A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ?
Communication satellites are in which orbit?
Development of calf muscles in ladies who wear high heel sandals is common example of ?
Which of the following is not a region of the spinal cord ?
Female Ova are __________?
The unit to measure the quantity of Ozone in atmosphere is ?
In human the Y chromosome is passed to next generation from?
Anti Diuretic hormone (ADH) also known as Vasopressin, Arginine Vasopressin and agripressin. Is secreted by_________ ?
Oil rises in a wick of oil lamp on account of a property of matter is called?
Enzymes are organic catalysts made up of ?
Another name for our voice box is _________?
Fruit plant that flowers only once in lifetime?
What makes a lemon sour?
Which of the following is a non-conventional source of energy:
The process by which kidney stones are crushed with shock waves is called?
Vegetable crop with rectangular seed is?
The chief ingredient of the mosquito repellent cream is derived from?
In the medical system of treatment to relieve pains, called Acupuncture?
EEG is used for diagnosing ailments connected with?
A healthy man consumes maximum calories while playing?
Which of following contains cobalt?
Sodium Carbonate is commonly called ________?
Dyne is a unit of _______?
The most abundant element in human body is __________?
“Plague” is a disease, spread by?
Kidney disease happens due to overdose of?
Atmospheric pressure at sea level is _______?
A colour blind person cannot distinguish between _________?
Study of joints called:
The gas heater gives us heat by __________?
Who discovered the law of attraction and repulsion in electric charges?
For burning, which agent is necessary?
Which element is called earth maker?
Earth revolves around the sun from?
Retinol is the chemical name of?
Virus was discovered by?
Dielectric constant of water is?
Mass spectrograph was Invented by?
Which blood cells are called ‘Soldiers’ of the body ?
Cooking gas is mixture of which two gases?
Substance used in match sticks ?
With the rise in temperature, metals conductivity__________?
Speed of sound in water at 20 °C is__________?
In thrombocytopenia condition, bone marrow makes?
In Essential thrombocythemia (ET) condition, bone marrow makes?
A normal platelets count range ?
Which group of compounds constitute carbohydrates?
Which of the following planets rotate from east to west on its exis?
Characteristic odour of garlic is due to?
Which has highest fuel value?
Which Harmone contain iodine?

Photography works by?

A. Capturing the souls of the objects being photographed
B. Capturing light reflected from the objects being photographed
C. Both A & B
D. None of these

Submitted by: Mansoor Ahmed Suhag

Correct Answer: Capturing light reflected from the objects being photographed ✔

Last Updated: July 09, 2021