Scales primarily serve as a form of protection against predators, environmental hazards, and physical injuries.
Contents
MCQs
1. What type of animals are most commonly associated with having scales?
A) Mammals
B) Reptiles
C) Birds
D) Amphibians
Answer: B) Reptiles
Explanation: While several animals have scales, reptiles are most commonly associated with them, as scales are a defining feature of this animal class.
2. Besides protection, what other function can scales serve?
A) Insulation
B) Camouflage
C) Attraction of mates
D) All of the above
Answer: D) All of the above
Explanation: Scales can serve multiple purposes, including insulation, camouflage, and attracting mates, depending on the species and its environment.
3. How do scales help in camouflage?
A) By reflecting light
B) By changing color
C) By creating patterns
D) By glowing in the dark
Answer: C) By creating patterns
Explanation: Scales can create patterns that help animals blend into their surroundings, making it harder for predators to spot them.
4. Can scales be found on all reptiles?
A) Yes, all reptiles have scales
B) No, only snakes have scales
C) No, only lizards and snakes have scales
D) Not all reptiles have scales
Answer: D) Not all reptiles have scales
Explanation: While scales are common among reptiles, not all species have them, as the presence and type of scales can vary greatly.
5. What one-way scales can help with swimming?
A) By absorbing water
B) By reducing friction
C) By increasing weight
D) By trapping air
Answer: B) By reducing friction
Explanation: For aquatic animals, scales can help reduce friction, allowing them to move more easily through water.
Read More