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BOTANY

Botany practice questions on the study of plants, including cell and tissue structure, plant physiology, classification, growth, and reproduction. Questions are grouped by topic so you can work steadily through the syllabus rather than jumping around. Check the answers after each set to see which concepts need another pass.

45 questions

Which of the following statements about fruit types is incorrect?

Legumes are dehiscent fruits that split open at maturity to release seeds. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the following is an incorrect statement about multiple allelism?

Each individual inherits only two alleles for a gene, even if multiple alleles exist in the population. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the following bacteria is commonly used for lactic acid production?

Lactobacillus is widely used in the production of lactic acid and is important in dairy fermentation. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the followings statements about phyllotaxy is incorrect?

Not all plants exhibit whorled phyllotaxy; different species may have alternate, opposite, or whorled arrangements. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which group of organisms reproduce primarily through binary fission?

Bacteria, which belong to Kingdom Monera, reproduce mainly by binary fission. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the following is an incorrect statement about biodiversity hotspots?

Biodiversity hotspots are mainly found in tropical and subtropical regions, not in polar areas. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Why do C₃ plants show lower productivity than C₄ plants in hot climates?

C₃ plants have lower productivity in hot climates because they undergo high rates of photorespiration, reducing CO₂ fixation efficiency. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the following statements about dicot and monocot leaves is correct?

Dicot leaves have distinct palisade and spongy mesophyll layers, while monocot leaves do not show this differentiation. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which of the following is an incorrect statement about the water cycle?

Groundwater is an essential part of the water cycle, supplying water to plants, rivers, and lakes. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

What role does PEP carboxylase play in C4 plants?

PEP carboxylase captures CO2 and converts it into oxaloacetic acid (OAA) in C4 plants. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which phase of the ll cycle is characterized by the synthesis of DNA?

The S phase (synthesis phase) of the ll cycle is where DNA replication occurs, resulting in two identical copies of each chromosome. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

Which plant growth regulator induces flowering in mango plants?

Ethylene promotes flowering in mango and is widely used to synchronize fruit set. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -