Multiple Choice QuestionsElbow joint is an example of
pivot joint
hinge joint
gliding joint
gliding joint
B.
hinge joint
In hinge joint, the convex surface of one bone fits into the concave surface of another bone. eg, knee elbow and interphalangeal joints.
Pivot joint, one bone is fixed and second articulated, eg, atlas and axial of skull rotate with axis vertebra.
Gliding joints primarily permit side-by-side and back and forth gliding movements, eg, intercarpal joints and intertarsal joints.
In ball and socket joint, a ball of one bone articulates in sockets of another bone, eg, head of the humerus and glenoid cavity of the pectoral girdle.
The epithelial tissue present on the inner surface of bronchioles and fallopian tubes is
cuboidal
glandular
ciliated
ciliated
Which one of the following pairs of food components in humans reaches the stomach totally undigested?
Protein and starch
Starch and fat
Fat and cellulose
Fat and cellulose
Uric acid is the chief nitrogenous component of the excretory products of
man
earthworm
cockroach
cockroach
Which one onf the following groups of animals is bilaterally symmetrical and triploblastic?
Coelenterates (cnidarians)
Aschelminthes (roundworms)
ctenophores
ctenophores
A change in the amount of yolk and its distribution in the egg will effect
formation of a zygote
the pattern of cleavage
number of blastomeres produced
number of blastomeres produced
Stroma in the chloroplasts of higher plants contains
light -independent reaction enzymes
Light -dependent reaction enzymes
ribosomes
ribosomes
Which one of the following has haplontic life cycle?
Funaria
Polytrichum
fully developed foetus and placenta
fully developed foetus and placenta
The correct sequence of plants in a hydrosere is
Oak → Lantana → scirpus→Pistia→Hydrilla→Volvox
Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak
Pista → Volvox → Scirpus → Hydrilla → Oak → Lantana
Pista → Volvox → Scirpus → Hydrilla → Oak → Lantana
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