Which of following contains cobalt...? Mcqs

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Which of following contains cobalt...?

(A) Vitamin K
(B) Chlorophyll

(C) Vitamin B12
(D) Haemoglobin

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In the bacterial cell, the DNA is found floating in the ____...?

(A) Mitochondria
(B) Nucleus

(C) Cell Wall
(D) Cytoplasm

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The essential elements for plant growth are...?

(A) Carbon (C), Oxygen (O), and Hydrogen (H)
(B) Phosphorus (P), Potassium (K), and Nitrogen (N)

(C) Helium (He), Neon (Ne), and Argon (Ar)
(D) Calcium (Ca), Magnesium (Mg), and Sulfur (S)

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Carbon dating is used for the estimation of the age of ____...?

(A) Rocks
(B) Fossils

(C) Soil
(D) Water

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The average acceleration caused by gravity per second is____________...?

(A) 22 feet
(B) 32 feet

(C) 52 feet
(D) 42 feet

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Activity of enzymes can be enhanced by ____...?

(A) Activator
(B) Inhibitor

(C) Substrate
(D) Coenzyme

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Which among the following is not the type of nitrogenous bases...?

(A) Adenine
(B) Thymine

(C) Tracil
(D) Cytosine

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In human body there are_________________kinds of bones...?

(A) 3
(B) 4

(C) 5
(D) 6

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Mammals is defined by which of the following characteristics...?

(A) Born alive
(B) Warm-blooded

(C) Milk feeding
(D) Fur/hair/skin & Spine

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Which of the following is secreted by liver and stored in the gallbladder...?

(A) Saliva
(B) Bile

(C) Gastric juice
(D) Pancreatic juice

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