All questions of Odd One Out for Class 6 Exam

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Physics is related to science and rest are social.

Odd One Out: Operating System

Explanation:
The odd one out from the given options is "Operating System" because it is different from the other three options in terms of its functionality and purpose.

Operating System:
An operating system is a software that manages computer hardware and software resources, provides common services for computer programs, and allows them to run efficiently. It acts as an intermediary between the computer hardware and software applications. Examples of operating systems include Windows, macOS, Linux, etc.

Hard Disk:
A hard disk is a data storage device that uses magnetic storage to store and retrieve digital information. It is a non-volatile storage medium and is used to store the operating system, software applications, and user data on a computer. Hard disks are commonly found in desktop computers, laptops, and servers.

Printer:
A printer is a device that produces a hard copy of electronic documents or images on paper. It receives data from a computer and transfers it onto paper by applying ink or toner to create text or images. Printers are commonly used for printing documents, photos, labels, and other visuals.

Pendrive:
A pendrive, also known as a USB flash drive or thumb drive, is a portable storage device that uses flash memory to store and transfer data. It connects to a computer via a USB port and provides additional storage capacity. Pendrives are commonly used for transferring files, backing up data, and carrying data between different computers.

Summary:
In summary, the odd one out from the given options is "Operating System" because it is different from the other three options in terms of its functionality and purpose. While the other options are hardware devices (hard disk, printer, pendrive), the operating system is a software that manages computer resources and allows programs to run efficiently.

Odd One Out: Banana

Explanation:
There are three fruits given in the options: pineapple, malta, banana, and lemon. Out of these, the odd one out is the banana. Here's why:

1. Shape:
- Pineapple: Pineapple is a large, tropical fruit with a cylindrical shape and a crown of spiky leaves at the top.
- Malta: Malta is a small, citrus fruit similar to an orange or tangerine, usually round in shape.
- Banana: Banana is a long, curved fruit with a smooth texture and a peel that needs to be removed before consumption.
- Lemon: Lemon is a small, round fruit with a bright yellow color and a sour taste.

From the shapes described above, it is clear that all the fruits except banana have a rounded shape. Banana, on the other hand, has a distinct elongated shape, making it different from the others.

2. Size:
- Pineapple: Pineapple is relatively large in size compared to the other fruits.
- Malta: Malta is a small fruit, similar in size to an orange or tangerine.
- Banana: Banana is relatively larger than malta and lemon but smaller than a pineapple.
- Lemon: Lemon is small in size, usually smaller than malta and banana.

From the given options, pineapple and lemon are on the extreme ends in terms of size. Malta and banana fall in between, but banana is larger than a lemon and smaller than a pineapple. Hence, the size of the fruits does not help in identifying the odd one out.

3. Taste:
- Pineapple: Pineapple has a sweet and tangy taste.
- Malta: Malta is sweet and juicy.
- Banana: Banana has a sweet taste and a creamy texture.
- Lemon: Lemon is sour and acidic.

In terms of taste, all the fruits have distinct flavors, and there is no clear odd one out.

4. Category:
- Pineapple: Pineapple belongs to the Bromeliaceae family.
- Malta: Malta belongs to the Rutaceae family.
- Banana: Banana belongs to the Musaceae family.
- Lemon: Lemon belongs to the Rutaceae family.

From the given options, both malta and lemon belong to the Rutaceae family, while pineapple and banana belong to different families. However, this categorization does not help in identifying the odd one out.

Based on the analysis above, the odd one out from the given options is the banana due to its distinct elongated shape compared to the other fruits.

Odd One Out: Cool, Warm, Hot, Humid

Explanation:

The odd one out from the given options is Cool. Let's analyze each option to understand why:

1. Cool: Cool refers to a lower temperature or a comfortable and refreshing feeling. It is opposite to hot and warm. The word "cool" does not fit the pattern of the other options, as they all describe high temperatures or conditions.

2. Warm: Warm refers to a moderately high temperature or the feeling of heat. It is associated with a pleasant and soothing sensation. Warm is similar to hot but not as intense.

3. Hot: Hot refers to a high temperature or the feeling of intense heat. It is opposite to cool and warm. When something is hot, it can cause discomfort or even burns.

4. Humid: Humid refers to the presence of moisture or high levels of water vapor in the air. It describes a condition where the air feels damp or sticky. While humidity is not directly related to temperature, it often accompanies hot weather.

Summary:

In summary, the odd one out is Cool because it does not fit the pattern of high temperatures or conditions described by the other options (warm, hot, and humid). Cool refers to a lower temperature or a refreshing feeling, which is different from the other options.