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250641. The kidneys in human beings are a part of system for
A
nutritionB
transportationC
excretionD
respirationCorrect Answer: C. excretion
127342. Iodine is administered to patients suffering from
A
RicketB
RheumatismC
GoiterD
Night blindnessCorrect Answer: C. Goiter
133743. Spraying of DDT in crop plants produces pollution of
A
Air, soil, and water only
B
Air and water only
C
Air only
D
Air and soil onlyCorrect Answer: A. Air, soil, and water only
143044. The WISC R test is
A
A group test for children
B
A group test for adults
C
An individual test for adults
D
An individual test for childrenCorrect Answer: D. An individual test for children
251345. Tropic level-I includes
A
herbivorous animalsB
carnivorous animalsC
omnivorous animalsD
green plantsCorrect Answer: D. green plants
252346. Who discovered that life is in plants and tree?
A
Robert KochB
J.C. BoseC
Benjamin FranklinD
Louis PasteurCorrect Answer: B. J.C. Bose
127947. Loop of Henle lies in the
A
Renal PelvisB
UreterC
CortexD
MedullaCorrect Answer: D. Medulla
Explanation:
Explanation:
Loop of Henle, long U-shaped portion of the tubule that conducts urine within each nephron of the kidney of reptiles, birds, and mammals. The principal function of the loop of Henle is in the recovery of water and sodium chloride from urine.
139548. The plant body is not 'differentiated into root, stem and leaves' in
A
Gymnosperms
B
Algae
C
Pteridophytes
D
AngiospermsCorrect Answer: B. Algae
140349. Ban body is absent in somatic cell of
A
Turner syndrome individuals
B
A sub-human mammalian female individual
C
Klinefelter syndrome individual
D
Triple X syndrome individualCorrect Answer: A. Turner syndrome individuals
136350. A connecting link between reptiles and birds is
A
Java Apeman
B
Whale
C
Archeopteryx
D
PlatypusCorrect Answer: C. Archeopteryx
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