Modes of Nutrition in Living Organisms

The video explores various modes of nutrition in organisms, including saprotrophic, parasitic, holozoic, heterotrophic, autotrophic, and mixotrophic. It explains how different organisms acquire nutrients, with examples like fungi, parasites, and higher animals. The video also discusses the unique case of the pitcher plant, which uses both autotrophic and heterotrophic modes. The session concludes with a call to action for viewers to engage with the content.

What is the primary source of nutrition for organisms using saprotrophic nutrition?

• Insects

• Living hosts

• Decaying organic matter

• Sunlight

Which of the following is an example of a parasitic organism?

• Pitcher plant

• Elephant

• Leech

• Mold

What type of nutrition do lions and tigers primarily use?

• Carnivorous

• Omnivorous

• Saprotrophic

• Herbivorous

Which of the following animals is an example of an herbivore?

• Fox

• Cheetah

• Rabbit

• Leech

What is the main characteristic of heterotrophic organisms?

• They produce their own food

• They depend on other organisms for food

• They live inside other organisms

• They decompose organic matter

Which mode of nutrition involves organisms preparing their own food using sunlight?

• Heterotrophic

• Parasitic

• Autotrophic

• Saprotrophic

What is the term for organisms that can use both autotrophic and heterotrophic modes of nutrition?

• Omnivores

• Carnivores

• Mixotrophs

• Herbivores