📚 Biological Classification NEET Test, MCQs & PYQs Master 100%

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Results

Well done but don’t forget to revise the wrong answers!!!!

You should prepare this chapter better.!!!

#1. Identify the correct pairing related to Whittaker’s system of classification:

Monera: Unicellular and multicellular, producers, and decomposers with a true cellulosic wall.

Protista: Unicellular, eukaryotic organisms that can be photoautotrophic or chemo-autotrophic.

Plantae: Eukaryotic, multicellular/loose tissue with a chitinous cell wall

Animalia: Eukaryotic, multicellular with organ systems, holozoic nutrition, lacking saprobic and autotrophic modes.

#2. Identify the correct statement.

Phycomycetes encompass mushrooms, bracket fungi, and puffballs.

The mycelium of Basidiomycetes is branched and septate.

Neurospora is widely used in biochemical and genetic research; it belongs to the Basidiomycetes group.

Morels and truffles are not edible.

#3. Which of the following is true for protozoa?

They are multicellular

They have a true nucleus

They can perform photosynthesis

They lack flagella

#4. Which of the following bacteria is responsible for causing cholera?

Streptococcus pneumoniae

Vibrio cholerae

Escherichia coli

Salmonella typhi

#5. The common edible fungus used in baking is:

Penicillium

Saccharomyces

Rhizopus

Aspergillus

#6. Which of the following statements is true about bacteria?

All bacteria are unicellular and lack a true nucleus.

Some bacteria are multicellular.

Bacteria have a complex internal structure like eukaryotic cells.

Bacteria are only found in harmful environments.

#7. Which of the following is NOT a characteristic of prions?

Prions are infectious agents composed of abnormally folded proteins.

Prions can cause neurological diseases such as mad cow disease and CJD.

Prions contain both DNA and RNA as their genetic material.

Prions are capable of inducing other proteins to misfold and become prions themselves.

#8. Which group of fungi primarily reproduces asexually by means of conidia?

"Zygomycetes"

"Chytridiomycetes"

"Ascomycetes"

"Basidiomycetes"

#9. What is the main component of the cell wall in fungi?

Cellulose

Chitin

Lignin

Glycogen

#10. Which of the following viruses is typically composed of a double-stranded DNA genome?

Tobacco mosaic virus

Hepatitis C virus

Bacteriophage

Influenza virus

#11. Certain cyanobacteria can fix atmospheric nitrogen in specialized cells known as:

Akinetes

Heterocysts

Homocysts

Nodules

#12. The term ‘Prokaryotae’ was coined by Whittaker for which kingdom?

Monera

Plantae

Animalia

Fungi

#13. Which of the following best describes the mode of reproduction of viruses?

Viruses reproduce through binary fission.

Viruses can replicate only inside their host cells by taking over the host's cellular machinery.

Viruses reproduce asexually by budding.

Viruses can undergo sexual reproduction.

#14. Which of the following statements about the disadvantages of the two-kingdom classification system is false?

The two-kingdom system does not differentiate between prokaryotic and eukaryotic organisms.

It fails to separate photosynthetic and non-photosynthetic organisms within the plant kingdom.

It groups unicellular and multicellular organisms into the same category.

It clearly distinguishes between autotrophic and heterotrophic organisms.

#15. Which of the following is the correct sequence of events in the sexual reproduction of fungi?

"Plasmogamy → Karyogamy → Meiosis"

"Karyogamy → Meiosis → Plasmogamy"

"Meiosis → Plasmogamy → Karyogamy"

"Plasmogamy → Meiosis → Karyogamy"

#16. T.O. Diener is known for discovering which of the following?

Bacteriophage

Free infectious RNA

Free infectious DNA

Infectious protein

#17. Which organisms are microscopic and float freely in both fresh and marine waters?

Chrysophytes

Dinoflagellates

Euglenoids

Slime molds

#18. Which of the following statements about the structure of viruses is false?

Viruses contain a protein coat made of capsomeres that protects the nucleic acid.

Viruses contain either DNA or RNA, but not both.

The nucleic acid of viruses is incapable of causing infections.

The capsid of viruses can be arranged in helical or polyhedral forms.

#19. What is the main characteristic of organisms in the kingdom Animalia?

They are autotrophic.

They are unicellular.

They are heterotrophic and multicellular.

They have a cell wall made of cellulose.

#20. The statements below pertain to which organism? (a) They have a protein-rich pellicle instead of a cell wall, allowing flexibility. (b) They possess two flagella, one short and

Dinoflagellates.

Slime molds.

Desmids and diatoms.

Euglena

#21. Which of the following organisms is not classified within the five kingdom system?**

Protozoans

Viruses

Lichens

Both (2) and (3)

#22. From the following diseases, identify how many are caused by bacteria: Mumps, Smallpox, Citrus canker, Cholera, Typhoid, Tetanus, Sleeping sickness, Malaria

#23. Which of the following is NOT true regarding the function of algae and fungi in lichens?

Algae are autotrophic and provide food for fungi.

Fungi are heterotrophic and provide water and nutrients to algae.

The symbiotic relationship between algae and fungi in lichens is mutually beneficial.

Fungi can perform photosynthesis and produce food for algae.

#24. Which of the following organisms belongs to the kingdom Plantae?

Amoeba

Fungi

Moss

Bacterium

#25. How many of the following fungi belong to the Ascomycetes class?

"Five"

"Seven"

"Nine"

"Ten"

#26. Which of the following is true for fungi?

Fungi are autotrophic.

Fungi are unicellular organisms.

Fungi have chlorophyll.

Fungi are heterotrophic and can be saprophytic, parasitic or symbiotic.

#27. Which characteristics belong to slime moulds? (a) They are saprophytic. (b) They form plasmodium under favorable conditions. (c) Their spores have true cell walls. (d) Their spores are dispersed by water. (e) Their bodies move along decaying organic matter.

All except (d).

All except (e).

All except (c) and (e).

All except (b).

#28. .) Identify the correct statements regarding Mycoplasma: (a) Mycoplasma lacks a cell wall. (b) It is the smallest living organism. (c) Mycoplasma cannot survive without oxygen. (d) Mycoplasma can cause diseases in animals and plants. (e) True sexual reproduction is absent in bacteria. (f) A primitive form of DNA transfer occurs between bacteria.

All except (c).

All of these.

Only (c).

Only (a), (c), and (f).

#29. Identify the odd pair among the following.

"Phycomycetes - Aquatic fungi"

"Basidiomycetes - Sac fungi"

"Ascomycetes - Penicillium"

"Basidiomycetes - Puff balls"

#30. Which of the following is a characteristic of Archaebacteria?

They live in extreme conditions like hot springssalt lakes and deep-sea vents.

They have a peptidoglycan layer in their cell walls.

They are exclusively found in oxygen-rich environments.

They are classified under the Kingdom Plantae.

#31. What is the mode of nutrition in fungi?

Autotrophic

Heterotrophic

Saprophytic

Both (2) and (3)

#32. Assertion (A): Penicillium belongs to the Ascomycetes class and produces antibiotics. Reason (R): Ascomycetes are known for their fruiting body ascospores.dies and reproduction

Both Assertion and Reason are true, and Reason is the correct explanation of Assertion.

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion.

Assertion is true, but Reason is false.

Both Assertion and Reason are false.

#33. Lichens, which are composite organisms formed from a fungus and a photosynthetic alga, have which of the following incorrect statements?

They are sensitive to air pollution since they cannot excrete toxins.

The algal partner (phycobiont) and fungal partner (mycobiont) have a mutual relationship.

Algae produce food for fungi, while fungi provide shelter and absorb water and minerals for

None of these statements are incorrect.

#34. Which of the following is a characteristic feature of fungi?

Presence of chlorophyll

Cell walls containing cellulose

Absence of cell wall

Cell walls containing chitin

#35. In the life cycle of plants, the term

The presence of multicellular haploid and diploid stages that alternate in the plant life cycle.

The exclusive occurrence of either a haploid or a diploid phase in all plant groups.

The process by which plants develop vascular tissue to support alternation of life forms.

life cycle in which both sporophytic and gametophytic phases are dependent on each other.

#36. Which of the following is a unique feature of bacteria?

Presence of chloroplasts

Presence of mitochondria

Presence of a nucleoid region

Presence of a nucleus

#37. The protozoan Trypanosoma is responsible for which of the following diseases?

"Malaria"

"Sleeping sickness"

"Amoebiasis"

"Giardiasis"

#38. _______ are protists that have two flagella arranged in a unique way: one longitudinally and the other transversely in a groove.

Euglenoids

Dinoflagellates

Chrysophytes

Slime moulds

#39. ) Fill in the blanks: Fungi are (1) organisms and their cell walls are made up of (2).

1) Heterotrophic, 2) Chitin and cellulose

1)Heterotrophic , 2)Chitin and polysaccharides

1) Photosynthetic, 2) Polysaccharides and proteins

1) Symbiotic, 2) Proteins and cellulose

#40. Which group of organisms is characterized by having a single-celled body structure and is known for its ability to cause malaria?

Protozoa

Bacteria

Fungi

Viruses

#41. Which structure of slime molds has a cell wall?

Mycelium

Plasmodium

Spore

Fruiting body

#42. Which of the following is an example of a parasitic plant?

Cuscuta

Venus flytrap

Oak

Pea

#43. Assertion (A): Diatoms are considered the chief producers in the oceans. Reason (R): Diatoms have silica-embedded cell walls that are indestructible and accumulate over time.

Both A and R are true and R is correct explanation of A.

Both A and R are true, but R is not the correct explanation of A.

A is true, but R is false

A is false, but R is true.

#44. The unicellular eukaryotic organisms that can cause diseases like malaria and amoebic dysentery belong to:

Plantae

Protista

Fungi

Animalia

#45. Which kingdom includes organisms that are unicellular, prokaryotic, and do not have a membrane-bound nucleus?

Plantae

Animalia

Protista

Monera

#46. What is the main distinction between Archaebacteria and Eubacteria?

Archaebacteria are more complex than Eubacteria.

Archaebacteria have a different type of cell wall and live in extreme environments.

Eubacteria have a different type of cell wall and live in extreme environments.

Archaebacteria are larger than Eubacteria.

#47. Which of the following groups of organisms are known for their ability to produce antibiotics?

Fungi

Protozoa

Archaebacteria

Eubacteria

#48. _______ represents the range of colors dinoflagellates can display due to their diverse pigments?

Yellow, green, brown, blue, and red

Purple, orange, green, and black

Red, violet, white, and yellow

Pink, grey, blue, and white

white

#49. Which of the following organisms is known for its symbiotic relationship with algae?

Yeast

Lichens

Molds

Mushrooms

#50. Which characteristic defines the artificial system established by Carlous Linnaeus?

Based on evolutionary trends.

Phylogenetic in nature.

Determined by the number of traits.

Relies on a few superficial morphological similarities and differences.

Finish

Results

#1. Identify the correct pairing related to Whittaker’s system of classification:

#2. Identify the correct statement.

#3. Which of the following is true for protozoa?

#4. Which of the following bacteria is responsible for causing cholera?

#5. The common edible fungus used in baking is:

#6. Which of the following statements is true about bacteria?

#7. Which of the following is NOT a characteristic of prions?

#8. Which group of fungi primarily reproduces asexually by means of conidia?

#9. What is the main component of the cell wall in fungi?

#10. Which of the following viruses is typically composed of a double-stranded DNA genome?

#11. Certain cyanobacteria can fix atmospheric nitrogen in specialized cells known as:

#12. The term ‘Prokaryotae’ was coined by Whittaker for which kingdom?

#13. Which of the following best describes the mode of reproduction of viruses?

#14. Which of the following statements about the disadvantages of the two-kingdom classification system is false?

#15. Which of the following is the correct sequence of events in the sexual reproduction of fungi?

#16. T.O. Diener is known for discovering which of the following?

#17. Which organisms are microscopic and float freely in both fresh and marine waters?

#18. Which of the following statements about the structure of viruses is false?

#19. What is the main characteristic of organisms in the kingdom Animalia?

#20. The statements below pertain to which organism? (a) They have a protein-rich pellicle instead of a cell wall, allowing flexibility. (b) They possess two flagella, one short and

#21. Which of the following organisms is not classified within the five kingdom system?**

#22. From the following diseases, identify how many are caused by bacteria: Mumps, Smallpox, Citrus canker, Cholera, Typhoid, Tetanus, Sleeping sickness, Malaria

#23. Which of the following is NOT true regarding the function of algae and fungi in lichens?

#24. Which of the following organisms belongs to the kingdom Plantae?

#25. How many of the following fungi belong to the Ascomycetes class?

#26. Which of the following is true for fungi?

#27. Which characteristics belong to slime moulds? (a) They are saprophytic. (b) They form plasmodium under favorable conditions. (c) Their spores have true cell walls. (d) Their spores are dispersed by water. (e) Their bodies move along decaying organic matter.

#29. Identify the odd pair among the following.

#30. Which of the following is a characteristic of Archaebacteria?

#31. What is the mode of nutrition in fungi?

#32. Assertion (A): Penicillium belongs to the Ascomycetes class and produces antibiotics. Reason (R): Ascomycetes are known for their fruiting body ascospores.dies and reproduction

#33. Lichens, which are composite organisms formed from a fungus and a photosynthetic alga, have which of the following incorrect statements?

#34. Which of the following is a characteristic feature of fungi?

#35. In the life cycle of plants, the term

#36. Which of the following is a unique feature of bacteria?

#37. The protozoan Trypanosoma is responsible for which of the following diseases?

#38. _______ are protists that have two flagella arranged in a unique way: one longitudinally and the other transversely in a groove.

#39. ) Fill in the blanks: Fungi are __________ (1) organisms and their cell walls are made up of __________ (2).

#40. Which group of organisms is characterized by having a single-celled body structure and is known for its ability to cause malaria?

#41. Which structure of slime molds has a cell wall?

#42. Which of the following is an example of a parasitic plant?

#43. Assertion (A): Diatoms are considered the chief producers in the oceans. Reason (R): Diatoms have silica-embedded cell walls that are indestructible and accumulate over time.

#44. The unicellular eukaryotic organisms that can cause diseases like malaria and amoebic dysentery belong to:

#45. Which kingdom includes organisms that are unicellular, prokaryotic, and do not have a membrane-bound nucleus?

#46. What is the main distinction between Archaebacteria and Eubacteria?

#47. Which of the following groups of organisms are known for their ability to produce antibiotics?

#48. _______ represents the range of colors dinoflagellates can display due to their diverse pigments?

#49. Which of the following organisms is known for its symbiotic relationship with algae?

#50. Which characteristic defines the artificial system established by Carlous Linnaeus?

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#39. ) Fill in the blanks: Fungi are (1) organisms and their cell walls are made up of (2).