Q. How many of the following statements are incorrect?
(i) The shape of the cell may vary with the function they perform.
(ii) Nerve cells are some of the longest cells.
(iii) The largest isolated single cell is the egg of an ostrich.
(iv) Blue-green algae are eukaryotes.
(v) Prokaryotic cells are generally smaller and multiply slowly than eukaryotic cells.

 2418  201 NTA AbhyasNTA Abhyas 2020Biological Classification Report Error

Solution:

Statement iv and v are incorrect statements. Blue-green algae are prokaryotic and now called as cyanobacteria. Prokaryotic cells divide at a much faster rate than eukaryotic cells.