Explore topic-wise MCQs in Biology.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which among the following are not mycoses?

A. Candidiasis
B. Scabies
C. Tinea versicolor
D. Cryptococcosis
Answer» C. Tinea versicolor
2.

The branch involved in study of Fungi is called Mycology.

A. True
B. False
Answer» C.
3.

Mushroom consists of stem, cap and spores at the bottom of the cap.

A. True
B. False
Answer» B. False
4.

Yeast grows exponentially through budding. If one budding cycle takes 90 minutes, what will be the population of yeast after 144 hours if the initial population N0 = 5?

A. 480
B. 5 2<sup>96</sup>
C. 96 2<sup>5</sup>
D. 144 2<sup>5</sup>
Answer» C. 96 2<sup>5</sup>
5.

Assume that after every budding cycle, the parent organism becomes barren. And the daughter organism produced further gives rise to a new organism. After a period of 78 hours, how many fertile and barren organisms would be left if the initial number of organisms N0 = 2 (Assume that every budding cycle takes 2 hours)?

A. 1 and 2<sup>39</sup>-1 respectively
B. 1 and 39 respectively
C. 2 and 78 respectively
D. 2 and 2<sup>40</sup>-1 respectively
Answer» D. 2 and 2<sup>40</sup>-1 respectively
6.

Which is the main source of energy for yeast?

A. Sunlight
B. Nitrogen
C. Organic compounds
D. Nitrates
Answer» D. Nitrates
7.

Which among the following fungus are used in the manufacture of proteins?

A. Asperigillus niger
B. Saccharomyces cerevisiae
C. Trichoderma
D. Aspergillus flavus
Answer» C. Trichoderma
8.

Yeast grows in ______

A. damp and dark conditions
B. dry and cold conditions
C. sunlight
D. hot deserts
Answer» B. dry and cold conditions
9.

Who discovered Penicillin and when?

A. Alexander Graham Bell in 1918
B. Alexander Flemming in 1928
C. Alexander Flemming in 1938
D. Alexander Flemming in 1948
Answer» C. Alexander Flemming in 1938
10.

Penicillin was first discovered from _______

A. Penicillium roqueforti
B. Penicillium chrysogenum
C. Penicillium notatum
D. Penicillium camemberti
Answer» D. Penicillium camemberti
11.

Which among the following is used in preparation of anti-biotic?

A. Yeast
B. Penicillium
C. Mushroom
D. Rhizopus
Answer» C. Mushroom
12.

Which of the following is used in brewing of beer?

A. Penicillium
B. Yeast
C. Club fungi
D. Mushroom
Answer» C. Club fungi