Which gas is used to extract energy from food in photosynthesis...? Mcqs

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Which gas is used to extract energy from food in photosynthesis...?

(A) O2 (Oxygen)
(B) CO2 (Carbon Dioxide)

(C) H2O (Water)
(D) N2 (Nitrogen)

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Who said that light is made of corpuscles/particles...?

(A) Maxwell
(B) Einstein

(C) Newton
(D) Huygein

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Electron pairs which are not shared by atoms are called...?

(A) Electron pairs
(B) Lone pairs

(C) Bond pairs
(D) Shared pairs

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Cell organelle found in animal cell and help intracellular digestion...?

(A) Lysosome
(B) Ribosomes

(C) Mitochondria
(D) Golgi apparatus

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Which instrument among the following is used for observing multiple images of objects...?

(A) Periscope
(B) Kaleidoscope

(C) Telescope
(D) Microscope

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The position of an element in the Periodic Table is determined by its __________ number...?

(A) Electron
(B) Proton

(C) Neutron
(D) None of these

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Water has been discovered on which potentially habitable super-Earth ...?

(A) K2-14d
(B) K2-15c

(C) K2-13a
(D) K2-18b

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Reptiles hibernate during_______...?

(A) Summer
(B) Winter

(C) Spring
(D) Autumn

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Rainbow is seen after rain because of hanging molecules of water which act as __________...?

(A) Lens
(B) Prism

(C) Mirror
(D) Slabs

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Fats are found in following except...?

(A) Oil
(B) Margarine

(C) Vegetables
(D) Nuts

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