Advertisements
Advertisements
प्रश्न
Distinguish between the following:
Autotrophs and Heterotrophs
Advertisements
उत्तर
| Sr. No. |
Autotrophs | Heterotrophs |
| 1. | They prepare their own food from simple inorganic raw materials. | They depend on autotrophs for their food and are unable to synthesize their own food. |
| 2. | They synthesize organic compounds by photosynthesis or chemosynthesis. | They obtain energy by consuming other living or dead organisms. |
| 3. | Serve as primary producers in ecosystems. | Serve as consumers and decomposers in ecosystems. |
| 4. | Found at the base of the food chain. | Found at higher trophic levels in food chains. |
| 5. | For example, green plants and some bacteria. | For example, animals, fungi, and many bacteria. |
APPEARS IN
संबंधित प्रश्न
Marasmus is due to deficiency of:
(a) Vitamin C
(b) Carbohydrates
(c) Fat
(d) Food
Explain the following term with an example:
Omnivore
Give the one-word substitute for the following:
Insect-eating organism.
The process of intake of food and utilising it for all life processes is called ______.
All the substances in our food which are useful for various bodily processes are called ______.
Spot the following in the table of vitamins and minerals.
Causes of anaemia.
Explain the various steps of nutrition in animals.
Very Short Answer Type Questions:
Name two sources of proteins provided by animals.
Choose the correct option.
Select odd one out on the basis of digestive functions of tongue.
Paheli and Boojho peeled some potatoes and cut them into small pieces. They washed and boiled them in water. They threw away the excess water and fried them in oil adding salt and spices. Although the potato dish tasted very good, its nutrient value was less. Suggest a method of cooking potatoes that will not lower the nutrients in them.
