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Question-1
The part embedded in the socket or space is called
(A)
root
(B)
crown
(C)
neck
(D)
none of these
Question-2
Plants have an indigestible material called
(A)
cellulose
(B)
lipids
(C)
hemicellulose
(D)
none of these
Question-3
Which is a hard yellow substance which makes most of the teeth?
(A)
pulp
(B)
dentine
(C)
cement
(D)
none of these
Question-4
The _________ are well developed in carnivores.
(A)
upper canines
(B)
lower canines
(C)
incisors
(D)
none of these
Question-5
The enzyme present in saliva is
(A)
Amylase
(B)
Pectinase
(C)
Amylopectin
(D)
none of these
Question-6
Which of the following protects the dentine and forms the cutting edge of teeth?
(A)
enamel
(B)
pulp
(C)
neck
(D)
dentine
Question-7
Grass has a high _____ content.
(A)
silica
(B)
nitrogen
(C)
phosphorus
(D)
none of these
Question-8
6 ______ in each jaw.
(A)
molars
(B)
premolars
(C)
incisor
(D)
none of these
Question-9
Which of the following is caused by eating sugary foods such as cakes ice creams and sweets?
(A)
tooth decay
(B)
enamel
(C)
pulp
(D)
none of these
Question-10
The incisors are ____ and can tear flesh away from bone and connective tissue.
(A)
sharp
(B)
blunt
(C)
weak
(D)
none of these
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Std 7
ICSE/ISC
Practice in Related Chapters
Life Process
Basic Biology
Organization in Living Things
Life Processes: Movement in Animal and Plant
Life Process : Nutrition in Animals and Plants
Life Processes: Ingestion Digestion, Absorption and Assimilation
Life Processes: Respiration and Excretion in Animals and Plants
Basic Unit of Life
Organisation in the living world
Introduction to Cells
Cell Organelles
Circulatory System
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