Vertical columns in the periodic table of elements are called as__________...? Mcqs

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Vertical columns in the periodic table of elements are called as__________...?

(A) Periods
(B) Groups

(C) Rows
(D) Lanthanoids series

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A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

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In which stage of mitosis when chromatin become thickened, shorten and become visible under a microscope called chromosomes...?

(A) Metaphase
(B) Anaphase

(C) Telophase
(D) Prophase

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Male birds are ________ colorful than female birds....?

(A) Less
(B) More

(C) Equal
(D) None of these

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What do you call the same type of species living together in a specific area...?

(A) Community
(B) Ecosystem

(C) Population
(D) Habitat

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Which compound is known as lunar caustic...?

(A) KNO3
(B) AgNO3

(C) NaOH
(D) NaNO3

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The phases of the moon are partially the result of the____________...?

(A) Changes in the shape of the moon
(B) Revolution of the moon around the earth

(C) Variations in the moon’s gravitation
(D) Variations in the speed of rotation of the moon

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Name the famous Pakistani scientist who worked under the supervision of Albert Einstein...?

(A) Dr Abdul Qadeer
(B) Riazuddin Siddiqui

(C) Ammar Muhammadi
(D) Dr Abdul Salam

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When WBCs greatly increased in number, they cause a disease called...?

(A) Anaemia
(B) Leukaemia

(C) Haemophilia
(D) Diarrhoea

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The Structure in a cell which contains the genes is called:...?

(A) Genetics
(B) Saliva

(C) Marrow
(D) Chromosome

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