Types of Nutrition
Types of Nutrition: Overview
This topic covers concepts such as Autotrophic Nutrition, Parasitic Organisms, Heterotrophic Mode of Nutrition in Plants, Saprotrophic Nutrition in Plants, Insectivorous Plants, Parasitic Nutrition in Plants, Symbiotic Nutrition, etc.
Important Questions on Types of Nutrition
A facultative saprophyte is an organism that generally obtains nourishment from the living matter, but can obtain nourishment even from dead organic matter.
Name the two types of parasitic nutrition in animals.
Match the organisms given in column I with the processes given in column II.
| Column I | Column II |
| (i) Leech | (a) Holozoic nutrition |
| (ii) Amoeba | (b) Autotrophic nutrition |
| (iii) Mushroom | (c) Parasitic nutrition |
| (iv) Green plant | (d) Saprophytic nutrition |
Choose the odd one. Give reasons for your choice.
Mango tree Dodder plant rose plant
What is the main difference between carnivores and parasites?
Looking at the table, list the creatures that do not kill other creatures for food but still obtain food from them.
| S. No | Name of creatures | Food |
| 1 | Buffalo | Grass, grain, straw etc. |
| 2 | Cat | Meat, rat, etc. |
| 3 | Rat/mouse | Fruits and nuts, meats |
| 4 | Crow | Insects, seeds, grains, nuts, fruit, meat, etc. |
| 5 | Goat | Grasses, weeds, grain. |
| 6 | Spider | Insects |
| 7 | Tiger | Other animals |
| 8 | Hen | Fruits, vegetables, grains, insects |
| 9 | Vulture | Dead animals |
| 10 | Lizard | Insects and small animals |
| 11 | Bed bug | Blood of other mammals |
| 12 | Worms | Feeds the food that the host is digesting |
| 13 | Monkey | Nuts, fruits, seeds, bird's eggs, insects |
| 14 | Dog | Meat, fish, vegetables and rice |
| 15 | Man | Meat, nuts, fruits, eggs, vegetables, seeds, etc. |
| 16 | Honey bee | Nectar |
| 17 | Mosquito | Blood, plant nectar |
Give a few examples of animal parasites in your surroundings.
What is common between lichen, mycorrhizal root, and leguminous plants?
Discuss heterotrophic nutrition in plants
