

Biology MCQs
Biology MCQs Test Preparation | Latest 2025 Quiz FPSC, NTS, KPPSC, PPSC, SPSC, BPSC, OTS, UTS, PTS, CTS, ATS, ETEA MCQs Test Questions.
Which of the following statement is incorrect about RNA_________________?
A: The pentose sugar in it is Ribos
B: E.
C: B. It contains Adenine Guanine Thymine and Cytosine
D: C. It is present in the nucleoli
E: D. It may be folded back on itself to give double helical characteristics.
It contains Adenine Guanine Thymine and Cytosine
Protein coasts of viruses are synthesized in____________?
A: Lytic cycle
B: Lysogenic cycle
C: Both a & b
D: All of these
Lytic cycle
Each turn of DNA contain ____________ nitrogenous base pairs?
A: 5
B: 10
C: 20
D: 25
10
Hunger pangs usually begin ______ after the previous meal.
A: 2-4 hours
B: 6-8 hours
C: 10-12 hours
D: 12-24 hours
12-24 hours
Total number of amino acids discovered so far in cells and tissues are______________?
A: 20
B: 25
C: 150
D: 170
170
The major constituent of blood plasma is___________?
A: Protein
B: NaCl
C: Water
D: Cholesterol
Water
An insulin molecule consists of _________ polypeptide chains?
A: 1
B: 2
C: 3
D: 4
2
Following possess bilateral symmetry as larva and radial symmetry as adult:
A: Chordata
B: Hydra
C: Echinodermata
D: Hemichordata
Echinodermata
Proteins are polymers of___________?
A: Fatty acids
B: Isoprenoid units
C: Amino acids
D: Nucleotides
Amino acids
Which of the following is the empirical formula of chlorophyll b?
A: C55H70O5N4Mg
B: C55H72O6N4Mg
C: C55H70O6N4Mg
D: C55H72O5N4Mg
C55H70O6N4Mg
