Organisms which have cells but no distinct nucleus are known as:

  • A
    Bacteria
  • B
    Cyanobacteria
  • C
    Both $(a)$ and $(b)$
  • D
    None of these

Explore More

Similar Questions

Which of the following is responsible for the production of methane?

Match the following:
Column-$I$ (Group of bacteria)Column-$II$ (Their shape)
$a.$ Coccus$(i)$ Rod-shaped
$b.$ Bacillus$(ii)$ Spherical
$c.$ Spirillum$(iii)$ Spiral
$d.$ Vibrio$(iv)$ Comma-shaped

Identify the incorrect statement.

Which of the following may cause water blooms?

The most abundant source of bacteria is . . . . . . .

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo