XI Biology - Zoology XI Karachi Board MCQs

1. Sacculina belongs to __________.

(Arthropoda, Nematoda, Annelida)

2. The locomotory organs of sea star are __________.

(Parapoda, Setae, Tube-feet)

3. Prehensile tail is present in __________.

(El fish, Sea horse, Wall lizard)

4. Ascaris is parasite in __________.

(Stomach, Intestine, Liver)

5. Pineal glands secrete __________.

(Thyroxin, Melatonin, Esterogen)

6. Bicuspid valve lies between __________.

(Righ Auricle and right Ventricle, Left Auricle and Ventricle, Right Auricle and Left Ventricle)

7. Monocytes and __________ are agrantocytes.

(Neutrophils, Colgi body, Lymhocytes)

8. Glucose is converted during glycolysis into __________.

(Urea, Uric acid, Pyruvic Acid)

9. Liver-fluke lives in __________.

(Liver, Gall bladder, Bile duct)

10. The class Ophiurodiea belongs to the phylum __________.

(Echimedermate, Aschelminthes, Urochordate)

11. The skeleton of a dog-fish is made of __________.

(Bones, Cartilages, Muscles)

12. The prehensile tail is present in __________.

(Eel fish, Sea horse, Bat)

13. Rods and cones are present in the eye of a __________.

(Cockroach, Human, Leech)

14. Each villus is provided with lymph vessels called __________.

(Venules, Lacteals, Veins)

15. The organs of excretion in cockroach are called __________.

(Nephridia, Malpighian Tubules, Gills)


16. Ductless glands are known as __________.

(Endocrine Glands, Digestive Glands, Milk Glands)

17. Leishmania is a parasite of __________.

(Intestine, Blood, Bile duct)

18. Each villus is provided with lymph vessels called __________.

(Arteris, lacteals, Venules)

19. Throxin hormone is secreted by __________.

(Thyroid glands, Pituitary Glands, Adrenal glands)

20. The body of __________ is covered by epidermal scales __________.

(Amphibians, Reptiles, Birds)

21. Water vascular system is present in __________.

(Star Fish, Sponge, Leech)

22. The free swimming larva of liver fluke is __________.

(Trochophore, Miracidium, Glochidium)

23. Tape worms are parasites living in __________.

(Intestine, Muscles, Lungs)

24. The Coelenterates bear stinging cells called __________.

(Sporocysts, Conocysts, Nematocysts)