All questions of What Is Cooking for Class 3 Exam

B

Sewing

Explanation:

Cooking is a process of preparing food by heating it in various ways. Some food items require cooking while some can be consumed without cooking. Let's look at the given options one by one to identify the food item that cannot be prepared without cooking.

a) Chapatti: To prepare chapatti, one needs to knead the dough using flour and water, roll it and cook it on a hot tawa or griddle. Chapatti cannot be consumed without cooking as it is made of raw flour.

b) Lemon water: Lemon water is a drink made by squeezing lemon juice into water and adding sugar or salt for taste. It does not require cooking and can be consumed without any cooking process.

c) Sprouts: Sprouts are a healthy snack made by soaking beans or seeds in water and allowing them to germinate. Sprouts can be consumed raw or cooked based on personal choice.

d) Sandwiches: Sandwiches are an easy-to-prepare meal made by placing different fillings between two slices of bread. Sandwiches do not require cooking and can be consumed without any cooking process.

Therefore, the food item that cannot be prepared without cooking is chapatti. Chapatti is a staple food in many parts of India and is prepared by cooking it on a hot tawa or griddle.

Option c is correct because in older times there was less farming of steel/iron .

Introduction:
Cooking is an essential activity for all households. In the past, people used to cook food using traditional methods such as burning wood, coal, or dried animal dung. However, with the advancement of technology, a variety of fuels are available for cooking purposes.

Answer:
The most commonly used fuel for cooking nowadays is gas or electricity. Kerosene oil is still used in some rural areas where gas or electricity is not available, but its usage is decreasing day by day due to its adverse effects on health and the environment. Coal is not used for cooking purposes in households, as it is mainly used in industries for power generation.

Advantages of using gas or electricity for cooking:
1. Convenience: Gas or electric stoves are easy to use and provide instant heat, making cooking faster and more efficient.
2. Safety: Gas or electric stoves are safer than traditional cooking methods, as there is no risk of fire or smoke inhalation.
3. Cleanliness: Gas or electric stoves are cleaner than traditional cooking methods, as there is no ash or residue left behind.
4. Cost-effective: Gas or electricity is a cost-effective option for cooking, as it is easily available and affordable.

Disadvantages of using gas or electricity for cooking:
1. Dependence on infrastructure: Gas or electric stoves require infrastructure such as gas pipelines or electricity connections, which may not be available in some areas.
2. Power outages: In case of power outages, electric stoves become useless, and gas stoves may become dangerous if not handled properly.
3. Initial installation cost: The initial installation cost of gas or electric stoves may be higher than traditional cooking methods.
4. Environmental impact: The use of gas or electricity for cooking has an environmental impact, as it requires the burning of fossil fuels.

Conclusion:
In conclusion, gas or electricity is the most commonly used fuel for cooking purposes nowadays due to its convenience, safety, cleanliness, and cost-effectiveness. However, it is essential to consider the disadvantages of using these fuels, such as dependence on infrastructure, power outages, initial installation cost, and environmental impact.

Because it's a cooker

B

Explanation:

Methods of Cooking:
- Boiling: Boiling is a method of cooking in which food is cooked in hot water or other liquids at a high temperature. This method is commonly used for cooking vegetables, pasta, and soups.
- Frying: Frying is a cooking method that involves cooking food in hot oil or fat. This method is used to cook foods such as French fries, fried chicken, and donuts.
- Roasting: Roasting is a cooking method that involves cooking food in an oven or over an open flame. This method is often used for cooking meats, vegetables, and nuts.
- Cutting: Cutting is not a method of cooking, but rather a food preparation technique. Cutting involves using a knife or other cutting tool to divide food into smaller pieces or to shape it for cooking.
Therefore, the correct answer is option C) Cutting, as it is not a method of cooking but a food preparation technique.

To make the moistened moong more delicious, cut onions, tomatoes, salt, and lemon juice are mixed in with the moong. Adding salt enhances the flavor and balances the taste.

We use various types of fuels for cooking, such as LPG, PNG, electricity, coal, wood, and dung cakes. These fuels provide the heat necessary for cooking.

A Kadahi is a type of cooking utensil that is typically used for cooking vegetables, chicken, and other similar types of food. It's commonly used in Indian cuisine for stir-frying and deep-frying.

We use a variety of utensils for cooking on a daily basis, including tawa (for cooking flatbreads like chapati), pressure cooker (for fast cooking), kadahi (for cooking vegetables, chicken, etc.), frying pan, saucepan, among others. These utensils are essential for various cooking methods.

We consume two types of food: cooked and uncooked. Cooked food includes food that is fried, boiled, roasted, etc., while uncooked food is eaten in its raw form.

Some cooking utensils are made from stainless steel. Other materials used include brass, copper, and aluminum. Stainless steel utensils are known for their durability and resistance to rust.

For the mentioned recipe, moong seeds are soaked in water overnight. Soaking them in water helps to soften and hydrate the seeds before using them in the recipe.

Salads are an example of uncooked food. They are usually eaten in their raw form, often consisting of vegetables, fruits, and other ingredients.