Biological Classification — practice questions
82 curated practice questions from Biological Classification (Biology Class 11, CBSE) — 82 easy. Every question includes the final answer free; step-by-step worked solutions with a free account.
- In Whittaker’s five kingdom system of classification, eukaryotes are distributed among
- Five kingdom system of classification was proposed by _____, in the year _____.
- Which of the following classes of Fungi are characterised by the presence of coenocytic, multinucleate and branched…
- The given statements describe a group of organisms. (i) Instead of a cell wall they have a protein rich pellicle making…
- Match Column - I with Column - II and select the correct option from the codes given below.
- Red tides in warm coastal water develop due to the abundance of
- Which of the following is not a viral disease of plants?
- Which of the following kingdoms do viruses belong to?
- Which of the following serves as the source of energy for chemosynthetic bacteria?
- Which of the following kingdoms has no well defined boundaries?
- Read the given statements that describe certain infectious particle. (i) It was discovered by T.O. Diener and was found…
- Which of the following statements is not correct regarding the class Ascomycetes?
- Study the given figure showing structure of Euglena, and select the option that correctly identifies A, B, C and D.
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (i), B - (ii), C …
- Read the following statements regarding methanogens and select the correct option. (i) They are included in the group…
- Who crystallised and isolated viruses for the first time?
- Select the correct sequence of events with respect to the fungal sexual cycle.
- Refer the given figure of Paramoecium caudatum and select the option that correctly identifies A, B, C and D.
- The cell wall is composed of two thin overlapping shells which fit together like a soap case, in
- _________ is the most common method of reproduction in bacteria.
- Which of the following statements about Euglena is correct?
- Causal organisms of sleeping sickness and kala-azar belong to which of the following groups of protozoan protists?
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (iii), B - (i), C …
- Study the following table carefully and select the correct option for 1, 2, 3 and 4. Characters Monera Protista Fungi…
- Select the pair that consists of plant or animal bacterial diseases.
- Which group of organisms is represented by the given figure?
- Read the given statements about lichens and select the incorrect ones. Identify the given figure and select the…
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (i), B - (ii), C …
- Which of the following options incorrectly distinguishes the kingdoms Monera and Protista?
- The wonder drug, penicillin is extracted from which of the following species of Penicillium ?
- Given is an electron microscopic structure of a T 2 bacteriophage. Identify the unlabelled parts and select the correct…
- Which of the following organisms have been placed under kingdom Protista ?
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (ii), B - (iii), C …
- Naked (wallless), multinucleated and saprophytic organisms are grouped as
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (i), B - (ii), C …
- The Sporozoa are all internal __________ that typically have an infective __________ stage in their life cycle. An…
- Study the given figure of structure of TMV (Tobacco Mosaic Virus) and select the option that correctly identifies the…
- Fungi producing 8 spores in a sac belong to the class
- Match Column - I with Column - II and select the correct option from codes given below.
- Sexual reproduction in Fungi occurs by all of the following except
- Select the option that correctly identifies X , Y and Z.
- Given figure is of filamentous blue green alga Nostoc . Identify the parts marked as A and B and select the correct…
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (iv), B - (ii), C …
- Read the following statements regarding euglenoids and select the incorrect ones. (i) These are mostly fresh water…
- Eukaryotic, achlorophyllous and heterotrophic organisms are grouped under which of the following kingdoms?
- Select the correct option that correctly identifies the different genera (A, B, C and D) of kingdom Fungi shown in…
- A slide under microscope shows following features : (i) Unicellularity (ii) Well defined nucleus (iii) Biflagellate–one…
- The Archaebacteria that can survive in extreme salty areas are called as
- On the basis of nucleus, viruses should be placed under
- Read the following statements and select the correct option. Statement 1 : Euglena can be considered as a plant due to…
- Read the following statements and select the correct option. Statement 1 : Viruses are inert crystalline structures…
- Which of the following statements regarding viruses are correct? (i) These are cellular, infectious, nucleoprotien…
- Match Column - I with Column - II and select the correct option from the codes given below. a) A - (iii), B - (v), C …
- In Penicillium, the asexual reproduction takes place by
- Siliceous frustules of diatoms being indestructible, piled up at the bottom of ocean and formed a thick bed over…
- Which out of the following is a mismatched pair of protozoan group and its example ?
- Which of the following combination of characters is true for slime moulds?
- Cyanobacteria are classified under which of the following kingdoms?
- Which of the following statements is correct regarding sexual reproduction in Basidiomycetes?
- All eukaryotic unicellular organisms belong to the kingdom
- Which of the following characters served as the criteria for five kingdom system of classification as used by R.H…
- Read the following statements and select the option which correctly identifies the incorrect ones. (i) Potato spindle…
- _________ bacteria oxidise various inorganic substances such as nitrates, nitrites and ammonia, and use the released…
- The multinucleate slimy mass of protoplasm which forms the body of slime moulds is called as
- The concept of Contagium vivum fluidum was proposed by
- Which of the following statements regarding the class Phycomycetes is correct?
- Which of the following statements is incorrect about the class Deuteromycetes?
- Bacteria are grouped under four categories according to their shape. Study the given figures and select the correct…
- Identify the given figure of a Protozoan protist and select the correct option.
- Which one of the following is an incorrect statement regarding mycoplasma?
- Identify the given figure and select the correct option.
- Which of the following groups of organisms are included under chrysophytes?
- Photosynthetic pigments of Cyanobacteria (blue green algae) include
- Fungi lacking crosswalls in the mycelium belong to class
- Mycoplasmas are classified under which of the following kingdoms?
- In plants, mosaic formation, leaf rolling and curling, yellowing of plant parts, vein clearing, dwarfing and stunted…
- Refer to the given figure and select the incorrect option regarding it.
- Cyanobacteria are used in agricultural fields for crop improvement because they cause
- Which of the following Fungi is a parasite on mustard plant and causes the disease white rust of crucifers?
- In 5-kingdom classification system, the kingdom that includes the blue-green algae, nitrogen-fixing bacteria and…
- ________ are important decomposers that cause decay and decomposition of dead bodies of plants and animals.
- Given is the representation of life cycle of members of classes Ascomycetes and Basidiomycetes. Select the correct…