Questions

Echolocation is an adaptation bats use to hunt insects in flight, locate flowering plants and find warm places for hibernation.

the powerful cell phones can transmit a signal of 3 watts.

silver is the best conductor of electricity.

When compared to remaining 3 metals, as Silver having more number of free electrons in its valency shell it is the good conductor of electricity.

Conductors Thermal Conductivity @ 25degree C

Silver --- 429
Copper --- 401
Gold --- 310
Aluminium --- 250

India's largest e-commerce player Flipkart buys eBay's India business, and closing a $1.4 billion fund-raising round from Tencent, eBay and Microsoft. Mr. Kalyan Krishnamurthy is the CEO of Flipkart.

True, the given statement that the atmosphere is unaffected by changes in the geosphere.

Neza-Chalco-Itza is one of Mexico City's barrios(slums). Most of its approximately four million inhabitants live there illegally. Mexico City's slums have been growing for more than 100 years, after the railways allowed new industry to beign in the city.