Bank PO Questions

Mitochondria which is present in both plant and animal cells supplies energy to the cells and hence called as the powerhouse of the cell.

Tax that uses the same rate for all income levels is proportional tax.

When water is cooled from 4°C to 0°C, its density decreases.

When water cools from 4°C to 0°C, ice crystals begin to form because the water is approaching its freezing point. When water freezes, the water molecules form a lattice that increases the volume. As a result, the density decreases. This is why ice will float on top of water; ice has a lower density than the water.

Radiocarbon dating also referred to as carbon dating or carbon-14 dating is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon.

India's first 'Fulldome 3D Digital Theatre' was inaugurated in Kolkata.

Burns are classified into 4 degrees. They are ::

1. First-degree (superficial) burns. First-degree burns affect only the epidermis, or outer layer of skin.

2. Second-degree (partial thickness) burns. Second-degree burns involve the epidermis and part of the dermis layer of skin.

3. Third-degree (full thickness) burns.

4. Fourth-degree burns.

Blisters are a sign of Second-degree burns.

Panama Canal is called the 'Gateway of the Pacific'.