| Column I (Organism) | Column II (Characteristic Feature) |
| 1. Euplectella | (a) Exoskeleton formed of placoid scales |
| 2. Periplaneta | (b) Presence of mantle |
| 3. Sepia | (c) Water canal system |
| 4. Scoliodon | (d) Jointed appendages |
| 5. Clarias | (e) Exoskeleton formed of cycloid scales |
| Column I (Organism) | Column II (Characteristic Feature) |
| 1. Euplectella | (c) Water canal system |
| 2. Periplaneta | (d) Jointed appendages |
| 3. Sepia | (b) Presence of mantle |
| 4. Scoliodon | (a) Exoskeleton formed of placoid scales |
| 5. Clarias | (e) Exoskeleton formed of cycloid scales |
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| Kingdom | Examples |
| 1. Monera | a. Riccia |
| 2. Protista | b. Cyanobacteria |
| 3. Plantae | c. Rhizopus |
| 4. Fungi | d. Diatoms |
| Column I | Column II |
| 1. Bryophyta | (a) 70 genera and 1000 living species |
| 2. Pteridophyta | (b) 32 genera and 80 species |
| 3. Gymnospermae | (c) 960 genera and 25000 species |
| (d) 400 genera and 11000 species |
| Column I | Column II |
| 1. Prophase | (a) Chromatids moving to opposite poles. |
| 2. Metaphase | (b) Nuclear membrane starts disappearing. |
| 3. Anaphase | (c) Chromosomes at equatorial plane of the cell. |
| 4. Telophase | (d) Nuclear membrane reappears |
| i. | Descending limb of Henle’s loop | a. | Reabsorption of salts only |
| ii. | Proximal convoluted tubule | b. | Reabsorption of water only |
| iii. | Ascending limb of Henle’s loop | c. | Conditional reabsorption of sodium ions and water |
| iv. | Distal convoluted tubule | d. | Reabsorption of ions, water and organic nutrients |
| 1. Pila | (P) Flame cells |
| 2. Bomby | (q) Comb plates |
| 3. Pleurobrachia | (r) Radula |
| 4. Taenia | (s) Malpighian tubules |
| Column I | Column II |
| 1. Mitochondria | (a) Synthesis of protein |
| 2. Nucleus | (b) Photosynthesis |
| 3. Chloroplast | (c) Respiration |
| 4. Ribosomes | (d) Nucleoplasm |
| Column I | Column II |
| 1. Prophase | (a) Chromatids moving to opposite poles. |
| 2. Metaphase | (b) Nuclear membrane starts disappearing. |
| 3. Anaphase | (c) Chromosomes at equatorial plane of the cell. |
| 4. Telophase | (d) Nuclear membrane reappears |
| ‘A’ Group | B’ Group |
| 1. Muscle | (a) Perichondrium |
| 2. Bone | (b) Sarcolemma |
| 3. Nerve cell | (c) Periosteum |
| 4. Cartilage | (d) Neurilemma |