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The correct answer is C
Who proposed the double helix structure of DNA?
Which factor(s) led scientists towards the classification of elements?
(i) Different methods of synthesis of elements
(ii) Different sourc...
What are ‘Coelacanths’, recently seen in news?
If the sum of the roots of the quadratic equation 5x² + bx + 4 = 0 is 9. then find the value of b.
T’s age is 3 times the age of D. 4 years ago, the ratio of T and D is 4:1. Find the age of P who is 5/3 of T’s age.
The provision of workers' participation in the management of industries is provided under
Soil erosion is one of the major threats to the environment. Which of the following can help to prevent erosion of soil?
A and B are travelling towards each other with a speed of 20 km/hr and 30 km/hr. They started at same time and A covered 40 km less distance than B befo...
Quality of petrol depends upon:
What is the purpose of a compiler in programming?