Which of the following gases do plants and trees give out during photosynthesis?
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Carbon dioxide
Month: December 2018
On which disease did Robert Koch work?
On which disease did Robert Koch work?
A. Tuberculosis
B. Cholera
C. Malaria
D. Diabetes
The sounds of which frequency are human beings most sensitive?
The sounds of which frequency are human beings most sensitive?
A. 400 hertz
B. 20 hertz
C. 20000 hertz
D. 5000 hertz
What is the common name for the drug acetyl salicylic acid?
What is the common name for the drug acetyl salicylic acid?
A. Paracetamol
B. Analgin
C. Aspirin
D. Penicillin
Which of the following is affected by rickets in the human body?
Which of the following is affected by rickets in the human body?
A. Bones
B. Tissues
C. Muscles
D. Blood
In which part of the Plant does photosynthesis take place?
In which part of the Plant does photosynthesis take place?
A. Flowers
B. Roots
C. Stem
D. Leaves
Who first measured the velocity of light?
Who first measured the velocity of light?
A. Einstein
B. Newton
C. Ole Roemer
D. Galileo
Which vitamin is available to the human body through sun bathing?
Which vitamin is available to the human body through sun bathing?
A. Vitamin A
B. Vitamin D
C. Vitamin K
D. Vitamin B12
Which Organ is affected by trachoma?
Which Organ is affected by trachoma?
A. Liver
B. Lungs
C. Eyes
D. Brain
Which of the following is not a mammal?
Which of the following is not a mammal?
A. Fish
B. Cow
C. Goat
D. Whale