1. Identify the given below figure.
a) A tracheid
b) A vessel
c) A parenchyma cell
d) A sieve cell
Explanation: A tracheid
2. What is the main arena of cellular activities in eukaryotic cells?
a) Nucleus
b) Cytoplasm
c) Plasma membrane
d) None of these
Explanation: Cytoplasm is the main arena of cellular activities in eukaryotic cells
3. In an eukaryotic cell, where does the various chemical reactions occur to keep the cell in living
state?
a) Nucleus
b) Cytoplasm
c) Mitochondria
d) All of these
Explanation: Cytoplasm
4. How many of the following organelles are found in prokaryotic cells?
ER, Golgi complex, Lysosome, Mitochondria, Microbodies, Vacuoles
a) 1
b) 3
c) 4
d) 0
Explanation: 0
5. Where are the ribosomes found in prokaryotic cells?
a) Cytoplasm
b) Mitochondria
c) Chloroplast
d) All of these
Explanation: Cytoplasm
6.Where are ribosomes found in eukaryotic cells?
a) Cytoplasm
b) Mitochondria
c) Chloroplast
d) All of these
Explanation: All of these
7. How many of the following are membrane bound organelles?
Lysosomes, Ribosomes, Mitochondria, Vacuoles
a) 2
b) 3
c) 4
d) 0
Explanation: 3
8. Which of the following organelle is exclusively found in animal cells?
a) Mitochondria
b) Chloroplast
c) Vacuole
d) Centriole
Explanation: Centriole
9. Which of the following is incorrect?
a) Smallest cell → Mycoplasma
b) Smallest cell → Bacteria
c) Largest single cell → Ostrich’s egg
d) None of these
Explanation: Smallest cell → Bacteria
10. What is the length of mycoplasm cell?
a) 300 mm
b) 0.3 μm
c) 3000 cm
d) All of these
Explanation: 0.3 μm