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Question
Observe the following figure and answer the following.
- Due to which common characteristic the animals shown in the figure belong to the same phylum?
- The exoskeleton of these animals is made up of which chemical?
- Give another two examples of this phylum.
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Solution
- The animals shown in the figure belong to the same phylum (Arthropoda) due to the following common characteristics:
i. They have jointed appendages, which is the characteristic feature of members belonging to phylum Arthropoda.
ii. Their body is triploblastic, eucoelomate, bilaterally symmetrical, segmented and divisible into head, thorax and abdomen.
iii. Their exoskeleton is chitinous. - The exoskeleton of these animals is made up of chitin.
- Crab, spider, millipede, centipede, cockroach, honey bee, etc.
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Give an account on phylum Arthropoda.
In which group of animals, coelom is filled with blood?
______ is the largest phylum of the animal kingdom.
Assertion (A): The Arthropods have an open circulatory system.
Reason (R): The cells and tissues are bathed in blood.
One of the representatives of phylum Arthropoda is
Which of the following belongs to the same phylum?
Excretory organs of arthropods are ______.
Which one of the following statements is incorrect?
Give an example of the following:
An oviparous mammal
Differentiate between oviparous and viviparous characteristic
Give a scientific reason.
Cockroach belongs to phylum Arthropoda.
Identify my class/phylum and give one example of it:
We form the highest number of animals on the planet. We have bilateral symmetry and our exoskeleton is in the form of chitin.
