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NCERT Summary: Food - Where does it come from | Science for Grade 6 PDF Download

NCERT Summary: Food - Where does it come from | Science for Grade 6

What is food, Variety of food, Ingredients of food?

  • Food is source of nutrition that living organisms eat, drink or absorb to maintain life and growth.
  • There are many different places where we buy food like markets, shop, supermarkets etc.
  • We eat different variety of foods like fish, rice, bread, vegetables meat etc.

Food ingredients

  • Ingredients are the materials used for making food item.
    Examples: The ingredient of rice is water and raw rice.
    The ingredient of dal is raw dal, spices and water

NCERT Summary: Food - Where does it come from | Science for Grade 6

Use of food in our body

Food in our body is used for various reasons. They are:

  • For energy
  • For work
  • For body function
  • For good health
  • For wound healing

NCERT Summary: Food - Where does it come from | Science for Grade 6

Sources of the food

There are two main sources of food:

  1. Plants
  2. Animals

There are many different types of foods that come from animals:

  • Eggs come from chicken.
  • Cows, goat and buffaloes are some common animals which gives us milk and milk products like butter, cream, cheese and curd.
  • Bacon come from a pig.
  • Honey is made by bees, Honey bee collects fruit juices (nectar) from flowers and stores in their hive.
  • Fish cakes are made from fish.

There are many different types of foods that come from Plants:

  • Roots as food: Carrot, Beetroot, Radish, Turnip, etc.
  • Stem as food: Potato, Ginger, Sugarcane.
  • Leaves as food: Spinach, Coriander, Cabbage, Onion etc.
  • Flowers as food: Rose, Cauliflower, Bauhinia etc.
  • Fruits as food: Apple, Banana, Tomato, Grapes etc.
  • Seeds as food: Corn, Wheat, Maize, Pulses etc.
  • Some plants have two or more edible parts: - mustard seeds give us oil and its leaves are also used as vegetable.

NCERT Summary: Food - Where does it come from | Science for Grade 6

Classification of animal based on food they eat

Herbivores

  • Animals which eat only plants or plant products as their food are called as Herbivores.
  • Herbivores animals have sharp teeth for biting and cutting, and very strong teeth for grinding as plant food needs to be chewed a lot as it is very rich in a substance called cellulose. Examples: Cow, goat, horse etc.

Carnivores

  • Animals which eat the flesh of other animals are called carnivores.
  • Most of the carnivorous animals have very sharp teeth for tearing out the flesh of its prey. Examples: Lion, tiger, snake and lizard (it eats insects i.e., other animals)

Omnivores

  • Animals which eat both plants and animals are called omnivores.
    Examples: Dog, man.
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FAQs on NCERT Summary: Food - Where does it come from - Science for Grade 6

1. खाद्य पदार्थ कहाँ से आते हैं?
Ans. खाद्य पदार्थ विभिन्न स्रोतों से आते हैं, जैसे कृषि, पशुपालन, पेड़-पौधे, और समुद्र। फसलें जैसे अनाज, फल, और सब्जियाँ खेती से प्राप्त होते हैं, जबकि दूध, मांस, और अंडे पशुपालन से आते हैं।
2. कृषि के प्रमुख उत्पाद कौन से हैं?
Ans. कृषि के प्रमुख उत्पादों में अनाज (जैसे गेंहू, चावल), फल, सब्जियाँ, और दलहन शामिल हैं। ये सभी खाद्य पदार्थ मानव आहार का महत्वपूर्ण हिस्सा हैं और विभिन्न क्षेत्रों में उगाए जाते हैं।
3. खाद्य श्रृंखला का क्या महत्व है?
Ans. खाद्य श्रृंखला का महत्व यह है कि यह हमें यह समझने में मदद करती है कि विभिन्न जीवों के बीच भोजन का आदान-प्रदान कैसे होता है। यह पारिस्थितिकी तंत्र के संतुलन को बनाए रखने में भी सहायक है।
4. पशुपालन से प्राप्त खाद्य पदार्थ कौन से हैं?
Ans. पशुपालन से कई प्रकार के खाद्य पदार्थ प्राप्त होते हैं, जैसे दूध, मांस, अंडे, और अन्य डेयरी उत्पाद। ये खाद्य पदार्थ मानव पोषण के लिए आवश्यक प्रोटीन और अन्य पोषक तत्वों का महत्वपूर्ण स्रोत हैं।
5. खाद्य पदार्थों के स्रोतों की पहचान कैसे करें?
Ans. खाद्य पदार्थों के स्रोतों की पहचान करने के लिए हमें उनके उत्पादन की प्रक्रिया को समझना होगा। हमें यह जानना चाहिए कि कौन सा खाद्य पदार्थ कृषि, पशुपालन, या जंगली स्रोतों से प्राप्त होता है। इसके लिए हम खाद्य लेबलिंग और स्थानीय बाजारों की जानकारी का उपयोग कर सकते हैं।
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