brodidit for students
Human body and health
Government jobs · Everyday science · 22 سوالات
نام: ____________________ تاریخ: ____________
The number of bones in an adult human body is:
- A 206
- B 250
- C 180
- D 300
The universal blood donor group is:
- A A positive
- B AB positive
- C B negative
- D O negative
Insulin is produced by the:
- A Pancreas
- B Liver
- C Kidney
- D Stomach
The deficiency of vitamin C causes:
- A Rickets
- B Scurvy
- C Beriberi
- D Night blindness
Vitamin D is made in the skin with the help of:
- A Water
- B Sunlight
- C Wind
- D Heat
The mosquito that spreads dengue fever is:
- A Anopheles
- B Tsetse fly
- C Culex
- D Aedes
The pigment that carries oxygen in the blood is:
- A Haemoglobin
- B Keratin
- C Melanin
- D Chlorophyll
The largest organ of the human body is the:
- A Skin
- B Lung
- C Liver
- D Brain
The vaccine against smallpox was developed by:
- A Louis Pasteur
- B Edward Jenner
- C Alexander Fleming
- D Robert Koch
Penicillin was discovered by:
- A Joseph Lister
- B Alexander Fleming
- C Marie Curie
- D Jonas Salk
The normal human body temperature is about:
- A 37 °C
- B 35 °C
- C 40 °C
- D 32 °C
The hormone that regulates blood sugar is:
- A Adrenaline
- B Thyroxine
- C Oestrogen
- D Insulin
Which organ filters the blood to make urine?
- A Kidney
- B Liver
- C Pancreas
- D Heart
The number of chambers in the human heart is:
- A 2
- B 5
- C 4
- D 3
A deficiency of iron causes:
- A Goitre
- B Rickets
- C Scurvy
- D Anaemia
Which vitamin is needed for the clotting of blood?
- A Vitamin C
- B Vitamin A
- C Vitamin D
- D Vitamin K
Goitre is caused by a lack of:
- A Calcium
- B Iodine
- C Iron
- D Vitamin C
The disease spread by Anopheles mosquitoes is:
- A Malaria
- B Cholera
- C Typhoid
- D Dengue
The largest artery in the body is the:
- A Carotid artery
- B Femoral artery
- C Aorta
- D Pulmonary artery
Which blood cells fight infection?
- A Red blood cells
- B Plasma only
- C White blood cells
- D Platelets
Bones are made mainly of:
- A Calcium phosphate
- B Keratin
- C Sodium chloride
- D Iron
The vaccine for polio is given:
- A Only by surgery
- B Only by skin patch
- C By mouth drops or injection
- D Only by inhaler
جوابی کلید
1. A, 2. D, 3. A, 4. B, 5. B, 6. D, 7. A, 8. A, 9. B, 10. B, 11. A, 12. D, 13. A, 14. C, 15. D, 16. D, 17. B, 18. A, 19. C, 20. C, 21. A, 22. C
A child has more bones, which join together as they grow, to give 206 in the adult.
Red cells of group O negative carry no A, B or Rh antigens.
Beta cells of the pancreas make insulin, which controls blood sugar.
Scurvy results from a lack of vitamin C.
Ultraviolet light in sunlight lets the skin make vitamin D.
Aedes mosquitoes spread dengue. Anopheles spreads malaria.
Haemoglobin in the red cells binds oxygen.
The skin is the largest organ by area and weight.
Jenner developed the first vaccine in 1796 using cowpox.
Fleming noticed the mould's effect on bacteria in 1928.
Normal core body temperature is about 37 °C.
Insulin lowers blood glucose.
The nephrons of the kidneys filter the blood.
Two atria and two ventricles.
Iron is needed to make haemoglobin.
Vitamin K helps the liver to make clotting factors.
Iodine is needed for the thyroid hormone.
The Plasmodium parasite is carried by female Anopheles mosquitoes.
The aorta carries blood from the left ventricle.
White cells are part of the immune system.
Calcium phosphate gives bones their hardness.
There are oral and injectable polio vaccines.