1.
Which of the following food does NOT contain Vitamin D?
Correct Answer
D. Kale
Explanation
Kale does not contain Vitamin D. While mushrooms, tofu, and caviar are known sources of Vitamin D, kale does not naturally contain this vitamin. Vitamin D is primarily found in animal products, and although kale is a nutrient-rich vegetable, it is not a significant source of Vitamin D.
2.
_____________ lowers levels of stress hormones and strengthens the immune system.
Correct Answer
A. Laughter
Explanation
Laughter has been shown to lower levels of stress hormones, such as cortisol, in the body. It also stimulates the release of endorphins, which are natural mood-boosting chemicals. Additionally, laughter can improve the function of the immune system by increasing the production of antibodies and activating immune cells. Therefore, laughter is an effective way to reduce stress and strengthen the immune system.
3.
Like a fingerprint, every person has a unique ____________ print.
Correct Answer
B. Tongue
Explanation
The correct answer is "Tongue" because just like a fingerprint, the tongue also has unique characteristics and prints. These prints, known as tongue prints, are distinct to each individual and can be used for identification purposes, similar to fingerprints. The nose, elbow, and toe do not have unique prints like the tongue and fingerprint do.
4.
When you sneeze, all of your bodily functions stop, even your heart.
Correct Answer
B. False
Explanation
This statement is false. When you sneeze, your bodily functions do not stop, including your heart. Sneezing is a reflex action that occurs due to irritation in the nasal passages. It involves a sudden and forceful expulsion of air from the nose and mouth. While sneezing, your heart continues to beat, and other bodily functions such as digestion, circulation, and respiration also continue normally.
5.
The ____________ lobe is the area of the brain that allows humans to hear and understand people speaking.
Correct Answer
C. Temporal
Explanation
The temporal lobe is responsible for processing auditory information and plays a crucial role in allowing humans to hear and understand people speaking. It is located on the sides of the brain, above the ears, and is involved in various functions related to language, memory, and perception of sound.
6.
Which nutrient is the body's primary source of energy?
Correct Answer
A. Carbohydrates
Explanation
Carbohydrates are the body's primary source of energy. They are broken down into glucose, which is then used by the cells for energy production. Carbohydrates provide a quick and readily available source of fuel for the body, making them essential for maintaining energy levels throughout the day. Vitamins, fiber, and protein are important for overall health and bodily functions, but they do not serve as the primary source of energy like carbohydrates do.
7.
Your body uses ____________ muscles to balance itself while standing still.
Correct Answer
C. 300
Explanation
The body uses the core muscles to balance itself while standing still. These muscles, including the abdominals, back muscles, and hip muscles, work together to stabilize the spine and pelvis, allowing for proper posture and balance. The core muscles help to distribute weight evenly and maintain a stable center of gravity, preventing falls or loss of balance.
8.
Which organ is responsible for filtering and removing waste products from the bloodstream in the human body?
Correct Answer
A. Kidney
Explanation
The kidney is responsible for filtering and removing waste products from the bloodstream in the human body. It acts as a filtration system, removing toxins, excess water, and waste products from the blood, which are then excreted as urine. The kidneys also help regulate the body's fluid balance, electrolyte levels, and blood pressure.
9.
The ____________ nail grows the slowest, while the middle nail grows the fastest.
Correct Answer
B. Thumb
Explanation
The thumb nail grows the slowest, while the middle nail grows the fastest. This is because the thumb nail is generally shorter in length compared to the other nails, and therefore takes longer to grow. On the other hand, the middle finger nail is typically longer and has a higher growth rate due to its position in the hand.
10.
Which vitamin is essential for maintaining strong bones and teeth?
Correct Answer
D. Vitamin D
Explanation
Vitamin D is essential for maintaining strong bones and teeth because it helps the body absorb calcium and phosphorus, which are necessary for bone mineralization. Without enough vitamin D, the body cannot properly absorb and utilize these minerals, leading to weak bones and teeth. Vitamin D also plays a role in regulating calcium levels in the blood, which is important for overall bone health.