Explore topic-wise MCQs in Biology.

This section includes 295 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

151.

Sea anemone is also known as

A. Hydra
B. Physallia
C. Aurelia
D. Metridium
Answer» E.
152.

Annelids are advanced over Nematoda in having

A. Metamaric segmentation
B. Closed circulation
C. True coelom
D. All of these
Answer» E.
153.

Number of eyes found in earthworm is

A. One
B. Two
C. Many
D. No eye
Answer» E.
154.

Connecting link between animal and plant is

A. Amoeba
B. Euglena
C. Plasmodium
D. Paramerium
Answer» C. Plasmodium
155.

Star fish grouped under phylum

A. Mollusca
B. Fishes
C. Arthropoda
D. Echinodermata
Answer» E.
156.

Insects have

A. Three pair of legs
B. Four pair of legs
C. Five pair of legs
D. None of these
Answer» B. Four pair of legs
157.

Silk is obtain from

A. Egg of silk worm
B. Pupa of sild worm
C. Larva of silk worm
D. None of these
Answer» C. Larva of silk worm
158.

Why fishes die more during summer than winter seasones?

A. Due to lack of food
B. Due to increased concentration of non-toxic substance
C. Due to reduction of O
D. Due to spread out of disease
Answer» D. Due to spread out of disease
159.

Archaeopteryx is

A. Ancient bird of Jurrasic period
B. Reptile of Jurrasic period
C. Reptile of Triasic period
D. Reptile Jurrasic and triasic period both
Answer» B. Reptile of Jurrasic period
160.

Which one of the following carries out the function in human being similar to the one which Malpighian tubules perform in cockroach and other insects?

A. Lung
B. Kidneys
C. Heart
D. Reproductive organs
Answer» C. Heart
161.

A structure common to both earthworm and cockroach is

A. Ommalidia
B. Tracheae
C. Dorsal tubular nerve cord
D. Ventral nerve cord
Answer» E.
162.

Study of disease like cancer is called

A. Osteology
B. Oncology
C. Karyology
D. Nephrology
Answer» C. Karyology
163.

Archaeopteryz is a connecting link between

A. Reptile and mammal
B. Birds and mammal
C. Reptile and Bird
D. Amphibian and reptile
Answer» D. Amphibian and reptile
164.

Consider the following statements
1. Tape worm is harmaphrodite
2. Round worm has separate sexes
3. Filaria is caused by a mematode
4. Guinea worm is an annelid
Which of these are correct?

A. 1 and 2
B. 1, 2 and 3
C. 3 and 4
D. 2, 3 and 4
Answer» E.
165.

Protozoa responsible for dysentry is

A. Amoeba
B. Entamoeba
C. Paramecium
D. Trypanosona
Answer» C. Paramecium
166.

Which one of the following is not a true fish

A. Cuttle fish
B. Silver fish
C. Jelly fish
D. All of these
Answer» E.
167.

Which of the following is not an insects

A. Bed bug
B. Spider
C. House fly
D. Mosquito
Answer» C. House fly
168.

Disease cause by Ascaris in human is

A. Teniasis
B. Ascaraisis
C. Liver rot
D. Insomania
Answer» C. Liver rot
169.

Flat worm is kept under pyhyum

A. Platyhelminthes
B. Nematchelminthes
C. Annelida
D. Molusca
Answer» B. Nematchelminthes
170.

Flat worm

A. Platyhelminthes
B. Nematchelminthes
C. Annelida
D. Molusca
Answer» B. Nematchelminthes
171.

Larva of frog

A. Pupa
B. Maggote
C. Catter piller
D. Tadpole
Answer» E.
172.

Which of the following is mostly

A. Rabbit
B. Pigeon
C. Shark
D. Kangaroo
Answer» D. Kangaroo
173.

Generally

A. Skin
B. Gill
C. Lung
D. Spiricle
Answer» E.
174.

The release of which one the following into wells helps in

A. Crab
B. Dogfisg
C. Gambusia fish
D. Snail
Answer» D. Snail
175.

A chemical substance secreted by particular species of

A. Harmone
B. Nucleic acid
C. Pheromones
D. Steroid
Answer» D. Steroid
176.

Pheretima posthuma

A. Leech
B. Neris
C. Earth worm
D. Tape worm
Answer» D. Tape worm
177.

Larva of house fly

A. Pupa
B. Imaga
C. Magote
D. None of these
Answer» D. None of these
178.

Water vascular

A. Porifera
B. Mollusca
C. Echinodermata
D. Coelenterata
Answer» D. Coelenterata
179.

Pavo cristatus

A. Tiger
B. Frog
C. Man
D. Peacock
Answer» E.
180.

Animal which is also known as

A. Physalia
B. Hydra
C. Aurelia
D. Obelia
Answer» B. Hydra
181.

Haemocoel

A. Arthrolpoda
B. Coelenterata
C. Porifera
D. Annelida
Answer» B. Coelenterata
182.

Open circulatory

A. Cockroach
B. Earthworm
C. Fishes
D. None of these
Answer» B. Earthworm
183.

The phylum

A. Porifera
B. Coelenterata
C. Protozoa
D. Echinodermata
Answer» E.
184.

Poison in scorpion

A. Mouth
B. Leg
C. Hand
D. Telson
Answer» E.
185.

Metamerism

A. Porifera
B. Annelida
C. Platyhelminthes
D. Mollusca
Answer» C. Platyhelminthes
186.

Fertilization in frog

A. External
B. Internal
C. Both external and internal
D. None of these
Answer» B. Internal
187.

The marine animal called

A. Amphibian
B. Bony fish
C. Shark
D. Mammal
Answer» E.
188.

Young of cockroach

A. Ephyra
B. Nymph
C. Maggot
D. Juvenile
Answer» C. Maggot
189.

Substance found in

A. Fibrinogen
B. Heparin
C. Thrombin
D. Globine
Answer» B. Heparin
190.

Annelids are advanced over

A. Metamaric segmentation
B. Closed circulation
C. True coelom
D. All of these
Answer» E.
191.

Number of eyes

A. One
B. Two
C. Many
D. No eye
Answer» E.
192.

Insects

A. Three pair of legs
B. Four pair of legs
C. Five pair of legs
D. None of these
Answer» B. Four pair of legs
193.

Disease cause by

A. Teniasis
B. Ascaraisis
C. Liver rot
D. Insomania
Answer» C. Liver rot
194.

Flaying lizard

A. Draco
B. Gak
C. Heloderma
D. Ophiosarus
Answer» B. Gak
195.

Among the following, which one

A. Echidna
B. Kangaroo
C. Porcupine
D. Whale
Answer» B. Kangaroo
196.

Grass hopper

A. Bird
B. Disease
C. Chemical
D. Insect
Answer» E.
197.

Anopheles and Culex mosquitos

A. Antennae
B. Mouth part
C. Sitting posture
D. Feeding habits
Answer» D. Feeding habits
198.

In which one of the following animals, is

A. Cockroach
B. Frog
C. Spark
D. Whale
Answer» C. Spark
199.

Closed circulatory

A. Cockroach
B. Shail
C. Cuttle fish
D. All
Answer» D. All
200.

Sea horse

A. Pisces
B. Mammal
C. Reptile
D. Mollusca
Answer» B. Mammal