Quiz # 20



#1 Octopus is :

The octopus is a soft-bodied, eight-limbed mollusc of the order Octopoda. Around 300 species are recognised, and the order is grouped within the class Cephalopoda with squids, cuttlefish, and nautiloids.

#2 The largest invertebrate is-

The giant squid remains largely a mystery to scientists despite being the biggest invertebrate on Earth. The largest of these elusive giants ever found measured 59 feet in length and weighed nearly a ton.

#3 Among the following organisms, which one does not belong to the class of other three?

Crabs are decapod crustaceans of the infraorder Brachyura, which typically have a very short projecting “tail”, usually entirely hidden under the thorax. They live in all the world’s oceans, in fresh water, and on land, are generally covered with a thick exoskeleton and have a single pair of pincers.

#4 White leg-horn is a variety of :

They were initially called “Italians”, but by 1865 the breed was known as “Leghorn“, the traditional anglicisation of “Livorno”. The breed was introduced to Britain from the United States in 1870. White Leghorns are commonly used as layer chickens in many countries of the world. Other Leghorn varieties are less common.

#5 Ticks and mites are actually:

The order Acarina (class Arachnida) includes mites and ticks. Members of this order differ from other arachnids in that the body is not segmented, and the cephalothorax and abdomen are combined into one body region. Larval mites and ticks have three pairs of legs, whereas nymphs and adults have four pairs.

December 25, 2019

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