The Empirical formula of hydrogen peroxide is _______...? Mcqs

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The Empirical formula of hydrogen peroxide is _______...?

(A) H2O2
(B) HO

(C) OH
(D) O2H2

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Most seeds germinate between the temperature...?

(A) 10°C to 15°C
(B) 16°C to 24°C

(C) 25°C to 30°C
(D) 31°C to 35°C

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Which of the following bonds are weakest in nature...?

(A) Single bond
(B) Double bond

(C) Triple bond
(D) Hydrogen bond

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Which of the following performs its function by converting electrical energy into motion...?

(A) An electric motor
(B) An electric bulb

(C) An electric iron
(D) None

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A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect...?

(A) Current
(B) Voltage

(C) Nuclear Radiation
(D) power

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Which organ is considered as chemical factory of human body ...?

(A) Stomach
(B) Intestine

(C) Liver
(D) Kidneys

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Chromosomes are made up of _____...?

(A) Proteins and Nucleic Acid
(B) Carbohydrates and Lipids

(C) Proteins and Minerals
(D) Nucleic Acid and Carbohydrates

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The chemicals released from one cell and carried to signal some distant cell through blood are ______...?

(A) Neurotransmitters
(B) Enzymes

(C) Hormones
(D) All of these

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The fluid part of blood is known as __________...?

(A) plasma
(B) platelets

(C) blood cells
(D) None of these

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What is the colour of phenolphthalein indicator in basic medium...?

(A) Red
(B) Yellow

(C) Pink
(D) Blue

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