Which of the following is responsible for largest amount of oxygen on earth...? Mcqs

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Which of the following is responsible for largest amount of oxygen on earth...?

(A) Peat bogs
(B) Algae

(C) Trees
(D) None of these

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Latest MCQs

All living organisms are classified into _______ kingdoms under the system proposed by Whittaker (1969)....?

(A) 5
(B) 6

(C) 7
(D) 8

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Defeciency of following vitamin decreases hemoglobin production ...?

(A) Biotin
(B) Thiamine

(C) Niacin
(D) Pyridoxine

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Which of the following is the world’s loudest bird ...?

(A) White bellbird
(B) Peacock

(C) Piha
(D) None of the above

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Elements which have same number of protons but different number of neutrons are called as _________ ...?

(A) Isotopes
(B) Isomers

(C) Allotropes
(D) Allomers

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Big Bang theory explains_____________...?

(A) Origin of Universe
(B) Origin of Sun

(C) Laws of physics
(D) None of above

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Which statement is incorrect about suspension...?

(A) The suspension is heterogeneous mixture
(B) In a suspension the particles of solute are dispersed

(C) The colour and appearance are not same in every part of the suspension
(D) The suspension is transparent and clear

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Which statement is incorrect about the force...?

(A) Force can change the content of an object
(B) Force can change the shape of an object

(C) Force can change the direction of an object
(D) Force can change the speed of an object

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A magnifying glass forms an enlarged ______...?

(A) Real and upright image
(B) Virtual and upright image

(C) Real and inverted
(D) Virtual and inverted image

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Sensory hair-cells are present in ______...?

(A) Retina
(B) Cochlea

(C) Skin
(D) Nose

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