Cell : The Unit of Life

Transmission tissue is characteristic feature of

• hollow style

• solid style

• dry stigma

• dry stigma

DNA is not present in

• chloroplast

• ribosomes

• nucleus

• nucleus

Nuclear envelope is derivative of

• smooth endoplasmic reticulum

• membrane of Golgi complex

• microtubules

• microtubules

Important  site for formation of glycoproteins and glycolipids is

• Golgi apparatus 

• plastid

• lysosome

• lysosome

In mitochondria, protons accumulate in the 

• outer membrane

• inner membrane

• intermembrane space

• intermembrane space

Which one of the following is not considered as a part of the endomembrane system? 

• Golgi complex

• Peroxisome

• Vacuole

• Vacuole

The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C) and (D). Select the part correctly matched with its function

• D - outer membrane -gives - rise to inner membrane by splitting

• B - Inner membrane - forms infolding called cristae

• C - Cristae - possess single circular DNA molecule and ribosomes

• C - Cristae - possess single circular DNA molecule and ribosomes

Single -celled eukaryotes are included in 

• Protista

• Fungi 

• Archaea

• Archaea

Membrane -bound organelles are absent in 

• Saccharomyces

• Streptococcus

• Chlamydomonas

• Chlamydomonas

Which one of the following has its own DNA?

• Mitochondria

• Dictyosome

• Lysosome

• Lysosome