Biology Exams Guide Global

🦠 Did you get it right?

✅ Answer: C) Hepatitis B

Explanation: Hepatitis B is caused by the Hepatitis B virus (HBV), making it a viral disease. It primarily affects the liver and can spread through infected blood and body fluids. Tuberculosis, Typhoid, and Cholera are caused by bacteria, whereas Hepatitis B is caused by a virus.

🩺 Did you get it right?

✅ Answer: B) Hepatitis B

Explanation: Hepatitis B is a viral disease that primarily affects the liver. Common symptoms include jaundice (yellowing of the skin and eyes), fatigue, loss of appetite, nausea, abdominal discomfort, and dark-colored urine. The disease can spread through infected blood and certain body fluids, and vaccination is an effective method of prevention.

💉 Health Quiz Time!

Which vaccine is given to protect against tuberculosis?

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✅ Correct Answer: B) BCG

BCG (Bacillus Calmette–Guérin) vaccine is primarily used to protect against tuberculosis (TB). It is usually given shortly after birth in many countries and helps reduce the risk of severe forms of TB, especially in children.

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🩺 Health Quiz Time!

Which organ helps remove toxins from the blood?

Comment your answer before checking below! 👇

✅ Correct Answer: B) Liver

The liver acts as the body's natural detoxification center. It filters blood coming from the digestive system, breaks down harmful substances, metabolizes drugs, and removes toxins before the blood circulates throughout the body.

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🍼 Human Reproduction Challenge!

After childbirth, the mother's body begins producing milk to nourish the newborn. Do you know which hormone is mainly responsible for milk production?

✅ Answer: B. Prolactin

Prolactin is secreted by the anterior pituitary gland and stimulates the mammary glands to produce milk after childbirth. While prolactin promotes milk synthesis, oxytocin helps in milk ejection during breastfeeding.

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🩺 Health Quiz Time!

What is the normal temperature of the human body?

A) 35°C
B) 36.5°C to 37.5°C
C) 38.5°C
D) 39.5°C or more

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✅ Correct Answer: B) 36.5°C to 37.5°C

The normal body temperature for most healthy adults usually ranges between 36.5°C and 37.5°C. Temperatures above this range may indicate fever, while lower temperatures can occur due to cold exposure or certain medical conditions.

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🦟 Did you choose the correct answer?

✅ Answer: B) Dengue

Explanation: Dengue is a viral disease transmitted by the bite of infected Aedes mosquitoes, especially Aedes aegypti. It is commonly characterized by high fever, severe headache, muscle and joint pain, skin rash, and weakness. Since there is no specific cure, prevention through mosquito control and avoiding mosquito bites is extremely important.

Fertilization does not occur randomly anywhere in the female reproductive tract! 🧬✨ NEET frequently tests this NCERT fact, and many students confuse it with the infundibulum or isthmus. Can you identify the exact site where the s***m and o**m usually meet? 👇🔥

✅ Answer: B. Ampullary-isthmic junction

💡 Explanation: In humans, fertilization generally takes place at the ampullary-isthmic junction of the fallopian tube. The o**m released from the o***y and the s***ms reaching the oviduct meet in this region, leading to the formation of the zygote.