Advertisements
Advertisements
प्रश्न
Define saprophytic nutrition. Give one example.
उत्तर
The mode of nutrition in which the organisms depend upon dead and decaying plants, animals and organic materials for obtaining their nutrition is known as saprophytic nutrition. Example: Fungi
APPEARS IN
संबंधित प्रश्न
Green plants are called ______ since they synthesise their own food.
Match the items given in Column I with those in Column II:
| Column I | Column II |
| Chlorophyll | Bacteria |
| Nitrogen | Heterotrophs |
| Amarbel | Pitcher plant |
| Animals | Leaf |
| Insects | Parasite |
What is the mode of nutrition in fungi?
Name one organism each having saprophytic, parasitic and holozoic modes of nutrition.
Describe the process of nutrition in Amoeba. Draw labelled diagrams to show the various steps in the nutrition in Amoeba.
The process of obtaining food by Amoeba is known as:
(a) dialysis
(b) cytokinesis
(c) phagocytosis
(d) amoebiasis
The organisms A, B and C can obtain their food in three different ways. Organism A derives its food from the body of another living organism which is called its D, without killing it. The organism B takes in the solid food by the process of ingestion, digests a part of this food and throws out undigested food in the process called E. The organism C obtains its food from dead and decaying plants.
(a) What is the mode of nutrition of (i) organism A (ii) organism B, and (iii) organism C?
(b) What is the organism like D called?
(c) Name the process E.
(d) Give one example each of organisms like (i) A (ii) B, and (iii) C.
(e) What is the general name of three modes of nutrition exhibited by organisms A, B and C?
In one of the following organisms, the gaseous exchange during respiration does not take place through cell membrane/skin. This organism is:
(a) Electric eel
(b) Leech
(c) Earthworm
(d) trachea
List two differences between 'Holozoic nutrition' and 'Saprophytic nutrition'. Give two examples of each of these two types of nutrition.
Visit a green house if there is one near your place. Observe how they grow plants. Find out how they regulate the amount of light, water and carbon dioxide to grow the plants.
