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English I
Physics
Chemistry
Biology
Mathematics
English II
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Question-1
Hydra receives impulses and stimuli through
(A)
nerve net
(B)
choanocytes
(C)
nematocytes
(D)
sensory cells
Question-2
A reduced polyphase is present in the development of
(A)
Obelia
(B)
Hydra
(C)
Adamsia
(D)
Rhizostoma
Question-3
As seen in the transverse section of Taenia solium, passing through a mature proglottid, the parenchyma is divided into an outer cortical zone and inner medullary zone by
(A)
circular muscles
(B)
longitudinal nerves
(C)
longitudinal muscles
(D)
longitudinal excretory vessels
Question-4
Flatworms excrete through
(A)
kidney
(B)
nephridia
(C)
protonephridia
(D)
Malphigian tubules
Question-5
In which animal, the circulatory system is not involved in gas transport?
(A)
trout
(B)
mouse
(C)
dragonfly
(D)
sparrow
Question-6
Food of Hydra is
(A)
aquatic plants
(B)
aquatic animals
(C)
small crustaceans
(D)
algae and aquatic animals.
Question-7
'Ephyra' is the stage in the life cycle of
(A)
frog
(B)
obelia
(C)
Aurelia
(D)
Sea anemone
Question-8
Alimentary canal is not found in
(A)
apoda
(B)
cestoda
(C)
gastropoda
(D)
arachnida
Question-9
Chemical substances that stimulates and causes food taking reaction in Hydra is
(A)
glycine
(B)
hypnotoxin
(C)
glutathione
(D)
methionene
Question-10
The location of excretory pore in both male and female Ascaris is
(A)
same
(B)
different
(C)
absent in male
(D)
absent in female
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Plus 1 Biology Science
ICSE/ISC
Practice in Related Chapters
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Common Human Diseases
Strutural Organizaton of a Cell
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Nature And Scope Of Zoology
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Algae, Bryophytes and Ptertdophytes
Gymnosperms And Angiosperms
Movements And Locomotion
Invertebrata
Introduction To Biotechnology
Vertebreta
Tools of Biology
Kingdom Monera
Kingdom Protista
The living world
Taxonomy
Animal Kingdom
Being Alive What does it Mean?
Anatomy of Plants
Plant- Water Relations
Morphology of Flowering Plants
Taxonomy and Phylogeny
Biomolecules
Cell Division
Continuity of life
Cell Membrane
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