Name: Kidney as the Body Filter
Uploaded: 2019-07-19
Duration: 4 min 4 s
Description: The kidney is the waste manager of our body. Let us look inside the kidney and understand how this wondrous filtration system works. Watch the video now.

Question

Define the terms 'nutrition' and 'nutrients'.  List two differences between 'Holozoic nutrition' and Saprophytic nutrition'. Give two examples of each of these two types of nutrition.

Accepted Answer

Nutrition:

The process by which the living organisms receive and utilize the food materials necessary for their survival, growth, and repair of worn-out tissues is called nutrition. It is required for both catabolism and anabolism.

Nutrients:
These are the substances that supply nourishment to living organisms from their surroundings and use it as an energy source or for the biosynthesis of body constituents. There are six major nutrients: Carbohydrates, Lipids, Proteins, Vitamins, Minerals, Water.

Basis of difference
Holozoic nutrition
Saprophytic nutrition

Definition
It involves ingestion of whole food.
It involves feeding on decaying or dead organic matter.

Basis of difference
Holozoic nutrition
Saprophytic nutrition

Mode of nutrition
Internal processing of liquid and solid food materials. It includes ingestion, digestion, absorption, assimilation and egestion.

Saprophytic means extracellular digestion of food. Saprophytic nutrition occurs through four major steps: secretion of digestive enzymes, digestion, absorption, and assimilation

Example Amoeba, Humans, etc. Fungi, Some protists, etc.

Define the terms 'nutrition' and 'nutrients'. List two differences between 'Holozoic nutrition' and Saprophytic nutrition'. Give two examples of each of these two types of nutrition.

Important Questions on Life Processes

Learn and Prepare for any exam you want !