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

Test your NEET preparation with our Biological Classification NEET Evaluate your NEET readiness by taking our exclusive Biological Classification NEET Test. Engage with multiple-choice questions, review past exam problems, and access comprehensive explanations to enhance your performance! Test. Solve MCQs, practice previous year questions, and get detailed explanations to Assess your NEET readiness through our specialized Biological Classification NEET Test. This test offers a range of multiple-choice questions, past exam problems for revision, and detailed explanations to boost your performance. Get ready to ace the test! t your score!

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Results

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

You should prepare this chapter better.!!!

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

Plantae

Protista

Fungi

Animalia

#2. Which statement is incorrect?**

Isogametes are similar in structure, function, and behavior.

Anisogametes vary in structure, function, or behavior.

In Oomycetes, the female gamete is smaller and motile, while the male gamete is larger and non-motile.

Chlamydomonas exhibits both isogamy and anisogamy, whereas Fucus shows oogamy.

#3. 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.

#4. Which of the following bacteria is responsible for nitrogen fixation in the roots of leguminous plants?

Streptococcus

Rhizobium

Methanogens

Cyanobacteria

#5. Which of the following protists exhibits a saprophytic lifestyle, moving along decaying matter and forming a plasmodium?

Chrysophytes

Euglenoids

Slime moulds

Ciliated protozoans

#6. The black rust of wheat is caused by which fungal disease?

"Albugo candida"

"Puccinia"

"Ustilago"

"Claviceps"

#7. 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.

#8. What is the haploid sexual spore produced exogenously?

"Ascospore"

"Basidiospore"

"Oospore"

"Zygospore"

#9. The two-kingdom classification system does not differentiate between which of the following categories?

Eukaryotes and prokaryotes.

Unicellular and multicellular organisms.

Photosynthetic (e.g., green algae) and non-photosynthetic (e.g., fungi) organisms.

All of the above.

#10. Which of the following disorders is caused by protozoan infections?

Cholera, Tetanus, Tuberculosis

Malaria, Amoebiasis, Sleeping sickness

Measles, Smallpox, Influenza

Typhoid, Dengue, Rabies

Rabies”

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

Streptococcus pneumoniae

Vibrio cholerae

Escherichia coli

Salmonella typhi

#12. Dinoflagellates possess:

A single flagellum in the transverse groove between cell plates.

A single flagellum in the longitudinal groove between cell plates.

Two flagella, one lying longitudinally and the other transversely in a furrow between the wall plates.

No flagella.

#13. Which of the following statements about the Kingdom Plantae is correct?

All members of the Kingdom Plantae are exclusively autotrophic.

The cell walls of plants are composed primarily of pectin.

Bladderwort and Venus flytrap are examples of partially heterotrophic plants.

All plants have a free-living diploid phase and a dependent haploid phase.

#14. .) 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).

#15. 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.

#16. Which of the following is correctly matched?

"Agaricus - Smut"

"Ustilago - Mushroom"

"Puccinia - Insectivorous plant"

"Deuteromycetes - Imperfect fungi"

#17. Which of the following is the primary reason why viruses are not classified as living organisms in Whittaker’s five-kingdom classification?

They do not exhibit any form of sexual reproduction.

They lack the cellular structure required for classification as living organisms.

They do not contain any genetic material.

They do not require a host for replication.

#18. The sole members of the kingdom Monera are __________.

Algae

Bacteria

Fungi

Protozoa

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

"Five"

"Seven"

"Nine"

"Ten"

#20. Which of the following statements is correct regarding viroids?

Viroids are larger than viruses and contain both RNA and DNA.

Viroids are composed of a free RNA strand and lack a protein coat.

Viroids can replicate on their own without a host cell

Viroids cause diseases only in humans.

#21. Which of the following protists are known for their photosynthetic ability and have pigments similar to higher plants?

Euglenoids

Slime moulds

Amoeboid protozoans

Flagellated protozoans

#22. In which of the following environments can halophilic Archaebacteria be found?

Deep oceanic trenches

High-altitude mountain ranges

Salt lakes or salt flats

Acidic hot springs

#23. Identify the odd pair among the following.

"Phycomycetes - Aquatic fungi"

"Basidiomycetes - Sac fungi"

"Ascomycetes - Penicillium"

"Basidiomycetes - Puff balls"

#24. Fungi develop fruiting bodies in which division occurs, resulting in the formation of spores.

mitotic, diploid

reduction, haploid

mitotic, haploid

reduction, diploid

#25. Which of the following is true for archaebacteria?

They are present in extreme environments like hot springs and deep-sea vents.

They have a cell wall made of cellulose.

They can only survive in anaerobic conditions.

They are classified as eukaryotes.

#26. 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

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

Chrysophytes

Dinoflagellates

Euglenoids

Slime molds

#28. Assertion (A): Red tides are caused by rapid multiplication of red-colored euglenoids. Reason (R): Certain dinoflagellates, such as Gonyaulax, undergo rapid reproduction and release toxins.

A is false, but R is true.

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

A is true, but R is false.

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

#29. Assertion: Viruses are non-cellular organisms that do not have a cellular structure. Reason: Viruses are considered non-living because they cannot carry out metabolic processes on their own and require a host cell for replication.

Both the assertion and reason are true, and the reason is the correct explanation for the assertion.

Both the assertion and reason are true, but the reason is not the correct explanation for the assertion.

The assertion is true, but the reason is false.

The assertion is false, but the reason is true.

Both the assertion and reason are correct. Viruses lack a cellular structure and are not living organisms since they require a host cell to replicate, thus not carrying out independent metabolic processes.

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

Fungi

Protozoa

Archaebacteria

Eubacteria

#31. Which of the following statements are correct regarding the morphology and reproduction of fungi? 1.Fungi are unicellular, with the exception of yeasts. 2.The mycelium of fungi consists of thread-like structures called hyphae. 3.Fungi reproduce sexually through the formation of conidia and asexual reproduction through basidiospores. 4.The process of plasmogamy involves the fusion of two nuclei in fungi.

1 and 2

2 and 3

1, 2, and 3

2 and 4

#32. In the system of five kingdoms, which kingdom contains organisms that are both unicellular and multicellular?

Monera

Plantae

Protista

Fungi

#33. Which of the following is true about the kingdom Monera?

It consists only of multicellular organisms.

It includes both prokaryotic and eukaryotic organisms.

It contains only unicellular organisms.

It includes both autotrophic and heterotrophic organisms.

Explanation : cyanobacteria is autotrophic member of kingdom monera

#34. ) 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

#35. Which of the following criteria did R.H. Whittaker use for his five-kingdom classification system? (a) Cell structure (b) Body organization (c) Mode of nutrition (d) Reproduction (e) Phylogenetic relationships (f) Habitat (g) Biochemical differences

All except (e) and (f)

All except (f) and (g)

All except (d) and (g)

All except (c) and (e)

#36. _______ 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

#37. Which of the following organisms are known to have a symbiotic relationship with fungi?

Lichens

Mushrooms

Yeast

Protozoa

#38. Which of the following kingdoms contains organisms that are primarily heterotrophic and multicellular?

Plantae

Animalia

Monera

Fungi

#39. Assertion (A): Diatomaceous earth is a valuable resource for various industrial applications, including filtration and polishing. Reason (R): Diatomaceous earth is composed of accumulated cell walls of dinoflagellates, rich in cellulose.

A is true, but R is false.

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

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

Both A and R are false.

#40. Assertion: The protein coat (capsid) of a virus is responsible for protecting its genetic material and determining the host specificity. Reason: The capsid is composed of proteins called capsomeres that are arranged in helical or polyhedral forms, allowing the virus to infect specific host cells.

Both the assertion and reason are true, and the reason is the correct explanation for the assertion.

Both the assertion and reason are true, but the reason is not the correct explanation for the assertion.

The assertion is true, but the reason is false.

The assertion is false, but the reason is true.

Explanation: The capsid does indeed protect the viral genome and determines the virus’s ability to infect specific host cells. The capsomeres’ arrangement aids in the virus’s structural integrity and specificity.

#41. Which of the following diseases is caused by prions?

Potato spindle tuber disease

Mad cow disease (bovine spongiform encephalopathy)

Mumps

Smallpox

#42. The structure that forms the fruiting body of mushrooms is called:

Mycelium

Hyphae

Basidiocarp

Spores

#43. In the five-kingdom classification proposed by Whittaker, eukaryotic organisms are included in which kingdoms?

All five kingdoms.

Four of the five kingdoms.

Three of the five kingdoms.

Only two of the five kingdoms.

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

#45. ___________ are saprophytic protists whose bodies move along decaying twigs and leaves, engulfing organic material.

Slime molds."

"Euglenoids."

"Dinoflagellates."

"Chrysophytes."

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

Amoeba

Fungi

Moss

Bacterium

#47. Deuteromycetes are termed imperfect fungi because:

"Only the sexual phase is known."

"Only asexual or vegetative phases are recognized."

"Both asexual and sexual phases are known."

"Reproduction in these fungi is absent."

#48. 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.

#49. Which of the following statements is correct about the kingdom Animalia?

Animals are multicellular and eukaryotic.

All animals have a cell wall.

Animals are autotrophic.

All animals can perform photosynthesis

#50. Paramecium :

"A ciliated protozoan."

"Maintains water currents using cilia

"All of these."

"Has a cavity (gullet) that opens to the cell surface."

Finish

Results

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

#2. Which statement is incorrect?**

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

#4. Which of the following bacteria is responsible for nitrogen fixation in the roots of leguminous plants?

#5. Which of the following protists exhibits a saprophytic lifestyle, moving along decaying matter and forming a plasmodium?

#6. The black rust of wheat is caused by which fungal disease?

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

#8. What is the haploid sexual spore produced exogenously?

#9. The two-kingdom classification system does not differentiate between which of the following categories?

#10. Which of the following disorders is caused by protozoan infections?

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

#12. Dinoflagellates possess:

#13. Which of the following statements about the Kingdom Plantae is correct?

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

#16. Which of the following is correctly matched?

#17. Which of the following is the primary reason why viruses are not classified as living organisms in Whittaker’s five-kingdom classification?

#18. The sole members of the kingdom Monera are __________.

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

#20. Which of the following statements is correct regarding viroids?

#21. Which of the following protists are known for their photosynthetic ability and have pigments similar to higher plants?

#22. In which of the following environments can halophilic Archaebacteria be found?

#23. Identify the odd pair among the following.

#24. Fungi develop fruiting bodies in which ______ division occurs, resulting in the formation of ______ spores.

#25. Which of the following is true for archaebacteria?

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

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

#28. Assertion (A): Red tides are caused by rapid multiplication of red-colored euglenoids. Reason (R): Certain dinoflagellates, such as Gonyaulax, undergo rapid reproduction and release toxins.

#29. Assertion: Viruses are non-cellular organisms that do not have a cellular structure. Reason: Viruses are considered non-living because they cannot carry out metabolic processes on their own and require a host cell for replication.

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

#32. In the system of five kingdoms, which kingdom contains organisms that are both unicellular and multicellular?

#33. Which of the following is true about the kingdom Monera?

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

#35. Which of the following criteria did R.H. Whittaker use for his five-kingdom classification system? (a) Cell structure (b) Body organization (c) Mode of nutrition (d) Reproduction (e) Phylogenetic relationships (f) Habitat (g) Biochemical differences

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

#37. Which of the following organisms are known to have a symbiotic relationship with fungi?

#38. Which of the following kingdoms contains organisms that are primarily heterotrophic and multicellular?

#39. Assertion (A): Diatomaceous earth is a valuable resource for various industrial applications, including filtration and polishing. Reason (R): Diatomaceous earth is composed of accumulated cell walls of dinoflagellates, rich in cellulose.

#41. Which of the following diseases is caused by prions?

#42. The structure that forms the fruiting body of mushrooms is called:

#43. In the five-kingdom classification proposed by Whittaker, eukaryotic organisms are included in which kingdoms?

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

#45. ___________ are saprophytic protists whose bodies move along decaying twigs and leaves, engulfing organic material.

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

#47. Deuteromycetes are termed imperfect fungi because:

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

#49. Which of the following statements is correct about the kingdom Animalia?

#50. Paramecium :

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#24. Fungi develop fruiting bodies in which division occurs, resulting in the formation of spores.

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