Explanation

The correct sequence represents the increasing levels of organization in living organisms:

• Organelle (components within a cell)
• Cell (the basic structural and functional unit)
• Tissue (a group of similar cells performing a specific function)
• Organ (a structure composed of two or more types of tissue that work together to perform specific functions)

Explanation

• Plants store the glucose produced during photosynthesis in the form of starch.
• A complex carbohydrate made up of many glucose molecules.
• Starch is stored in the plants roots, stems, leaves, and seeds, and serves as a energy reserve for the plant.

Explanation

A toolbar contains buttons, boxes, and menus that allow users to perform tasks more quickly than using the menu bar.

Toolbars are graphical elements that provide quick access to frequently used commands. 

Explanation

• Heat is a form of energy associated with the motion of molecules in a substance.
• As molecules vibrate, rotate, and collide, they transfer energy from one another, resulting in the sensation of heat.

Explanation

Explanation

The cooling fins at the back of a refrigerator are typically made of a black, rough surface to maximize heat radiation. This design:

• Increases the surface area for heat transfer
• Absorbs heat from the surrounding air
• Emits heat more efficiently due to the rough surface

Explanation

Explanation

Saving means محفوظ کرنا

Keep safe from death means موت سے محفوظ رکھے

Explanation

Below means نیچے

Above means اوپر

Explanation

To evaluate the expression:

1. Squaring: 4² = 16

2. Subtracting: 3 - 16 = -13

3. Adding: -13 + 62 = 49