MCQs Related to Lipids || 10th Chemistry Chapter 13

MCQs Related to Lipids || 10th Chemistry Chapter 13

1. What are lipids made up of?
A) Glucose
B) Fatty acids
C) Amino acids
D) Nucleotides

2. What are oils and fats commonly known as?
A) Triglycerides
B) Peptides
C) Nucleic acids
D) Proteins

3. Which type of fatty acids are found in oils?
A) Saturated
B) Unsaturated
C) Hydrogenated
D) Synthetic

4. What form do oils exist in at room temperature?
A) Solid
B) Liquid
C) Gas
D) Semi-solid

5. What form do fats exist in at room temperature?
A) Liquid
B) Solid
C) Gas
D) Vapor

6. What is the general structure of triglycerides?
A) One fatty acid with glycerol
B) Three fatty acids with glycerol
C) Two fatty acids with glucose
D) Four fatty acids with glycerol

7. What are fatty acids?
A) Short-chain carboxylic acids
B) Long-chain carboxylic acids
C) Amino acids
D) Nucleic acids

8. Which of the following is NOT a source of vitamins A, D, and E?
A) Lipids
B) Fats
C) Carbohydrates
D) Oils

9. What do lipids help build in the body?
A) Muscles
B) Brain cells
C) Skin cells
D) Hormones

10. Which property is NOT true for lipids?
A) Soluble in organic solvents
B) Insoluble in water
C) Good conductor of heat
D) High energy food

11. What is the primary source of animal fats?
A) Adipose tissue
B) Leafy vegetables
C) Marine organisms
D) Seeds

12. Which product is NOT obtained from animal fats?
A) Butter
B) Ghee
C) Cod liver oil
D) Margarine

13. What is butter mainly used for?
A) Soap making
B) Cooking and frying
C) Preparing medicine
D) Energy storage

14. Which acids form esters with glycerol to make oils or fats?
A) Nucleic acids
B) Carboxylic acids
C) Amino acids
D) Fatty acids

15. Which oil is NOT a plant-based oil?
A) Sunflower oil
B) Coconut oil
C) Corn oil
D) Whale oil

16. Which is a source of marine oils?
A) Sunflower
B) Salmon
C) Corn
D) Coconuts

17. Which oil is obtained from fish?
A) Groundnut oil
B) Corn oil
C) Cod liver oil
D) Coconut oil

18. What are lipids classified as?
A) Proteins
B) Carbohydrates
C) Macromolecules
D) Micromolecules

19. What do stored fats in the body help with?
A) Insulating the body
B) Providing oxygen
C) Dissolving in water
D) Conducting heat and electricity

20. Which vitamin is primarily obtained from fats and oils?
A) Vitamin B
B) Vitamin A
C) Vitamin C
D) Vitamin K

21. Which industry primarily uses animal fats?
A) Textile
B) Soap
C) Dairy
D) Pharmaceutical

22. What type of oil is obtained from sunflower seeds?
A) Coconut oil
B) Corn oil
C) Sunflower oil
D) Olive oil

23. What is ghee primarily used for?
A) Soap making
B) Frying food
C) Producing biofuel
D) Water storage

24. Which is NOT a characteristic of fats?
A) Solid at room temperature
B) Triglycerides of saturated fatty acids
C) Source of vitamins
D) Liquid at room temperature

25. How are oils and fats synthesized?
A) Chemically in factories
B) Naturally by animals and plants
C) By artificial synthesis
D) By dissolving in water

26. What is cod liver oil primarily used for?
A) Frying food
B) Medicine
C) Producing soap
D) Baking

27. Which of the following oils is used for cooking?
A) Cod liver oil
B) Sunflower oil
C) Engine oil
D) Castor oil

28. Where are plant oils commonly stored?
A) Stems
B) Leaves
C) Seeds
D) Roots

29. What property allows fats to insulate the body?
A) High energy
B) Poor conductor of heat
C) Soluble in water
D) Rich in vitamins

30. What is the main difference between oils and fats?
A) Oils are saturated, fats are unsaturated
B) Oils are solid, fats are liquid
C) Oils are unsaturated, fats are saturated
D) Oils are found in plants, fats are in animals

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Correct Answers:

1. B
2. A
3. B
4. B
5. B
6. B
7. B
8. C
9. B
10. C
11. A
12. D
13. B
14. D
15. D
16. B
17. C
18. C
19. A
20. B
21. B
22. C
23. B
24. D
25. B
26. B
27. B
28. C
29. B
30. C