Biology 1525 MCQs [All-Courses]

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.

The discease in which transmembrane carrier for the chloride ion is not produced is__________?

A Hyperchloesterolemia

B Cystic fibrosis

C Severe combined immunodeficiency syndrome

D AIDS

Review Detailed Answer

Correct Answer: Cystic fibrosis

There are mainly __________ types of tRNA?

A 170

B 20

C 25

D 15

Review Detailed Answer

Correct Answer: 20

Which conjegated molecules play important role in gene expression___________?

A Glycolipids

B Glycoproteins

C Nucleohistones

D None of these

Review Detailed Answer

Correct Answer: Nucleohistones

A genome is___________?

A Appearance of an individual

B Genetic basis of few characters

C Full set of genes of an individual

D All of these

Review Detailed Answer

Correct Answer: Full set of genes of an individual

rRNA constitutes ____________% of the total cellular RNA?

A 3-4 %

B 10-20%

C 80%

D 90%

Review Detailed Answer

Correct Answer: 80%

Genes will not be found in gene pairs in the_____________?

A Muscle cell of worm

B Uterine cells of dog

C Sperm cells of frog

D Guard cells of leaf

Review Detailed Answer

Correct Answer: Sperm cells of frog

Most of the cellular secretions are ________ in nature?

A Glycolipids

B Glycoproteins

C Nucleohistones

D Proteins

Review Detailed Answer

Correct Answer: Glycoproteins

Which one of the following stage preceeds mitosis during cell cycle?

A G1 phase

B S phase

C G2 phase

D M phase

Review Detailed Answer

Correct Answer: G2 phase

Golden algae are also known as___________?

A Chrysophyta

B Phaeophyta

C Pyrrophyta

D Rhodophyta

Review Detailed Answer

Correct Answer: Chrysophyta

Complex specialized flagellates living symbiotically in the gut of termites are___________?

A Trichonymphas

B Trypanosoma

C Euglena

D Radiolarians

Review Detailed Answer

Correct Answer: Trichonymphas

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Biology 1525 MCQs [All-Courses]

All Topics 1525

All Topics 1525

The discease in which transmembrane carrier for the chloride ion is not produced is__________?

There are mainly __________ types of tRNA?

Which conjegated molecules play important role in gene expression___________?

A genome is___________?

rRNA constitutes ____________% of the total cellular RNA?

Genes will not be found in gene pairs in the_____________?

Most of the cellular secretions are ________ in nature?

Which one of the following stage preceeds mitosis during cell cycle?

Golden algae are also known as___________?

Complex specialized flagellates living symbiotically in the gut of termites are___________?