GS Biology Questions and Answers
Practice ModeShowing 10 of 357 questions
Q291
A man living at sea level whose brother lived at 10,000 feet will have
Answer: Option A
Explanation: High altitude increases red blood cell production via active marrow.
Q292
A bone is distinguished from cartilage by the presence of
Answer: Option D
Explanation: Bone contains Haversian systems; cartilage does not.
Q293
Which one of these is a kind of tissue?
Answer: Option C
Explanation: Blood is classified as a connective tissue.
Q294
Nissl’s granules are found in cyton of nerve cells. These have affinity for basic dyes. The granules are made up of
Answer: Option D
Explanation: Nissl granules consist of rough endoplasmic reticulum rich in RNA.
Q295
In camel, erythrocytes are
Answer: Option B
Explanation: Camel red blood cells are oval and nucleated to adapt to dehydration.
Q296
Iron in hemoglobin exists as
Answer: Option C
Explanation: Ferrous iron (Fe2+) binds oxygen in hemoglobin.
Q297
Red cell count is carried out by
Answer: Option A
Explanation: Haemocytometer is used to count blood cells.
Q298
Striated muscles are found in
Answer: Option C
Explanation: Striated (skeletal) muscles are in limbs for voluntary movement.
Q299
Triceps and biceps are examples of
Answer: Option A
Explanation: Antagonistic muscles work oppositely to move joints.
Q300
Murrah is a high-yielding breed of
Answer: Option C
Explanation: Murrah is a famous Indian breed of dairy buffalo.