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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

Cellular digestion is associated with which organelle__________?
A Mitochondria
B Golgi bodies
C Plastids
D Lysosomes
Correct Answer: Lysosomes
For the synthesis of 10g of glucose ______________ of energy is required?
A 717.6 Kcal
B 727 Kcal
C 737 Kcal
D 747 Kcal
Correct Answer: 717.6 Kcal
Which one is soluble in hot water_____________?
A Starch
B Glycogen
C Amylose
D Amylopectin.
Correct Answer: Amylose
An enzyme which converts a dipeptide into separate amino acids is an example of__________?
A Decarboxylase
B Hydrolase
C Oxidoreductase
D Transferase
Correct Answer: Hydrolase
Which of the following carbohydrate can not be hydrolysed__________________?
A Monosaccharide
B Oligosaccharide
C Polysaccharide
D None of these
Correct Answer: Monosaccharide
____________% of Glucose normally present in our blood is?
A 0.80%
B 0.08%
C 1.80%
D 8%
Correct Answer: 0.08%
Starch cellulose and glaycogen yield ___________ on complete hydrolysis?
A Maltose
B Sucrose
C Fructose
D Glucose
Correct Answer: Glucose
The one which is not a globular protein__________?
A Anti Rh-antibody
B Enzyme
C Myosin
D Haemoglobin
Correct Answer: Myosin
Ribose is an example of___________?
A Trioses
B Tetroses
C Pentose
D Hexose
Correct Answer: Pentose
Primary structure of proteins determines__________?
A Number of polypeptide chains involved
B Bending of polypeptide chains
C Amino acid sequence
D Coiling of polypeptide chains
Correct Answer: Amino acid sequence
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