Biology 23
111. Haversian system is a part of
(A) Heart
(B) Brain
(C) Kidney
(D) Bone
(A) Heart
(B) Brain
(C) Kidney
(D) Bone
Correct Answer: [D] Bone.
112. A rhizome is a modified stem because
(A) its stem is highly condensed and disc-like.
(B) it has nodes, internodes and has brown, scaly leaves.
(C) it grows vertically upward in the soil and it has fleshy leaves.
(D) it has nodes and it has eyes which bear germinating buds
(A) its stem is highly condensed and disc-like.
(B) it has nodes, internodes and has brown, scaly leaves.
(C) it grows vertically upward in the soil and it has fleshy leaves.
(D) it has nodes and it has eyes which bear germinating buds
Correct Answer: [D] it has nodes and it has eyes which bear germinating buds.
113. The gastric glands in the stomach produce an enzyme
(A) Pepsin
(B) Trypsin
(C) Insulin
(D) Ptyalin
(A) Pepsin
(B) Trypsin
(C) Insulin
(D) Ptyalin
Correct Answer: [A] Pepsin.
114. A connecting link between reptiles and birds is
(A) Java Apeman
(B) Whale
(C) Archeopteryx
(D) Platypus
(A) Java Apeman
(B) Whale
(C) Archeopteryx
(D) Platypus
Correct Answer: [C] Archeopteryx.
115. The instrument used for measuring blood pressure is called
(A) Tonometer
(B) Sphygmomanometer
(C) Barometer
(D) None of the above
(A) Tonometer
(B) Sphygmomanometer
(C) Barometer
(D) None of the above
Correct Answer: [B] Sphygmomanometer.
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