Difficulty distribution
How the classified questions are distributed by difficulty.
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Practice Cell The Unit Of Life - Botany - Biology previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
Every graph below is calculated only from this selection.
Year-wise coverage for Cell The Unit Of Life. Each bar uses a separate theme-derived color.
How the classified questions are distributed by difficulty.
MCQ, numerical, multiple-select and other formats found in these papers.
Top subjects by unique question coverage.
Top topics across the included previous year papers.
Top subtopics inside this exact selection.
Question coverage for the most populated papers. Every active PYP paper remains listed below.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| IAT IISER 2025 | 2025 | 1 | View paper |
| IAT IISER 2024 | 2024 | 1 | View paper |
| IAT IISER 2022 | 2022 | 1 | View paper |
Practice every matching question in batches of 20, with every available option.
| Column I | Column II | ||
|---|---|---|---|
| i. | CC\(\text { Cell with cytoplasm and no nucleus } \) |
p. | $$ \[\text { Pollen grain }\] $$ |
| ii. | $$ \[\text { Cell lacking both cytoplasm and nucleus }\] $$ |
q. | Synergid |
| iii. | $$ \[\text { Cell containing more than two nuclei }\] $$ |
Tracheid |
|
| iv. | $$ \[\text { Haploid cell produced by mitosis }\] $$ |
s | Tapetum |
| t | Mature sieve tube | ||
| u | Pholem companion cell | ||
$$\text { Match the enzymes in Column I with the cellular compartments in Column II. }$$
| Column I | Column II | ||
| P | Succinate dehydrogenase | i | Cytoplasm |
| Q | Pyruvate dehydrogenase | ii | Inner mitochondrial membrane |
| R | Lactate dehydrogenase | iii | Mitochondrial matrix |
| S | ATP synthase | iv | Thylakoid membrane |
| v | Inner chloroplast membrane |
Chromosomes are classified as metacentric, sub-metacentric, acrocentric and telocentric. This classification is based on the position of which one of the following structures?