Biomolecules

Biology, SSC-Punjab Class 9. This chapter is split into 29 topics and has 696 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Biomolecules: definitions, major types, and metabolism 26 questions
2. Sources and functions of carbohydrates 24 questions
3. Sources and functions of proteins 25 questions
4. Nucleic acids: RNA structure and types 25 questions
5. Disaccharides and polysaccharides 26 questions
6. Lipids: glycerol, fatty acids, fats, and phospholipids 26 questions
7. Nucleic acids: nucleotide structure and DNA 26 questions
8. Carbohydrates: definition and monosaccharides 26 questions
9. The working of DNA and RNA: transcription and translation 26 questions
10. Sources and functions of lipids 24 questions
11. Proteins: structure and amino acids 26 questions
12. Biomolecules table: which molecule, where and what it does 22 questions
13. Dry mass of protoplasm: percentages and calculations 23 questions
14. Biochemistry, molecular biology and metabolism: scenarios 23 questions
15. Carbohydrate formula and atom counts 23 questions
16. Monosaccharides: pentoses, hexoses and the structure figures 23 questions
17. Mono-, di- and polysaccharides compared 23 questions
18. Carbohydrate sources and roles: classify and apply 23 questions
19. Amino acids: structure, counts and calculations 25 questions
20. Proteins: match the protein with its job 24 questions
21. Lipid structure: glycerol, fatty acids, fats and phospholipids 23 questions
22. Lipid sources and functions: scenarios and classification 22 questions
23. Nucleotides and the building blocks of DNA 24 questions
24. DNA base pairing: complementary strands and hydrogen-bond counts 24 questions
25. DNA versus RNA: structure, bases and location 23 questions
26. RNA types and transcription: reading base sequences 22 questions
27. Gene expression: transcription and translation in the cell 23 questions
28. Chapter 6 exercise: MCQs, short and long questions 23 questions
29. Identify the biomolecule and its building block 23 questions