Scientific Name and Classification of Cockroach

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The scientific name of Cockroach is Blattodea which also includes termites. There are over 4500+ species of cockroaches recognised till date around the world. They are one of the oldest insect species on earth whose evidence can be traced back to the Carboniferous period, over 350 million years ago. 

Key words: Scientific Name, Taxonomy, Cockroach, Blattodea, Insecta


Classification of Cockroach 

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Cockroaches are insects that come under the order Blattaria which further classifies into Blattodea that is the scientific name of the roaches. Out of the 4500 species of cockroaches, around 30 are found in human habitations and are considered as pests.

Kingdom Animalia
Phylum Arthropoda
Class Insecta
Order Blattaria 

Cockroaches are social insects that use the pheromones present in their body parts or feces to communicate with each other. Even though a majority of cockroach species have wings, not all of them are capable of flight. 

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Facts about Cockroach 

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The following are some popular facts and characteristics about Cockroach (Blattodea): 

  • Cockroaches, also known as Blattodea, can live upto 10 days without their heads.
  • The largest cockroach species is the Australian rhinoceros cockroach weighing 33 grams.
  • Cockroaches can carry 33 kinds of bacteria, 6 different types of parasitic worms and seven known pathogens.
  • Cockroaches live in groups called intrusions.
  • Cockroaches breathe through spiracles, which also regulates the amount of water in their bodies. 
  • Cockroaches are said to be nocturnal animals.

Things to Remember

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  • The scientific name of a cockroach is Blattodea.
  • Cockroaches are over 300 million years old.
  • There are 4500+ species of cockroach out of which only 30 are considered as pests.
  • Not all cockroaches that have wings can fly.
  • They use pheromones to communicate with each other.
  • Cockroaches can live around 10 days without their heads.

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Sample Questions

Ques: What is the scientific name of a cockroach? (1 mark)

Ans: Blattodea is the scientific name of a cockroach.

Ques: Which is the largest cockroach? (1 mark)

Ans: The Australian rhinoceros cockroach is the world’s largest cockroach.

Ques: What do cockroaches eat? (1 mark)

Ans: Cockroaches are omnivorous and hence eat both plants and animals, in their organic decaying form.

Ques: How do cockroaches communicate? (1 mark)

Ans: Cockroaches use the pheromones present in their body parts or feces to communicate with each other.

Ques: What is the lifespan of a cockroach? (1 mark)

Ans: A lifespan of a cockroach is expected to be around 1.5 years.

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CBSE CLASS XII Related Questions

  • 1.
    Identify the parts P, Q, R, S in the figure given below and select the option in the correct order.

      • P - Seed, Q - Thalamus, R - Mesocarp, S - Endocarp
      • P - Thalamus, Q - Seed, R - Endocarp, S - Mesocarp
      • P - Seed, Q - Thalamus, R - Endocarp, S - Mesocarp
      • P - Thalamus, Q - Seed, R - Mesocarp, S - Endocarp

    • 2.

      (i) How does a farmer use dormancy of seed to his advantage ?

      (ii) Differentiate between pea seed and castor seed.


        • 3.

          Which of the following is a secondary consumer ?

            • Grasshopper
            • Cow
            • Fish
            • Hawk

          • 4.
            Assertion (A) : The milk produced by transgenic cow 'Rosie' was nutritionally more balanced product for human babies than natural cow milk.
            Reason (R) : It was human protein enriched milk containing human alpha lactaglobulin.

              • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
              • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
              • Assertion (A) is true, but Reason (R) is false.
              • Assertion (A) is false, but Reason (R) is true.

            • 5.
              Identify the plant in which emasculation is not required for artificial hybridization.

                • Rice
                • Wheat
                • Pea
                • Papaya

              • 6.

                Assertion (A) : The pyramid of biomass in a pond aquatic ecosystem is always inverted.

                Reason (R) : The biomass of consumers like fishes far exceeds that of the producers like phytoplanktons.

                  • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
                  • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
                  • Assertion (A) is true, but Reason (R) is false.
                  • Assertion (A) is false, but Reason (R) is true.
                CBSE CLASS XII Previous Year Papers

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