Nutrition and Feeding Mechanisms in Organisms

Nutrition and Feeding Mechanisms in Organisms

Assessment

Interactive Video

Biology

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explains the energy needs of living organisms and the role of nutrition. It distinguishes between autotrophic and heterotrophic nutrition, focusing on the latter. Heterotrophic nutrition is divided into saprophytic, parasitic, and holozoic types. Saprophytic nutrition involves decomposing dead matter, while parasitic nutrition involves deriving nutrients from a host. Holozoic nutrition involves ingestion and digestion of complex food. Examples include amoeba and paramecium, which have unique methods of obtaining food.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary source of energy for living organisms?

Food

Sunlight

Oxygen

Water

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of nutrition involves organisms that cannot produce their own food?

Heterotrophic

Chemosynthetic

Autotrophic

Photosynthetic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process called where fungi and bacteria decompose dead organisms to obtain nutrients?

Holozoic nutrition

Parasitic nutrition

Saprophytic nutrition

Photosynthesis

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an example of a saprophytic organism?

Mushroom

Yeast

Lice

Bread mold

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do parasites obtain their nutrients?

By photosynthesis

By decomposing dead matter

By deriving food from a host organism

By ingesting complex food materials

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a parasite?

Cascuta

Paramecium

Mushroom

Amoeba

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In holozoic nutrition, what is the process of taking complex food material into the body called?

Digestion

Excretion

Ingestion

Absorption

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