Chapter 6

Waste Management

Highlights

EXERCISE

A. Tick the Correct Option

Answer: vacuole

Answer: vacuole

Answer: vacuole

Answer: vacuole

B. Fill in the blanks.
C. Match the following :
D. Correct the Following Sentences

Answer: Sharing of chores reduces the burden.

Answer: The older family member pass on the family traditions to the younger generation.

Answer: There is more interaction between parents and children in nuclear families.

Answer: A surname is a family name.

E. Question Answer

Answer: The (main) factors that determine the shape of a cell are location and function.

Answer: Distinguish between unicellular and multicellular organisms are

Unicellular organisms are made up of a single cell. e.g., Euglena and Amoeba.

Multicellular organisms are made up of many cells. e.g., Humans and Birds.

Answer: All organisms are made up of cells. A cell is capable of independent existence. Due to this, cell is called the structural and functional unit of life.

Answer: Mitochondria is known as the Powerhouse of the cell.

Mitochondria are the site of cellular respiration. Energy is produced during this process. Due to this, mitochondria are called the Powerhouse of the cell.

Answer: All organisms are made up of cells. A cell is capable of independent existence. Due to this, cell is called the structural and functional unit of life.

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