NEET Prep

Biological Classification

16 NEET questions on Biological Classification. A sample is shown below with full explanations; the rest are available free after signing up.

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Biological Classification2026easy

Q1.Symbiotic association between fungi and algae are called ________.

  • AlichensAnswer
  • Bsponges
  • Cmycorrhiza
  • Dchrysophytes

Explanation

A lichen is a mutualism in which the fungus provides shelter and mineral absorption while the alga photosynthesises for both. Mycorrhiza is the superficially similar association between a fungus and the ROOTS of a higher plant, not an alga.

Source: NEET 2026 re-exam (21 June), Code 50, Q92

Biological Classification2026easy

Q2.Mad cow disease is caused by _______.

  • AprionsAnswer
  • Bviroids
  • CAspergillus sp.
  • DMycoplasma sp.

Explanation

Prions are infectious proteins — abnormally folded ones that force normal copies to misfold — and they cause bovine spongiform encephalopathy. Viroids are naked infectious RNA affecting plants, while Aspergillus is a fungus and Mycoplasma a wall-less bacterium.

Source: NEET 2026 re-exam (21 June), Code 50, Q101

Biological Classification2026easy

Q3.Match List-I with List-II. Choose the correct answer from the options given below:

  • A. Spherical
  • B. Rod
  • C. Comma
  • D. Spirillum
  • I. Vibrio
  • II. Cocci
  • III. Spirilla
  • IV. Bacilli
  • AA-I, B-III, C-II, D-IV
  • BA-III, B-II, C-I, D-IV
  • CA-II, B-I, C-IV, D-III
  • DA-II, B-IV, C-I, D-IIIAnswer

Explanation

Bacteria are grouped by shape into four forms: spherical cells are cocci, rod-shaped cells are bacilli, comma-shaped cells are vibrios, and spiral cells are spirilla.

Source: NEET 2026 re-exam (21 June), Code 50, Q112

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Questions are reformatted from NEET previous year papers with original explanations and topic tagging. NEET Prep is not affiliated with the NEET examining body.