Practice Animal Kingdom RRB PYQ questions from Railway examinations, including RRB NTPC PYQ, RRB Group D PYQ, RRB JE PYQ, RRB ALP PYQ and RRB Technician PYQ . This topic-wise Biology question set covers important concepts related to the classification of animals, major animal groups, their characteristics and important examples .
Each question includes the correct answer and a clear explanation , helping you understand the concept behind the answer rather than simply memorising it. The collection includes questions related to important animal groups, their characteristics, classification and distinguishing features.
Whether you are preparing for RRB NTPC Animal Kingdom PYQ, RRB Group D Animal Kingdom PYQ, RRB JE Animal Kingdom PYQ, RRB ALP Animal Kingdom PYQ, or RRB Technician Animal Kingdom PYQ , practice these previous year questions regularly to strengthen your Biology preparation.
Start practicing Animal Kingdom RRB PYQs with answers and explanations and strengthen your Railway Biology preparation.
111
_____ is the largest group of animals.
A
Nematoda
B
Arthropoda
C
Annelida
D
Mollusca
▼ View Solution
✓ Answer:
B
Arthropoda
Arthropoda is the largest animal phylum by number of described species.
112
Which organism belongs to phylum Mollusca?
A
Cockroach
B
Snail
C
Earthworm
D
Starfish
▼ View Solution
✓ Answer:
B
Snail
Snails are gastropod molluscs.
113
How many chambers are there in the heart of amphibians?
A
One
B
Two
C
Four
D
Three
▼ View Solution
✓ Answer:
D
Three
Amphibians typically have two atria and one ventricle, making three chambers.
114
_____ is probably the largest group of animals.
A
Mollusca
B
Annelida
C
Echinodermata
D
Arthropoda
▼ View Solution
✓ Answer:
D
Arthropoda
Arthropoda contains the largest number of described animal species.
115
What is the colour of oxygenated octopus blood?
A
Red
B
Blue
C
Pink
D
Black
▼ View Solution
✓ Answer:
B
Blue
Octopus blood contains the copper-based respiratory pigment haemocyanin, which is blue when oxygenated.
116
Select the organism having a three-chambered heart.
A
Tiger
B
Pigeon
C
Fish
D
Salamander
▼ View Solution
✓ Answer:
D
Salamander
A salamander is an amphibian with two atria and one ventricle.
117
Which of the following is the largest animal phylum?
A
Nematoda
B
Porifera
C
Arthropoda
D
Mollusca
▼ View Solution
✓ Answer:
C
Arthropoda
Arthropoda is the largest animal phylum by species diversity.
118
Which of the following animals can change its sex?
A
Planaria
B
Snail
C
Ascaris
D
Nereis
▼ View Solution
✓ Answer:
B
Snail
Some snail species can change functional sex.
119
Which organism has a three-chambered heart?
A
Fish
B
Frog
C
Bird
D
Man
▼ View Solution
✓ Answer:
B
Frog
A frog has two atria and one ventricle.
120
Which of the following has the maximum number of legs?
A
Spider
B
Millipede
C
Centipede
D
Hunting moth
▼ View Solution
✓ Answer:
B
Millipede
Millipedes generally have more legs than the other listed animals, with two pairs on most apparent body segments.
Topics Covered
Animal Kingdom Classification
Major Animal Groups
Characteristics of Animal Groups
Important Animal Examples
Invertebrates
Vertebrates
Important Features of Animals
Classification-Based Biology Questions
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