Modes of Nutrition in Lower Animals

Discuss the modes of feeding in starfish?

The rupturing of cells to excrete waste in Amoeba is called _____ (egestion/digestion).

What are egestion and its process in Amoeba?

What are food vacuoles and their role in Amoeba?

Sucking by insects like mosquitoes is a mode of feeding.

Explain the modes of feeding in insects.

The A, B and C are three living organisms. The organism A is a unicellular fungus which can live without air. It is used in the commercial production of an organic compound P from molasses. The organism B is a unicellular animal which lives in water and feeds and moves by using pseudopodia. It breathes through an organelle Q. The organism C is a tiny animal which acts as a carrier of the malarial parasite. It breathes and respires through a kind of tiny holes R and air-tubes S in its body.

What is organism B and organelle Q?

What are pseudopodia?

Select the feeding organ of lions.

a. Teeth

b. Claws

c. Piercing mouth part

d. Spongy tongue

Select the feeding organ of hawks.

a. Piercing-sucking

b. Chewing 

c. Beaks and claws

d. Proboscis

Select the feeding organ of the frogs.

a. Beak

b. Sticky tongue

c. Sucking tube

d. Proboscis

Name the feeding organ of butterfly.

Choose the correct one.

The body organs that help animals in getting their food. (Feeding organs/Respiratory organs)