Questions

German Silver is an alloy of copper, nickel and zinc. It is composed of 60% copper, 20% nickel and 20% zinc. Due to its white-silverish appearance it is named as german silver but it contains no silver in it.

A sponge has many holes but it absorbs water and can hold them in it.

Pulse crops are one of the most sustainable crops a farmer can grow. Pulses are a type of leguminous crop that are harvested solely for the dry seed. Dried beans, lentils and peas are the most commonly known pulses.

Pulses are good source of proteins we all need for living.

A seconds pendulum is a pendulum whose period is precisely two seconds i.e, one second for a swing in one direction and one second for the return swing.

The 106th Indian Science Congress 2019 will held in Lovely Professional University in Jalandhar, Punjab from 3rd January 2019 to 7th January 2019. PM Narendra Modi is going to inaugarate this.

Karst topography is a landscape formed from the dissolution of soluble rocks such as limestone, dolomite, and gypsum.