NEP (Sem–4) MAJ–ZOO–4.1 (2026) ZOOLOGY (MAJOR)

NEP (Sem–4) MAJ–ZOO–4.1 (2026)

ZOOLOGY (MAJOR)

Paper: 4.1

Animal Taxonomy, Systematics and Biostatistics

Full Marks: 45
Time: 2 Hours

The figures in the margin indicate full marks for the questions.

1. Answer the following questions (Compulsory)

1 × 5 = 5

(a) Who is the Father of Taxonomy?

(b) What is primary data?

(c) Define standard deviation.

(d) Define nomenclature.

(e) What is formalin?

2. Answer the following questions (Any Five)

2 × 5 = 10

(a) Differentiate between taxonomy and systematics.

(b) Write any two stages of taxonomy.

(c) What is the role of chromosomes in cytotaxonomy?

(d) Distinguish between mean and median.

(e) What is difference between t-test and z-test?

(f) Distinguish between binomial and trinomial nomenclature.

(g) What is biological collection?

(h) Write two methods for collecting terrestrial invertebrates.

(i) Write the advantages of classification.

(j) What is typological species concept?

3. Answer the following questions (Any Two)

5 × 2 = 10

(a) What is ANOVA? Write the principle and its types of ANOVA.

(b) Explain dry and wet methods of preservation with examples.

(c) Write a short note on evolutionary classification.

(d) Write a short note on different types of taxonomic keys.

4. Answer the following questions (Any Two)

10 × 2 = 20

(a) Describe in detail fixation and preservation methods used in zoology.

(b) Discuss the role of collection techniques in taxonomy and biodiversity studies.

(c) Explain the artificial, natural and evolutionary systems of classification.

(d) Discuss traditional and modern identification techniques.

Total Marks: 45
Time: 2 Hours

FYUGP B.Sc. 4th Semester (Major) Examination| ZOO-MAJ-4.1 | RTU Hojai | EDUNES

FOUR-YEAR UNDERGRADUATE PROGRAMME (FYUGP)

B.Sc. 4th Semester (Major) Examination

Subject: Zoology

Paper: ZOO-MAJ-4.1 (Animal Taxonomy, Systematics, and Biostatistics)

Time Allowable: 2 Hours

Full Marks: 45

The figures in the margin indicate full marks for the questions. Answer Part-A (Taxonomy & Systematics) and Part-B (Biostatistics) as instructed.

PROVEN: 75% Exact Match! When we predict, the exam follows! | EDUNES

🚀 PROVEN: 75% Exact Match! When we predict, the exam follows! 🎯🔥

Attention B.Sc. 2nd Semester Zoology Major students! Remember the Model Question Paper we curated specifically for Course Code: ZOO-MAJ-2.1 (Foundations & Diversity of Chordates and Zoogeography)?

The real examination papers are out, and the scale of commonality is a mind-blowing 75% to 80%! 😱🙌 Those who studied our high-yield target topics didn't just pass—they absolutely crushed it!

Check out how our exact predictions lined up with the real deal:

💥 The "Exactly Common" Mega-Hits:

🐍 Snake Venom Apparatus: We told you to master the poison apparatus and biting mechanism. It showed up as a massive 10-mark question!
🔄 Retrogressive Metamorphosis: Our emphasis on Herdmania and the structures lost during metamorphosis hit the bullseye.
🦘 Adaptive Radiation & Monotremes: The affinities of Prototheria (egg-laying mammals) and marsupial radiation were mirrored perfectly.
🦅 Avian Flight: The principles of aerodynamics, lift/thrust generation, and flight adaptations appeared exactly as framed.
🌍 Zoogeography & Continental Drift: Alfred Wegener’s theory, Wallace's realms, and the distribution of fauna matched word-for-word.

NEPN (Sem–2) MAJ–ZOO–2:1

2026

ZOOLOGY (MAJOR)

Paper: 2:1

(Diversity of Chordates)

Full Marks: 45
Time: 2 hours

The figures in the margin indicate full marks for the questions.

Chapter 2: "The Invisible Living World: Beyond Our Naked Eye"

1. Key Concepts & Definitions

Organisms: All living beings, whether they are massive animals, tall trees, or microscopic creatures, are called organisms. They vary wildly in shape, size, color, and internal structure.
Lens: A curved piece of glass that is thick in the middle and thin at the edges (shaped like a lentil seed). It possesses the ability to refract light and make tiny, invisible objects look much larger.
Cell: The basic structural and functional unit of all life. The word was first used in science to describe the microscopic, empty-looking compartments that make up living matter.

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