In which pollination, mature pollen grains transfer from another of one flower to the stigma of the same flower or another/different flower of the same plant...? Mcqs

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In which pollination, mature pollen grains transfer from another of one flower to the stigma of the same flower or another/different flower of the same plant...?

(A) Self Pollination
(B) Cross Pollination

(C) Artificial Pollination
(D) Hybrid Pollination

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Electron has a much shorter wavelength than visible light, and this allows electron microscopes to produce _____ images....?

(A) Lower-resolution
(B) Higher-magnification

(C) Equal-resolution
(D) Higher-resolution

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The atoms of same element which have the same atomic number but different mass numbers are known as...?

(A) Isotopes
(B) Isoelectronic

(C) Isomers
(D) Isobars

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Heat transfer horizontally within the atmosphere is called...?

(A) Conduction
(B) Convection

(C) Absorption
(D) Advection

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The number shown below the symbol of element is called...?

(A) Mass Number
(B) Atomic Number

(C) Valance Number
(D) Atomic Mass

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The nearest Star to the planet earth is ________ ...?

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

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A child rubbed two balloons with a piece of wool. Which of the following happens when the balloons are brought near each other...?

(A) The balloons will attract each other
(B) The balloons will repel each other

(C) The balloons will stick to the child's hair
(D) The balloons will make a loud noise

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Which of the following vitamin is known as folate...?

(A) B-9
(B) B-1

(C) B-6
(D) vitamin-D

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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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The movement of organic materials (food) take place through ______...?

(A) Xylem
(B) Vessels

(C) Tracheid
(D) Phloem

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