Top 1000+ Solved Biology (GK) MCQ Questions Answer
Q. Blood clotting will not occur in the absence of -
a. Iron
b. Calcium
c. Phosphorus
d. None of the above
Q. 'Antibodies', which protect our body from infections, are which type of compounds?
a. Carbohydrates
b. Fats
c. Proteins
d. Vitamins
Q. Which one of the following is called the 'digestive bag' in the cell?
a. Golgi body
b. Mitochondrion
c. Ribosome
d. Lysosome
Q. Which acid is present in the stomach of humans?
a. sulphuric acid
b. hydrochloric acid
c. nitric acid
d. citric acid
Q. The floral part that receives pollen grains during pollination is -
a. ovary
b. style
c. stigma
d. ovules
Q. Which of the following is the hardest substance in the human body?
a. Bone
b. Enamel
c. Dentine
d. Nail