Olympiad Test Level 1: Human Body - 1 - Class 2 MCQ

The brain controls our body. It receives analyses and stores information.

The sense of taste is used to tell if sugar is in the tea or not.

The given joint is present at the knee.

Activity in option (c) that is dance is performed by legs as main body part and also involves knee, ankle and thigh as sub-parts.

To determine the correct answer, let's analyze our senses and their roles in identifying the characteristics of soya sauce:
Sight:
- Sight allows us to perceive the color and appearance of objects.
- Soya sauce is typically dark in color, which we can observe through our sense of sight.
Taste:
- Taste helps us distinguish flavors and perceive the qualities of food and beverages.
- Soya sauce is known for its salty taste, which we can identify through our sense of taste.
Considering the above points, the correct answer is:
Option C: Sight, Taste
- Sight allows us to observe the dark color of soya sauce.
- Taste enables us to detect the salty flavor of soya sauce.
Therefore, our senses of sight and taste tell us that soya sauce is dark and salty.

The number of bones present in our body is 206.
There are several key points to consider when discussing the number of bones in the human body:
1. Skeletal System: The skeletal system is made up of bones, cartilage, and ligaments. It provides support, protection, and movement for the body.
2. Adult Human Skeleton: The adult human skeleton consists of 206 bones. This number may vary slightly from person to person due to individual differences.
3. Bone Composition: Bones are composed of both organic and inorganic materials. The organic components include cells, collagen, and proteins, while the inorganic components consist of minerals such as calcium and phosphorus.
4. Types of Bones: The human skeleton is divided into two main types of bones: axial and appendicular. The axial skeleton includes the bones of the skull, spine, ribs, and sternum, while the appendicular skeleton consists of the bones of the limbs, shoulders, and hips.
5. Bone Functions: Bones have various functions in the body. They provide structural support and protection for organs, serve as attachment points for muscles, store minerals, and produce blood cells in the bone marrow.
6. Bone Growth and Development: During childhood and adolescence, the number of bones in the body is higher than in adulthood. As a person grows, some bones fuse together, resulting in a decrease in the total number of bones.
In conclusion, the human body consists of 206 bones, which make up the skeletal system. These bones provide support, protection, and facilitate movement for the body.

Out of five sense organs of Priya, namely eyes, ears, tongue, nose and skin only eyes are covered and all other organs are free to work. Hence, Priya can hear, touch, taste and smell to recognise things.

Tongue is the sense organ of taste.

We need all of these to be healthy and grow faster.

Consuming fruits and vegetables help us to fight diseases.

When it comes to maintaining good health, consuming fruits and vegetables is essential. These natural foods are packed with vitamins, minerals, antioxidants, and other essential nutrients that provide numerous health benefits. Here's how they help us fight diseases:

- Rich in antioxidants: Fruits and vegetables are rich in antioxidants, which help neutralize harmful free radicals in the body. Free radicals can damage cells and contribute to the development of chronic diseases such as heart disease, cancer, and diabetes. By consuming a variety of fruits and vegetables, we can boost our antioxidant intake and protect our bodies from oxidative stress.
- High in vitamins and minerals: Fruits and vegetables are excellent sources of vitamins and minerals that are vital for our overall health. For example, vitamin C in citrus fruits strengthens the immune system and helps fight off infections. Leafy green vegetables like spinach and kale are rich in iron, which is essential for healthy blood production. By including a variety of fruits and vegetables in our diet, we can ensure that our bodies receive the necessary nutrients to support our immune system and prevent diseases.
- Provide fiber: Fruits and vegetables are high in dietary fiber, which is crucial for maintaining a healthy digestive system. Fiber promotes regular bowel movements, prevents constipation, and reduces the risk of developing digestive disorders such as diverticulosis and colon cancer.
- Lower risk of chronic diseases: Numerous studies have shown that a diet rich in fruits and vegetables can lower the risk of chronic diseases. For example, consuming a diet high in fruits and vegetables has been associated with a decreased risk of heart disease, stroke, certain cancers, and age-related macular degeneration.
- Weight management: Fruits and vegetables are low in calories and high in fiber, which can help in weight management. Including these foods in our diet can make us feel fuller for longer, reducing the chances of overeating and aiding in weight loss or maintenance.
In conclusion, consuming fruits and vegetables is instrumental in fighting diseases. Their numerous health benefits, including providing antioxidants, essential vitamins, minerals, fiber, and aiding in weight management, make them an integral part of a healthy diet. By incorporating a variety of fruits and vegetables into our daily meals, we can boost our overall health and well-being, and reduce the risk of developing chronic diseases.