set 5 MCQ Questions & Answers Detailed Explanation

Question : 1

The muscles in stomach are.

a) involuntary

b) voluntary

c) Cardior

d) None of the above

Question : 2

Which of the following tissues has dead cells?

a) Sclerenchyma

b) Parenchyma

c) Collenchyma

d) Epithelial tissue

Question : 3

Which one is the correct summary equation of photosynthesis?

a) C₆H₁₂O₆ + 6O₂ + 6H₂O ⟶ 6CO₂ + 12H₂O + energy

b) 6CO₂ + 6H₂O $⟶ ↙{Chlorophyll} ↖{Light}$ 6H₂O + C₆H₁₂O₆

c) C₆H₁₂O₆ + 6O₂ ⟶ 6CO₂ + 6H₂O + energy

d) 6CO₂ + 12H₂O $⟶ ↙{Chlorophyll} ↖{Light}$ 6O₂ + C₆H₁₂O₆ + 6H₂O

Question : 4

Which of the following element is a constituent of protein ?

a) Potassium

b) Lead

c) Sulphur

d) Phosphorus

Question : 5

The toxic effect of CO is due to its greater affinity for haemoglobin as compared to O₂ approximately by

a) 20 times

b) 2 times

c) 200 times

d) 1000 times

Question : 6

In human testosterone is produced by

a) leydig cell

b) tunica albuginea

c) seminiferous tubule

d) sertoli cell