Class XI · Biology practice

Biological Classification PYQs

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14 questions in this collection · Page 2 of 2

Question 11 of 14

🟢 Re NEET 2026 📘 CLASS XI

Biological Classification

Which of the following is not a prokaryote?

Fungi are eukaryotic organisms, whereas bacteria, cyanobacteria (blue green algae) and Mycoplasma are prokaryotes.

Question 12 of 14

🟢 Re NEET 2026 📘 CLASS XI

Biological Classification

Match List-I with List-II.

List-I	List-II
A. Fusion of protoplasms between gametes	I. Meiosis
B. Fusion of two nuclei	II. Plasmogamy
C. Generation of haploid spores	III. Karyogamy

Choose the correct answer from the options given below:

Plasmogamy is fusion of cytoplasm, karyogamy is fusion of nuclei and meiosis produces haploid spores.

Question 13 of 14

🟢 Re NEET 2026 📘 CLASS XI

Biological Classification

Symbiotic association between fungi and algae are called ________.

Lichens are symbiotic associations between algae (or cyanobacteria) and fungi.

Question 14 of 14

🟢 NEET 2026 📘 CLASS XI

Biological Classification

The main criteria used for Five Kingdom Classification proposed by R.H. Whittaker (1969) included:

(A) Cell structure
(B) Body organization
(C) Presence of flagellum
(D) Reproduction
(E) Phylogenetic relationships

Choose the correct answer from the options given below:

Whittaker's five-kingdom classification was based on cell structure, body organisation, mode of nutrition, reproduction and phylogenetic relationships. Presence of flagellum was not a criterion.

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