The small openings found on a leaf are called stomata. Option b) "Stamatas" is a misspelling of stomata.

Here are the answers to the biology questions:

9. The small openings found on a leaf are called stomata. Option b) "Stamatas" is a misspelling of stomata. b) Stamatas

10. The end product of digesting starch is glucose. a) Glucose

11. Iodine solution is used to test for starch; it turns blue-black in its presence. b) Iodine solution

12. All the listed options are deficiency diseases. Assuming the question asks to identify one, Scurvy is a deficiency disease. a) Scurvy

13. Assuming this question refers to the cause of Scurvy (from question 12), Scurvy is caused by a lack of vitamin C. a) Lack of vitamin c

14. Calcium is the mineral required for the development of healthy bones and teeth. d) Calcium

15. Protein is responsible for body immunity, as antibodies are proteins. b) Protein

16. When a drop of food solution is placed on white paper, the presence of lipids is indicated by a translucent spot. b) Translucent spot

17. Among the given options, Conifers are non-flowering plants (gymnosperms) that have true leaves and proper stems. d) Conifers

18. A condition where the body weight of a person is considered greater than normal due to excessive fat accumulation is called obesity. b) Obesity

19. A place where an organism lives is known as its habitat. c) Habitat

20. The scientific name of a lion is Panthera leo. Option a) Felis catus is the scientific name for a domestic cat. The scientific name of a lion is Panthera leo.