2019
Q1
AIIMS
MCQ
10 Mar 2026
Which statement is correct?
A.
Mycoplasma is smallest and wall less living organism
B.
Influenza and herpes caused by virus having DNA and RNA
C.
Nostoc and Anabaena are important decomposer
D.
Methanogen are methane producing bacteria in wheat crop
2019
Q2
AIIMS
MCQ
10 Mar 2026
Match the following columns and choose the correct option from the codes given below.
| Column I | Column II | ||
|---|---|---|---|
| A. | Chrysophyte | (i) | Gonyaulax |
| B. | Dinoflagellate | (ii) | Euglena |
| C. | Euglenoids | (iii) | Diatom |
| D. | Slime moulds | (iv) | Plasmodium |
A.
A - (i), B - (iii), C - (ii), D - (iv)
B.
A - (i), B - (iv), C - (ii), D - (iii)
C.
A - (iii), B - (ii), C - (iv), D - (i)
D.
A - (iii), B - (i), C - (ii), D - (iv)
2018
Q3
AIIMS
MCQ
10 Mar 2026
Which one of the following organisms do not evolve oxygen during photosynthesis?
A.
Blue-green algae
B.
Red algae
C.
Photosynthetic bacteria
D.
$\mathrm{C}_4$ plants