Who is not part from the class Arachnida? Scorpions starfish Ticks Spiders How m
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Who is not part from the class Arachnida? Scorpions starfish Ticks Spiders How many walking legs does scorpions have? 6 8 4 None of the above The ________ is thought to be the most intelligent invertebrate Octopus Squid Dolphin Whelk Millipedes and centepedes belong to which subphylum? Chelicerates Malacostracam Myriapods Lepidoptera All of the following groups fall under the group crustacean except? Braquipods Malacostracam Chelicerates none of the above Which limbs are responsible for the swimming action of shrimp? Endopodites Pleopods on abdomen and uropods Maxillepeds all of the above In crabs, the front waking legs has greatly enlarged. What action this might have? Communication Defense Feeding All of the aboveExplanation / Answer
24. Who is not part from the class Arachnida
Answer: B) Starfish
Explanation: Starfish belongs to class Asteroidea of phylum Echinodermata.
25. How many walking legs does scorpion have?
Answer: B) 8
26. The ___________ is thought to be the most intelligent invertebrate
Answer: A) Octopus
Explanation: Cephalopods are the intelligent invertebrates like squid and octopus. However, the octopus is the most intelligent as per the study by biologists.
27. Millipedes and Centipedes belong to which subphylum?
Answer: C) Myriapods
Explanation: Myriapoda as name suggests Myriad = 10000, Pod = legs. Myriapoda is subphylum of arthropods containing millipedes and centipedes.
28. All of the following groups fall under the group crustacean except
Answer: C) Chelicerates
Explanation: Chelicerata is a different subphylum of Arthropoda which has spiders and scorpions.
29. Which limbs are responsible for the swimming actions of shrimp?
Answer: B) Pleopods on abdomen and uropods
30. in crab the front walking legs has greatly enlarged, what action this might have?
Answer: D) All the above
Explanation: Chela (Pincers) of crabs are helpful in defence, feeding and communication
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