Biology NEET MCQ

Blood which leaves liver and passes towards heart has higher concentration of
(a) Bile
(b) Oxygen
(c) RBCs
(d) Urea

A person who is on a long hunger strike and is surviving only on water will have
(a) Less amino acids in his urine
(b) More glucose in this blood
(b) Less urea in his urine
(d) More sodium in his urine

Number of floating ribs in human body is:
(a) 6 pairs
(b) 5 pairs
(c) 3 pairs
(d) 2 pairs

Which band is called Krause membrane?
(a) A
(b) Z
(c) I
(d) H

Which muscle does not fatigue and possesses abundant blood supply during life span?
(a) Striated muscle
(b) Non Striated muscle
(c) Skeleton muscle
(d) a and b both

Major protein in this thick filament of skeletal muscle fibre is
(a) Tropomyosin
(b) Myosin
(c) Actin
(d) Troponin

RAAS secretes which of the following hormones?
(a) Mineral corticoids
(b) Glucocorticoid
(c) Both a and b
(d) None of these

By which names isotropic and anisotropic bands are known, respectively?
(a) I – band, A – band
(b) I – band, Intercalated-disc
(b) A – band, Z – band
(d) H – band, Z – band

Which chemical is responsible to make skeleton muscle fatigue?
(a) Lactic acid
(b) Pyruvic acid
(c) Ethyl alcohol
(d) Acetaldehyde

What is the formula of human vertebrae?
(a) C7 T12 L5 S5 C4
(b) C2 T10 L4 S5 C4
(c) C7 T12 L4 S4 C5
(d) C6 T11 L7 S5 C4

Answers of these questions