Questions

The oxygenated blood  flows through pulmonary veins then leaves the lungs, which return it to the left heart, completing the pulmonary cycle.

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

Potassium bicarbonate (also known as potassium hydrogen carbonate or potassium acid carbonate) is the inorganic compound with the chemical formula KHCO3. It is a white solid

Sodium bicarbonate is a white solid that is crystalline, but often appears as a fine powder.

LiHCO3 is found in solution form while rest alkali metals hydrogen carbonates are solid due to the anomalous properties of Li and its diagonal relationship with the Mg.

Humming bird is the smallest bird and the only bird which can fly in backwards in the world.

Primary productivity refers to plants that make their own food using sunlight, water and availability of nutrients. Hence, they are not limited by time.

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.