How does an Amoeba obtain its food?

लघु उत्तरीय

Endocytosis is used by amoebas to acquire food. Endocytosis is the invagination of a tiny portion of the plasma membrane, which results in the formation of an intracellular membrane-bound vesicle.
This process typically involves the consumption of food materials. Phagocytosis, often known as cell eating, is the process by which a cell takes in solid particles via its cell membrane.
In this procedure, Amoeba's cell membrane initiates protoplasmic activities around the meal particle. The mechanisms combine and unite to produce a phagosome.

shaalaa.com

क्या इस प्रश्न या उत्तर में कोई त्रुटि है?

अध्याय 5: The Fundamental Unit of Life - Exercises [पृष्ठ ५९]

अध्याय 5 The Fundamental Unit of Life
Exercises | Q 7. | पृष्ठ ५९

Fill in the gaps in the following table, illustrating differences between prokaryotic and eukaryotic cells.

	Prokaryotic cell		Eukaryotic cell
1.	Size: generally small (1–10 µm) 1 µm = 10-6 m	1.	Size: generally large (5-100 µm)
2.	Nuclear region: ____________ ____________ and is known as _____.	2.	Nuclear region: well defined and surrounded by a nuclear membrane.
3.	Chromosome: single	3.	More than one chromosome
4.	Membrane-bound cell organelles absent	4.	____________ ____________ ____________

How is a prokaryotic cell different from a eukaryotic cell?

Distinguish between prokaryotic and enkaryotic cells

Prokaryotes were the first form of life on earth.

Draw a neat labelled diagram of a prokaryotic cell.

The prokaryotic cell type of nucleus is called ______.

______ cells were the first form of life on earth.

Define Prokaryotic cells.

Identify the correct statement.

Amoeba and Paramecium belong to which category of organisms?