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 one which is incorrect pair?

A Sori – Indusium

B Arthrophytes – Jointed

C Dichotomous – Vernation

D Lycopods – Ground pries

Review Detailed Answer

Correct Answer: Dichotomous – Vernation

Animals obtain carbohydrates mainly from___________?

A Glucose

B Starch

C Sucrose

D Glycogen

Review Detailed Answer

Correct Answer: Starch

Peptide bond is_____________?

A C-N link

B C- O lind

C N-H link

D C-H link

Review Detailed Answer

Correct Answer: C-N link

Which one the following fatty acid is more soluble in an organic solvent and has higher melting point____________?

A Acetic acid

B Butyric acid

C Palmitic acid

D All have same

Review Detailed Answer

Correct Answer: Palmitic acid

Which of the following statement is incorrect5 for fats containing unsaturated fatty acid_____________?

A They contain double bond

B They are usually solid at room temperature

C They are lighter than water

D Their specific gravity is less than 1

Review Detailed Answer

Correct Answer: They are usually solid at room temperature

Pick the odd one out

A Psilophyton

B Rhynia

C Cooksonia

D Psilotum

Review Detailed Answer

Correct Answer: Psilotum

Fatty acids containing 18 C atoms and a single double bond is____________?

A Saturated Fatty acid

B Unsaturated fatty acid

C Oleic Acid

D Plamitic acid

Review Detailed Answer

Correct Answer: Oleic Acid

Lipid molecules can store double amount of energy as compared to same amount of carbohydrate because of high number of__________________?

A C-C bonds

B C-H bonds

C C-N bonds

D C-O bonds

Review Detailed Answer

Correct Answer: C-H bonds

One celled green ptotists are included in___________?

A Monera

B Algae

C Slime molds

D Plants

Review Detailed Answer

Correct Answer: Algae

Lipids are soluble in which of the following_______________?

A Water

B Ether

C All solvents

D Not in any of the above

Review Detailed Answer

Correct Answer: Ether

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Biology 1525 MCQs [All-Courses]

All Topics 1525

All Topics 1525

The one which is incorrect pair?

Animals obtain carbohydrates mainly from___________?

Peptide bond is_____________?

Which one the following fatty acid is more soluble in an organic solvent and has higher melting point____________?

Which of the following statement is incorrect5 for fats containing unsaturated fatty acid_____________?

Pick the odd one out

Fatty acids containing 18 C atoms and a single double bond is____________?

Lipid molecules can store double amount of energy as compared to same amount of carbohydrate because of high number of__________________?

One celled green ptotists are included in___________?

Lipids are soluble in which of the following_______________?