Adult human brain is about_________% of the total body weight.
Adult human brain is about_________% of the total body weight.
A. 2%
B. 3%
C. 7%
D. 8%
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Milk tastes sour when kept in the open for sometime due to the formation of __________?
Milk tastes sour when kept in the open for sometime due to the formation of __________?A. lactic acid
B. citric acid
C. acetic acid
D. carbonic acidWhich of the following vitamins promote healthy functioning of eyes in human beings?
Which of the following vitamins promote healthy functioning of eyes in human beings?
A. Vitamin B
B. Vitamin C
C. Vitamin A
D. Vitamin DRadioactivity was discovered by __________?
Radioactivity was discovered by __________?A. Kelvin
B. Thomson
C. Rutherford
D. BacquerelWhich metal known as quick silver ?
Which metal known as quick silver ?A. Mercury
B. Sulphuric acid
C. Chromite
D. QuartzProton number is denoted by symbol __________ ?
Proton number is denoted by symbol __________ ?A. M
B. Z
C. P
D. AThe atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus. In an uncharged atom, the atomic number is also equal to the number of electrons.
A fracture hematoma has____________?
A fracture hematoma has____________?
A. Healing properties.
B. Destructive properties.
C. Neutralizing properties.
D. Dead cells