BIOLOGICAL CLASSIFICATION Quiz 3 1. Which of the following Kingdom has no well defined boundaries? (A) Monera (B) Protista (C) Fungi (D) Both A and B 2. Identify A,B and C : (A) A-Cell wall, B-Cell membrane, C-DNA (B) A-Cell membrane, B-Cell wall, C-Heterocyst (C) A-Cell wall, B-Cell membrane, C-Heterocyst (D) A-Cell membrane, B-Cell wall, C-DNA 3. Choose the correct sequence of steps in the sexual cycle of fungi- (A) Karyogamy→ Dichogamy→ Meiosis (B) Meiosis→ Plasmogamy→ Karyogamy (C) Plasmogamy→ Karyogamy→ Meiosis (D) Karyogamy→ Plasmogamy→ Meiosis 4. Choose the correct option: Assertion: Ciliated protozoa are aquatic, actively moving organisms. Reason: They have the presence of thousands of flagella. (A) Both assertion and reason are true and reason is the correct explanation of assertion. (B) Both assertion and reason are true but reason is not a correct explanation of assertion. (C) Assertion is true but reason is false. (D) Both Assertion and reason are false. 5. Which of the following statement is not correct for bacteria? (A) They mainly reproduce by fission. (B) Under favourable conditions they produce spores. (C) They also reproduce by the sort of sexual reproduction. (D) All are correct. 6. Dikaryotic stage occurs in____ (A) Phycomycetes and Ascomycetes (B) Ascomycetes and Basidiomycetes (C) Basidiomycetes and Deuteromycetes (D) Phycomycetes and Deuteromycetes 7. The asexual spores in Ascomycetes are called____ (A) Conidia (B) Basidia (C) Ascospores (D) Conidiophores 8. Which of the following form the basis for the classification of fungi? (A) Morphology of mycelium (B) Mode of spore formation (C) Fruiting bodies (D) All of these 9. The given statements are incorrect except- (A) Gonyaulax undergo such rapid multiplication that they make the sea appear red called Red Sea. (B) Euglenoids possess cell wall which makes the body flexible. (C) Paramoecium is an example of slime mould. (D) Marine forms of amoeboid protozoans have silica shells on their surface. 10. Which of the following is correct for Dinoflagellates? (A) They are mostly marine. (B) They are photosynthetic. (C) Both A and B (D) They have two flagella both are arranged longitudinally. 11. Which of the following feature of Cynobacteria is similar to Green plants? (A) Flagella made up of Tubulin protein (B) Heterocyst (C) Chlorophyll a (D) True nucleus 12. In Dikaryophase which of the following step/s is/are delayed? (A) Karyogamy (B) Plasmogamy (C) Meiosis (D) Both A and B 13. The asexual spores in ascomycetes produced_______ on the special mycelium called_______ (A) exogenously, conidiophores (B) endogenously, ascospores (C) exogenously, conidia (D) endogenously, conidiophores 14. Which of the following is incorrect about Archaebacteria? (A) They live in extreme hot springs called Thermoacidophiles. (B) They live in extreme marshy areas called Halophiles. (C) Methanogens are Obligate anaerobes. (D) The cell wall is different from other bacteria. 15. Which of the following statement is not true for Slime moulds? (A) They are saprophytic protists. (B) The spores possess true walls. (C) During unfavourable conditions, they form an aggregation called plasmodium. (D) They survive for many years, even under adverse conditions. 1 out of Time is Up! Time's up
