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Biology Class 11 Chapter 10 - Kingdom Animalia - Part 8
1.
________ includes 50,000 living species and is the second largest phylum of invertebrates.
a) Mammals
b) Mantle
c) Metatheria
d) Mollusca
2.
Which of the following are adaptations for parasitic mode of life in platyhelminthes:
a) Resistant cuticle
b) All of the above
c) Simplified digestive system
d) Adhesive organs like suckers
3.
Red blood cells of _________ are non-nucteated.
a) Mesenchyma
b) Parenchyma
c) Metamorphosis
d) Mammals
4.
_______ is the ability of an organism to reform lost organs.
a) Regeneration
b) Amphibians/Frog
c) Swim bladder
d) Choanocytes
5.
Opossum belongs to sub-class ____________.
a) Parenchyma
b) Metamorphosis
c) Mesenchyma
d) Metatheria
6.
Which of the following is a class of pisces:
a) Cyclostomata
b) Osteichthyes
c) Chondrichthyas
d) All of the above
7.
In sponges, the pore through which water leaves the body is known as ____________.
a) Osculum
b) Coelentrata
c) Coelomic fluid
d) Chitin
8.
The larva of molluscs is called as ____________.
a) Trochophore
b) Water vascular system
c) Metatheria
d) Amphibians/Frog
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