Question
Find the time taken by a pipe, which releases 189
m3 of water in a minute to fill an empty cylindrical tank of radius 12 m and height 14 m. [Take Ο = 3]Solution
Volume of tank = 3 Γ 122 Γ 14 = 6048 m3 Required time taken = 6048/189 = 32 minutes
Which of the following plays a significant role in our stomach in checking disease causing microbes ?
Which one of the following is not associated with megasporangium ?Β
In angiosperms, double fertilization involves:
- Which of the following nutrients cannot be synthesized by the human body and must be obtained from the diet?
- Which vitamin enhances iron absorption in the body?
A commonly used biocontrol agent against plant fungal diseases is:
Which statement about the Human Genome Project is incorrect?
- Which mineral is most important for muscle contraction and nerve impulse transmission?
Which cell organelle is known as the "Powerhouse of the Cell"?
Decomposition is affected by: