Cell Theory and Cell as the Basic Unit of Life ( Plant Cell and Animal Cell; Cell Envelope, Cell Membrane, Cell Wall; Cell Organelles Structure and Function; Mitochondria, Ribosomes, Plastids, Micro Bodies; Cytoskeleton, Cilia, Flagella, Centrioles... NEET Questions

Biology - Cell Structure and Function

Cell Theory and Cell as the Basic Unit of Life ( Plant Cell and Animal Cell; Cell Envelope, Cell Membrane, Cell Wall; Cell Organelles Structure and Function; Mitochondria, Ribosomes, Plastids, Micro Bodies; Cytoskeleton, Cilia, Flagella, Centrioles... MCQ Questions


1.
Who proposed the cell theory?
A.
Schleiden and Schwann
B.
Virchow
C.
Pasteur and Lister
D.
Darwin and Wallace
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ANSWER :
A. Schleiden and Schwann
2.
Which organelle is known as the powerhouse of the cell?
A.
Lysosome
B.
Nucleus
C.
Mitochondria
D.
Golgi apparatus
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ANSWER :
C. Mitochondria
3.
What is the primary function of ribosomes?
A.
Lipid synthesis
B.
Protein synthesis
C.
DNA replication
D.
Cell division
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ANSWER :
B. Protein synthesis
4.
Plastids are found in which type of cells?
A.
Animal cells
B.
Plant cells
C.
Both plant and animal cells
D.
Only prokaryotic cells
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ANSWER :
B. Plant cells
5.
Which part of the cell maintains its shape and provides mechanical support?
A.
Nucleus
B.
Cytoskeleton
C.
Lysosome
D.
Cell membrane
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ANSWER :
B. Cytoskeleton
6.

The site of ribosomal RNA (rRNA) synthesis in the nucleus is the:

NEET - 2020

A.

Nucleolus

B.

Nucleoplasm

C.

Nuclear envelope

D.

Chromatin

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ANSWER :

A. Nucleolus