Ask questions which are clear, concise and easy to understand.
Ask QuestionPosted by Rahul Sharma 1 month, 1 week ago
- 0 answers
Posted by Priyanshu Shukla 1 month, 3 weeks ago
- 0 answers
Posted by Priyanshu Shukla 1 month, 3 weeks ago
- 0 answers
Posted by Pavi Agrawal 2 months, 1 week ago
- 0 answers
Posted by Gulfam Khuwaza 6 months, 3 weeks ago
- 1 answers
Mayank Kumar 3 months, 4 weeks ago
Few rules to keep homework help section safe, clean and informative.
- Don't post personal information, mobile numbers and other details.
- Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
- Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
- Ask specific question which are clear and concise.
Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.
Posted by Anas Malik 11 months ago
- 2 answers
Posted by Anam Bano 1 year, 1 month ago
- 1 answers
Posted by Sikandar Shauvanci 1 year, 4 months ago
- 1 answers
Posted by Nasir Husain 1 year, 5 months ago
- 1 answers
Posted by Dileep Kumar 2 years, 4 months ago
- 3 answers
Priya Sharma 1 month, 1 week ago
Few rules to keep homework help section safe, clean and informative.
- Don't post personal information, mobile numbers and other details.
- Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
- Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
- Ask specific question which are clear and concise.
Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.
Posted by Rahul Paswan 2 years, 5 months ago
- 1 answers
Sia ? 2 years, 5 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).
Posted by Pankaj Kumar 2 years, 6 months ago
- 1 answers
Posted by Yashi Sharma 2 years, 7 months ago
- 1 answers
Posted by Patel Darshan_1 2 years, 8 months ago
- 3 answers
Sia ? 2 years, 8 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. |
| Locomotion | |
| They cannot move from their place. | Can move from one place to another in search of food and shelter. |
| Examples | |
| Green plants, algae and a few photosynthetic bacteria are examples of autotrophs. | Cows, buffaloes, tigers, horses, humans are examples of heterotrophs. |
Posted by G L Ahirwar 2 years, 9 months ago
- 1 answers
G L Ahirwar 2 years, 9 months ago
Posted by Shagun Khokhar 2 years, 11 months ago
- 3 answers
Posted by Rajendra Shinde 3 years ago
- 1 answers
Sia ? 3 years 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.
Posted by Satya Isshu 3 years ago
- 2 answers
Sia ? 3 years 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.
Posted by Hamid Ali 3 years ago
- 0 answers
Posted by Sonakshi Rathi 3 years, 1 month ago
- 1 answers
Posted by Rakesh Kumar Rakesh Kumar 3 years, 2 months ago
- 1 answers
Posted by Nisha Rathva 3 years, 2 months ago
- 5 answers
Vishal Kumar Gupta 3 years, 1 month ago
Sonakshi Rathi 3 years, 1 month ago
Posted by Kumari Rakhi Rakhi 3 years, 2 months ago
- 2 answers
Vishal Kumar Gupta 3 years, 1 month ago
Posted by Yogendra Singh 3 years, 3 months ago
- 4 answers
Posted by Zeeshan Shaikh 3 years, 4 months ago
- 4 answers
Vishal Kumar Gupta 3 years, 1 month ago
Yogita Ingle 3 years, 4 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।
Posted by Anushka Chauhan 3 years, 4 months ago
- 3 answers
Yogita Ingle 3 years, 5 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 3 years, 5 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.
Posted by Pankaj Gautam 3 years, 6 months ago
- 0 answers
myCBSEguide
Trusted by 1 Crore+ Students
Test Generator
Create papers online. It's FREE.
CUET Mock Tests
75,000+ questions to practice only on myCBSEguide app
