12th Class Biology NCERT Book in Hindi

12th Class Biology NCERT Book in Hindi. We covered all the 12th Class Biology NCERT Book in Hindi MCQs in this post for free so that you can practice well for the exam.

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12th Class Biology NCERT Objective Book in Hindi for Students

Cell wall

(a) provides mechanical support.

(b) acts as a barrier to pathogens.

(c) maintains the shape of the plant.

(d) All of the above

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The innermost portion of a mature plant cell wall is the

(a) primary cell wall

(b) plasma membrane

(c) secondary cell wall

(d) plasmodesmata

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A plant cell differs from an animal cell in having

(a) chloroplast

(b) cell wall

(c) cell membrane

(d) nucleus

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The only living component of a cell wall is

(a) middle lamellae

(b) pit pair

(c) secondary cell wall

(d) plasmodesmata

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We covered all the 12th class biology ncert book in Hindi mcqs above in this post for free so that you can practice well for the exam.

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