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Biology 1525 MCQs [All-Courses]

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Biology covers key concepts of life, organisms, and human systems with exam-focused notes for PPSC, FPSC, KPPSC, BPSC.,NTS, OTS, AJKPSC. Clear, concise topics help students prepare effectively for competitive tests.

All Topics  1525

Who discovered the bacteria causing tuberculosis and also developed various techniques of media preparation and maintenance of pure culture_____________?
A Robert Koch
B Louis Pasteur
C Alexander Fleming
D Leeuwenhoek
Correct Answer: Leeuwenhoek
Who coined the term Animalcules for microorganisms like Bacteria and protozoa______________?
A Robert Koch
B Louis Pasteur
C Alexander Fleming
D Leeuwenhoek
Correct Answer: Leeuwenhoek
The word Archaeobacteria (a division of bacteria) derived from Greek means___________?
A True bacteria
B False bacteria
C Recent bacteria
D Ancient bacteria
Correct Answer: Ancient bacteria
In which of the following pigments major energy reserves and cell wall are like plants?
A Rhodophyta
B Chlorophyta
C Phaeophyta
D Chrysophyta
Correct Answer: Chlorophyta
Which of the following statement is incorrect about algae______________?
A Their zygote unlike plants is protected by parental tissue
B Their classification is based on pigment composition
C Most of them have different morphological forms in-different stages of their life cycle
D Almost all of them are aquatic
Correct Answer: Their zygote unlike plants is protected by parental tissue
Most of the photosynthesis on earth is carried by__________?
A Kelps
B Gymnosperms
C Angiosperms
D Algae
Correct Answer: Algae
Of the following which one has glassy shells________________?
A Radiolarians
B Forams
C Both of these
D None of these
Correct Answer: Radiolarians
The only group of algae having no flagellated motile cells at any stage is___________?
A Chrysophyta
B Phaeophyta
C Pyrrophyta
D Rhodophyta
Correct Answer: Rhodophyta
Chalk is gradually formed of dead______________?
A Actinopods
B Foraminiferans
C Apicomplexans
D Radiolarians
Correct Answer: Foraminiferans
Brown algae are also known as___________?
A Phaeophyta
B Rhodophyta
C Pyrrophyta
D Chrysophyta
Correct Answer: Phaeophyta
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