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Cell and Cell Organelle


1. The main difference between animal and plant cell is that
a) Animal cell lack rigid cell wall
b) Animal cells have vacuoles
c) Plant cell lack rigid cell wall
d) Plant cells have small vacuoles
2. Extra nuclear DNA is found in
a) Chloroplast
b) Endoplasmic reticulum
c) Ribosomes
d) Nucleus 
3. Cell theory states that
a) All cell have nuclei
b) All cells are living
c) Cell reproduce by mitosis and meiosis
d) Cells are fundamental structural units of plants and animals
4. Mitochondria have first seen by
a) Robert Hooke
b) Robert Brown
c) Lipmann
d) Altmann
5. Prokaryotic cell does not possess
a) Cell wall
b) Nuclear membrane
c) Cytoplasm
d) Plasma membrane
6. Plasma membrane is composed of
a) Protein
b) Lipids
c) Cellulose
d) Protein and Lipids
7. Cellular organelles containing hydrolytic enzymes are called
a) Peroxisomes
b) Lysosomes
c) Ribosomes
d) Mesosomes
8. The sedimentation constant of ribosome is generally 70S . Its breaks up into two subunits whose sedimentation constants are
a) 50 S and 20S
b) 40 S and 30 S
c) 60 S and 10 S
d) 50 S and 30 S
9. Ribosomes help in
a) Photosyntheis
b) Protein synthesis
c) Lipid Synthesis
d) Respiration
10. Food is converted to energy in
a) Nucleus
b) Nucleolus
c) Chloroplast
d) Mitochondria
  1. a) Animal cell lack rigid cell wall
  2. a) Chloroplast
  3. d) Cells are fundamental structural units of plants and animals
  4. d) Altmann
  5. b) Nuclear membrane
  6. d) Protein and Lipids
  7. b) Lysosomes
  8. d) 50 S and 30 S
  9. b) Protein synthesis
  10. d) Mitochondria