भोजन (अम्लान्न) को भेजने से पहले, अबाध पेशी ऐंठन के माध्यम से भोजन के पाचन में सहायता के लिए प्रोटीन-पाचक प्रकिण्व(एन्ज़ाइम) और तेज़ अम्लों को स्रावित करता है (जो ग्रासनलीय पुरःसरण के ज़रिए भेजा जाता है).

  • 1 answers

Pankaj Kumar 1 year, 4 months ago

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Sia ? 1 year, 6 months ago

Autotrophs Heterotrophs
Type of Organisms
Usually members of the plant kingdom and certain unicellular organisms like cyanobacteria All members of the animal kingdom
Mode of Nutrition
Autotrophs are producers which prepare their own food. Heterotrophs are the consumers who depend on other sources for their food.
Classified into
These can be classified as photoautotrophs and chemoautotrophs. These can be classified as photoheterotrophs and chemoheterotrophs.
Presence of chloroplasts
The chloroplast helps in preparing food. They do not contain chloroplast, so cannot prepare food.
Energy is obtained from
They obtain energy from inorganic sources by converting light energy into chemical energy. They obtain energy directly or indirectly from other organisms.
Energy Storage
Autotrophs can store light energy and chemical energy. Heterotrophs cannot store energy.
In Food Chain
They are placed at the primary level in the food chain. These are placed in the secondary or tertiary level in the food chain.
They cannot move from their place. Can move from one place to another in search of food and shelter.
Green plants, algae and a few photosynthetic bacteria are examples of autotrophs. Cows, buffaloes, tigers, horses, humans are examples of heterotrophs.

Shivam Rana 1 year, 6 months ago


Shivam Rana 1 year, 6 months ago

  • 1 answers

G L Ahirwar 1 year, 6 months ago

Ruchi abe lasika Ke Do Pramukh Antar bataiye tatha rudhi ke ka Karya likhiye
  • 3 answers

Aryan Kumar 1 year, 6 months ago


Tannavi Singh 1 year, 8 months ago

d oxi nuclic acid

Sana A. Sana A 6 months, 3 weeks ago

Deoxy ribo neuclick acid
  • 1 answers

Sia ? 1 year, 10 months ago

The term ecology denotes the web of physical and biological systems and processes of which humans are one element. Mountains and rivers, plains and oceans, and the flora and fauna that they support are a part of the ecology.

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Sahilqureshi Qureshi 8 months, 4 weeks ago


Sia ? 1 year, 10 months ago

Magnesium ribbon should be cleaned with sandpaper before burning in air in order to remove white layer of magnesium oxide (MgO) from its surface which hinders the burning of magnesium.

  • 1 answers

Ankit Sharma 1 year, 11 months ago

विधुत परिपथ का क्या अर्थ है
  • 5 answers

Anup Kumar 1 year, 8 months ago

Ham sas phephra se lete hai???

Ansh Mishra 1 year, 11 months ago

Ham sans kaise late hai

Vishal Kumar Gupta 1 year, 11 months ago

hum saath paidan ke dwara lete hain kyunki ped hamen oxygen dete Hain oxygen ki Bina Ham ji with nahin rahte isliye hamesha khush rahana jaruri hai?????????‍????‍?:-P:-!:-*:-$

Sonakshi Rathi 1 year, 11 months ago

Science chemistry k important questions for 2021 board

Guddu Rana 1 year, 12 months ago

Ham sans pe pado ke dwara lete Hain
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Vishal Kumar Gupta 1 year, 11 months ago

Ham sath pedon ke dwara lete Ham sas pedon ke dwara lete hain oxygen usmein Milana tha kyunki hamari jaan ke Bina jivan nahin rahte isliye

Rubiya Bano 2 years ago

  • 4 answers

Saurabh Jha 2 years ago

Pop Kya h

Prem Kumar 2 years ago

Carbon ke Prakar

Deepu Kumar 2 years, 1 month ago


Mangal. Jayant 2 years, 1 month ago

Parmanu ke molik kano ke nam btaiye
  • 4 answers

Piyush Yadav 1 year, 7 months ago

G hi

Vishal Kumar Gupta 1 year, 11 months ago

avtal lens ka mukhya focus avtal lens per mukhya aanch ke samantar prakash ki anek Kiran patil hoti hai apvartan ke mukhya mein ek Bindu ke aparichit hoti pratit hoti hai aata hai jata hai

Mangal. Jayant 2 years, 1 month ago

Ilektron ki khoj kis parkar hui

Yogita Ingle 2 years, 2 months ago

अवतल लेंस का मुख्य फोकस (Principle Focus) : अवतल लेंस पर मुख्य अक्ष के समांतर प्रकाश की अनेक किरणें आपतित होती हैं। ये किरणें लेंस से अपवर्तन के पश्चात मुख्य अक्ष के एक बिंदु से अपसरित होती प्रतीत होती हैं। मुख्य अक्ष पर यह बिंदु अवतल लेंस का मुख्य फोकस कहलाता है।

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Beauty Singh 1 year, 8 months ago

कोण iऔर कोण r आपस में बराबर होते हैं

Yogita Ingle 2 years, 3 months ago

he two laws of reflection are:

         (i) the incident ray, the reflected ray and the normal (at the point of incidence), all lie in the same plane.

         (ii) the angle of reflection (<i>r</i>) is always equal to the angle of incidence (<i>i</i>)

                  ∠<i>r</i> = ∠<i>i</i>

Gaurav Seth 2 years, 3 months ago

Laws of Reflection of light:

  • The angle of incidence and angle of reflection is equal.
  • The incident ray, reflected ray and normal to the point of reflection lie in the same plane.

The angle of incidence is denoted by 'i' and angle of reflection is denoted by 'r'. The law of reflection is applicable to all types of reflecting surface.

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Raj Gupta 2 years, 4 months ago

A spherical mirror whose non-reflecting surface is bulged outwards is known as concave mirror.

Shyam Singh 2 years, 4 months ago


Yogita Ingle 2 years, 4 months ago

  • A spherical mirror, whose reflecting surface is curved outwards, is called a convex mirror.
  • 1 answers

Diksha Shukla 2 years, 5 months ago

What is concave mirror
  • 1 answers

Jai Jai Ram Verma 2 years, 6 months ago

ऐसा इसलिए है क्योंकि हल्दी एक प्राकृतिक सूचक है जो क्षार में लाल रंग देता है।
  • 4 answers

Vishal Kumar Gupta 1 year, 11 months ago

A force that attracts a body towards the centre of the earth or toward any other physical body having mass

Anil Kumar 2 years, 4 months ago

a force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

Aniket Singh 2 years, 5 months ago

It is a curve which is made by a mass object in spacetime

Yogita Ingle 2 years, 6 months ago

A force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

  • 3 answers

सचिन Yadav 2 years, 4 months ago

उत्सर्जन किसे कहते हैं

Abhinav Shukla 2 years, 6 months ago

वह अभिक्रिया जिसमें ऊष्मा निकलती है ।

Jai Jai Ram Verma 2 years, 6 months ago

वह अभिक्रिया जिसमें जिसमें ऊष्मा का उत्सर्जन हो उष्मक्षेपी अभिक्रिया कहलाती है।

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