Question

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Answer 1

Answer:

que 1 (a)

Natural fibers:

• These fibers areade up from wool,jute etc.
• these fibers are relatively less strong.
• vegetable material is used to make these fiber.
• these fibers are not harmful for the environment.

Synthetic fiber:

• these fiber are shiny and easily washable.
• these fiber are made up from chemical substance.
• polyester is made up from these fiber.

(b)

Unicellular organisms:

• it does not contain tissue.
• euglena is an example of this.
• it is made up of a single cell.

Multicellular organismes:

• Its body is made from more than one cell.
• it has an organ or organ system.
• fish is an example of this.

Explanation:

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