Multiple Choice Questions:
1. Which of the following is the smallest cell?
(A) Red Blood Cell
(B) Plant cell
(C) Mycoplasma
(D) Euglena
2. From the following identify the CORRECT range of size of the bacteria.
(A) 0.3 pm to 1 mm
(B) 1 pm to 1mm
(C) 1 nm to 1 pm
(D) 3 pm to 5 pm
[Note: Prokaryotic cells generally range between 1 to 10 pm in size.] 3. Identify the CORRECT statements.
1. Nerve cells are the longest cells.
2. The concept ‘Omnis cellula-e-cellulla’ was explained by Rudolf Virchow.
3. The cell theory was proposed by Nicolson and Singer.
(A) Statements i and ii are correct.
(B) Statements ii and iii are correct.
(C) Statements i and iii are correct.
(D) Statements i, ii and iii are correct.
4. New cells generate from
(A) bacterial fermentation
(B) regeneration of old cells
(C) pre-existing cells
(D) abiotic materials
5. Mesosonle is produced by the infoldings of
(A) mitochondria
(B) chloroplast
(C) golgi complex
(D) plasma membrane
6. The ribosomes present in prokaryotic cells is of type.
(A) 30S
(B) 80S
(C) 70S
(D) 50S
7. Complete the analogy. F-plasmid: Reproduction :: R-plasmid: ________
(A) Respiration
(B) Resistance against antibiotics
(C) Packaging and transportation
(D) Apposition
8. A rigid, supportive and protective outer covering of plasma membrane of fungi is called
(A) cell wall
(B) lamella
(C) plasmodesmata
(D) cell membrane