Biology

05/08/2021

☞Number of bones - 206
☞Number of muscles - 639
☞Number of kidneys - 2
☞Number of milk teeth - 20
☞Number of ribs - 24 (12 pairs)
☞Number of chambers in the heart - 4
☞Largest artery - Aorta
☞Normal Blood pressure - 120 - 80
☞Ph of blood - 7.4
☞Number of vertebrae in the spine - 33
☞Number of vertebrae in the Neck - 7
☞No of bones in middle Ear - 6
☞Number of bones in Face - 14
☞Number of bones in Skull - 22
☞Number of bones in Chest - 24
☞Number of bones in Arms - 6
☞Number of bones in each human middle ear
# 3
☞Number of muscles in the human arm - 72
☞Number of pumps in heart - 2
☞Largest organ - Skin
☞Largest gland - Liver
☞Smallest cell - Blood cell
☞Biggest cell - Egg cell (o**m)
☞Smallest bone - Stapes
☞First transplanted organ - Heart
☞Average length of small intestine - 7 m
☞Average length of large intestine - 1.5 m
☞Average weight of new born baby - 2.6 kg.
☞Pulse rate in one minute - 72 times
☞Body Temperature - 36.9o C (98.4o F)
☞Average blood volume - 4 - 5 liters
☞Average life of RBC - 120 days
☞Pregnancy period - 280 days
☞Number of bones in human foot - 33
☞Number of bones in each wrist - 8
☞Number of bones in hand - 27
☞Largest endocrine gland - Thyroid
☞Largest lymphatic organ - Spleen
☞Largest cell - Nerve cell
☞Largest part of brain - Cerebrum
☞Largest & strongest bone - Femur
☞Smallest muscle - Stapedius (Middle ear )
☞Number of chromosomes in human cell - 46 (23 pairs)
☞Number of bones in New born body - 300
☞Largest muscle - Buttock (Gluteus Maximus)...

17/07/2021

Tiny air sacs present in human lungs are called?
1. Alveoli
2. Bronchioles
3. Bronchus
4. None of these

08/02/2021

22/07/2020

1. Which animal never drinks water in its entire life?
a. Kangaroo
b. Hippopotamus
c. Rat
d. Kangaroo rat ✔
2. What is the physical phase of life called?
a. Protoplasm✔
b. Cytoplasm
c. Organelles
d. None of the above
3. The largest cell is ________________
a. Nerve Cell
b. O**m
c. The egg of an Ostrich✔
d. None of the above
5. _________________ is the longest cell.
a. Nerve Cell✔
b. Skin
c. Spleen
d. None of the above
6. What is the name of the cells in the body that engulf foreign particles like bacteria?
a. Phagocytes✔
b. Globulin
c. Fibrinogen
d. Albumin
7. There are _____ number of muscles in human.
a. 638
b. 637
c. 639✔
d. 640
8. What is the life span of RBC?
a. 130 days
b. 110 days
c. 100 days
d. 120 days✔
9. What is the life span of WBC?
a. 2-15 days✔
b. 3-15 days
c. 4-15 days
d. 5-20 days
10. Longes bone in human being body is _____?
a. Humerus
b. Femur✔
c. Radius
d. Tibia
11. The number of ribs in a human body is _____.
a. 23
b. 24✔
c. 25
d. 22
12. Which is the smallest flightless bird?
a. Kiwi✔
b. Penguin
c. Ostrich
d. Rhea
13. Saurology is the study of ___________.
a. Mosquitoes
b. Snake
c. Lizards✔
d. Cockroach
14. Hormones are produced by _____________
a. Endocrine glands✔
b. Pituitary glands
c. Hypothalamus
d. Pancreas
15. Which of the following is the ‗master gland‘?
a. Thymus gland
b. Pancreas
c. Pineal gland
d. Pituitary gland✔
16. What is the full form of ADH?
a. Anti Diuretic Hormone✔
b. Adhesive Diuretic Hormone
c. Acidic Diuretic Hormone
d. Adenosine Double Hormone
17. What is the normal value of blood sugar in the body?
a. 80 to 120mg/100 ml of blood✔
b. 70 to 120mg/100 ml of blood
c. 90 to 120mg/100 ml of blood
d. 60 to 120mg/100 ml of blood
18. Which is the largest blood vessel in the body?
a. Alveoli
b. Artery
c. Aorta✔
d. Vein
19. Which of the following carries impure blood?
a. Pulmonary artery✔
b. Pulmonary vein
c. Alveoli
d. Aorta
20. Who had performed the world‘s first heart transplant?
a. Dr. Venugopal
b. William Harvey
c. Christian Berard🔚

13/07/2020

𝙒𝙝𝙞𝙘𝙝 𝙩𝙮𝙥𝙚 𝙤𝙛 𝙋𝙧𝙤𝙩𝙚𝙞𝙣 𝙁𝙤𝙪𝙣𝙙 𝙞𝙣 𝙈𝙞𝙡𝙠 🥛
Ꭿ). 𝐀𝐜𝐭𝐢𝐧
Ᏸ.) 𝐇𝐚𝐞𝐦𝐨𝐠𝐥𝐨𝐛𝐢𝐧
Ꮸ). 𝐂𝐚𝐬𝐢𝐧𝐞
Ꭰ).𝐓𝐡𝐫𝐨𝐦𝐛𝐢𝐧