- اینٹی باڈیز
- پروٹین
- وٹامن
- ان میں سے کوئی نہیں
- a
-
1890 میں ایمل وون بہرنگ اور کٹاسٹو نے اینٹی باڈی کو دریافت کیا۔
Everyday Science MCQs
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Exposure to sunlight, results in formation of …… in the body.
- Vitamin K
- Vitamin A
- Vitamin D
- Vitamin C
- c
-
Sun is Best Source of Vitamin D.
Which of the following is used for purification?
- Chlorine
- Oxygen
- Ammonia
- Helium
- a
The transfer of heat when waves or rays are dispersed from an abject is called:
- Convection
- Radiation
- Conduction
- None of these
- b
Night Blindness is due to deficiency of:
- Vitamin B
- Vitamin A
- Vitamin C
- Vitamin D
- b
-
Deficiency of Vitamin C is main cause of Scurvy.
Deficiency of Vitamin D is main cause of bones to become soft.
Who discovered Penicillin?
- George William
- Alexander Fleming
- Walter Adherson
- Jon Eleton
- b
-
Alexander Fleming discovered Penicillin in 1929.
“Leukemia” is a disease of the:
- Nerves
- Blood
- Skin
- Lungs
- b
-
Leukemia is a Blood Cancer.
This disease caused by rise of in White Blood Cells in human body.
Extra WBCs cant work properly.
CRT is the technology used in a:
- COO
- Mouse
- Monitor
- Trojan Horse
- C
-
CRT stands for Cathode Ray Tube.
CRT is a vacuum tube and invented by a German Physicist Ferdinand Braun in 1897.
LED stands for:
- Laser Eating Diode
- Laser Emitting Direction
- Light Emitting Diode
- Light Exit Direction
- c
-
A light-emitting diode (LED) is a semiconductor light source that emits light when current flows through it.
First LED was invented in 1907 by H.J Round and Oleg Losev.
سور ج کی روشنی زمین تک کتنی دیر میں پہنچتی ہے؟
- 8 منٹ اور 20 سیکنڈز
- 8 منٹ اور 30 سیکنڈز
- 10 منٹ اور 10 سیکنڈز
- 9 منٹ اور 20 سیکنڈز
- a
-
چاند کی روشنی چاند سے زمین تک پہنچنے میں تقریبا 1 منٹ 26 سیکنڈز لگاتی ہے۔