Question

Based on modifications, make the pairs:
incisor: tusks of elephant; _____________ : quills of porcupine

Answer 1

coat of sharp spines

Answer 2

Based on modifications, the pairs are

• Incisors: Tusks of elephant
• Modified hairs: Quills of porcupine

Explanation:

Tusks of elephants

• Tusks are modified front teeth (incisors) of elephants.
• They grow continuously in their lifetime.
• They are used for defense and performing various tasks like digging and carrying.
• As males' tusks are longer than females', it also displays dominance.

Quills of porcupines

• Quills (also spines) are modified hairs of porcupines that are coated with thick plates of keratin, an insoluble protein.
• They are deeply embedded in the skin muscles.
• Quills are their organs of defense and offence.

Here are links for some related information.

In which class of animals are the forelimbs modified

https://brainly.in/question/7493112

Thorns of bougainvillea and thorns of citrus plant are modified branches or stem and are used for protection against grazing animals so are they homologous organ or analogous organs.? please explain why

https://brainly.in/question/270851