HSC Biology 2nd Paper MCQ Solution 2026 (English Version)
Hello everyone. Here is the accurate solution for the HSC 2026 Biology 2nd Paper Multiple Choice Questions (MCQ) for the English Version (All Boards).
1. Which phylum has pseudocoelomate?
(a) Platyhelminthes
(b) Nematoda
(c) Annelida
(d) Mollusca
2. In which era the birds were originated?
(a) Mesozoic
(b) Cenozoic
(c) Paleozoic
(d) Proterozoic
3. The symptoms of syphilis are—
i. tiny rashes are seen in the body
ii. lymph glands get swollen
iii. has headache and tiredness
Which of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Read the following stem and answer the question 4 and 5 :
Sucrose + H2O ———→ A + Fructose
4. The compound produced in the place A is—
(a) glucose
(b) lactose
(c) galactose
(d) maltose
5. Hormones, controlling the rate of A in the blood are—
(a) glucagon and secretin
(b) insulin and glucagon
(c) insulin and somatostatin
(d) secretin and somatostatin
6. What is the process of sparm production from?
[N.B. Question is incomplete.]
(a) Spermatogenesis
(b) Gametogenesis
(c) Oogenesis
(d) Spermiogenesis
7. For the presence of which element the color of urine gets yellowish?
(a) Biliverdin
(b) Carotin
(c) Bilirubin
(d) Urochrome
8. Chloride will connect with which ion during the chloride shift?
(a) Sodium
(b) Potassium
(c) Calcium
(d) Magnesium
9. Which one is applicable for the universal doner?
i. Has A and B antigens
ii. Has a and b antibody
iii. Can receive blood from only a single group
Which of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
10. Applicable for the animals containing gills at larva stage and lungs at the matured age—
i. have two atrium and one ventricle
ii. the body is covered with epidarmal scales
iii. have fingure without claws
Which of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
11. Curp fish releases eggs in Halda river during the rainy season— What type of Taxis is that?
(a) Reotaxis
(b) Chemotaxis
(c) Sterotaxis
(d) Phonotaxis
12. Which one is the light sensitive part of eye?
(a) Sclera
(b) Choroid
(c) Retina
(d) Iris
13. Which one is a part of axial skeleton?
(a) Humarous
(b) Patella
(c) Parietal
(d) Scapula
14. Which one is an element of the second defence system?
(a) Cerumen
(b) Cytokinesis
(c) Memory cell
(d) Enzyme
15. Baby girl gets the X Chromosome—
(a) only from the mother
(b) only from the father
(c) from both of the parents
(d) gets created automatically in the embryo body
16. What happens during the inspiration—
i. the diaphram muscle gets contracted
ii. intercostal muscle gets expanded
iii. the ribs of the lower part come upward
Which one of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
17. Present in the largest bone of the human body—
i. haversian canal
ii. canaliculi
iii. trabecula
Which one of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
18. What is the name of the P marked part in the stem? (Transverse section blood vessel)
(a) Tunica intima
(b) Tunica externa
(c) Tunica media
(d) Lumen
19. What is the name of the Q marked part in the stem?
(a) Submentum
(b) Mentum
(c) Ligulae
(d) Labial pulp
Answer the question no. 20 and 21 in the light of the following stem :
(Image of Hydra cells, labeled A and B)
20. The cell marked with A —
(a) forms cuticle
(b) receives stimulation
(c) plays role in fertilization
(d) transforms into different cell
21. Applicable for the cell B —
i. used once
ii. remains in [N.B. Question is incomplete.]
iii. works for self defense
Which one of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
22. In the symbiosis of Hydra and Algae—
i. Algae remains in the gastrovascular cave of Hydra
ii. Hydra receives O2 produced by Algae
iii. Algae receives the wastes with N2 produced by Hydra
Which one of the following is correct?
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
23. Which one is a part of renal corpuscles?
(a) Glomerulus
(b) Proximal convoluted tubule
(c) Distal convoluted tubule
(d) Loop of Henle
24. In the problem of—
i. faces trouble in seeing distant objects
ii. needs to use spectacles with concave lense
iii. the circular muscle of body expands
Which one of the following is correct?
[N.B. Question is incomplete.]
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
25. Which one is the characteristics of Artery?
(a) Supplies blood from body to heart
(b) The wall is less thick and inelastic
(c) The wall is thick and elastic
(d) Semilunar valve is seen