Biological Classification (11Th Neet)

Tap on Chapter name to run the Test☝️☝️⬆️

QUIZ START

Results

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

You should prepare this chapter better.!!!

#1. 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).

#2. 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.

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

Bacteriophage

Free infectious RNA

Free infectious DNA

Infectious protein

#4. Which characteristic is unique to amoeboid protozoans?

Presence of a pellicle

Photosynthetic pigments

Movement using pseudopodia

Flagella arranged transversely and longitudinally

#5. Which of the following groups of protists are responsible for a significant portion of photosynthesis in marine environments?

Euglenoids

Dinoflagellates

Slime moulds

Sporozoans

#6. The following characteristics are assigned to which group? (a) Mycelium is branched and septate. (b) Generally, no asexual spores are formed. (c) Vegetative reproduction through fragmentation is common. (d) Absence of sex organs, but sexual reproduction occurs via somatogamy. (e) Karyogamy and meiosis occur in basidia, forming four haploid basidiospores. (f) Basidia are arranged in basidiocarp

Penicillium

Agaricus

Algal fungi

Fungi imperfecti

#7. Select the correct statement(s) regarding Euglenoids: Statement I: Euglenoids have a cell wall made of cellulose. Statement II: Euglenoids can switch to a heterotrophic mode of nutrition in the absence of sunlight.

Only Statement II is correct.

Only Statement I is correct

Both Statements I and II are correct

Neither Statement I nor II is correct

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

Algae

Bacteria

Fungi

Protozoa

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

They are multicellular

They have a true nucleus

They can perform photosynthesis

They lack flagella

#10. In the Linnaean classification system, what is the highest rank of classification?

Class

Phylum

Kingdom

Domain

#11. If hyphae are continuous tubes filled with multinucleated cytoplasm, they are known as:

Septate hyphae

Coenocytic hyphae

Mycelium

None of these

#12. Which of the following statements is/are incorrect? (a) Fungi are distributed cosmopolitanly. (b) Bread mould, toadstool, yeast, and Puccinia are all fungi. (c) Most fungi are unicellular and eukaryotic. (d) Most fungi are saprophytic, but some are autotrophic and parasitic. (e) Lichens represent a symbiotic relationship between fungi and higher green plants.

(a), (b), (c)

(c), (e)

(b), (d)

(c), (d), (e)

#13. These features correspond to: (a) They exhibit colors such as yellow, green, brown, blue, and red based on pigments. (b) Their cell wall is made of stiff cellulosic plates. (c) They possess one longitudinal and one transverse flagellum. (d) They are photosynthetic.

Diatoms

slime moulds

Dinoflagellates

Euglenoids

#14. Assertion (A): Protists contain a well-defined nucleus and membrane-bound organelles. Reason (R): Protists are prokaryotic organisms with no cellular differentiation.

A is true, but R is false.

Both A and R are false.

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

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

#15. 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

#16. 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.

#17. Which of the following is an example of a eukaryotic organism from the kingdom Protista?

Bacteria

Mushrooms

Paramecium

Blue-green algae

#18. Which of the following eukaryotes is extensively utilized in experimental genetics?

"E. coli"

"Alternaria"

"Ustilago"

"Neurospora"

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

Chrysophytes

Dinoflagellates

Euglenoids

Slime molds

#20. 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

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

Plantae

Animalia

Monera

Fungi

#22. Which of the following statements about viruses is true?

Viruses are considered living organisms because they have a cell structure.

Viruses can replicate only within their host cells and are inert outside the host.

All viruses contain both RNA and DNA.

Viruses can independently carry out metabolic processes without the help of a host cell.

#23. Which of the following is the primary distinguishing feature of organisms in the kingdom Monera?

Presence of a true nucleus

Presence of a cell wall made of cellulose

Absence of a true nucleus

Presence of chloroplasts

#24. Which of the following is not a characteristic of fungi?

Heterotrophic nutrition

Eukaryotic cell structure

Cell wall made of chitin

Multicellular with chloroplasts

#25. _______ 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

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

Mycelium

Plasmodium

Spore

Fruiting body

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

Fungi

Protozoa

Archaebacteria

Eubacteria

#28. Which of the following pairs is incorrectly matched?

Viroid - RNA

Chief producer in ocean - Diatoms

itin plates - Dinoflagellates

Gonyaulax - Red sea

#29. Which of the following statements regarding Protista is false?

"Boundaries are not defined"

"Primarily aquatic"

"Lack sexual reproduction"

"Have membrane-bound organelles"

#30. 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.

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

Mycelium

Hyphae

Basidiocarp

Spores

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

"Five"

"Seven"

"Nine"

"Ten"

#33. 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"

#34. Which of the following is correctly matched?

"Agaricus - Smut"

"Ustilago - Mushroom"

"Puccinia - Insectivorous plant"

"Deuteromycetes - Imperfect fungi"

#35. 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.

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

Protozoans

Viruses

Lichens

Both (2) and (3)

#37. Coprophilous fungi grow on:

"Bark of trees"

"Animal dung"

"Dead organic matter"

"Soil"

#38. In the classification system which kingdom includes only multicellular eukaryotic autotrophic organisms?

Animalia

Protista

Fungi

Plantae

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

Slime molds."

"Euglenoids."

"Dinoflagellates."

"Chrysophytes."

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

"Zygomycetes"

"Chytridiomycetes"

"Ascomycetes"

"Basidiomycetes"

#41. What is the mode of nutrition in kingdom Animalia?

Autotrophic

Heterotrophic

Saprotrophic

Photoautotrophic

#42. In fungi, when there are two haploid nuclei per cell before forming a diploid, this stage is referred to as:

Diplotene

Diplo-phase

Dikaryon phase

Dikaryote

#43. ) 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

#44. Viral symptoms observed in plants can include:

Mosaic formation, leaf rolling, and leaf curling

Yellowing and vein clearing in leaves

Dwarfism and stunted growth

All of these

#45. _______ 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

#46. 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.

#47. 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.

#48. Which of the following is not a characteristic of protists?

They are unicellular.

They can be autotrophic or heterotrophic.

They have a true nucleus.

They are multicellular.

#49. The soap-box-like cell wall is characteristic of:

"Archaebacteria."

"Diatoms."

"Dinoflagellates."

"Euglenoids."

#50. 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.

Finish

2 thoughts on “Biological Classification (11Th Neet)”

Rupesh chaudhari

November 10, 2024 at 11:08 am

Such a wonderful interface this website has! Nice and challenging questions. Keep posting such quizzes as it helps to improve the score.
YK47

November 11, 2024 at 3:23 pm

Very nice questions for revision.
This quiz is much helpful.
Absolutely worth for preparation
Kudos to Adesh Walke sir

Results

#1. 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.

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

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

#4. Which characteristic is unique to amoeboid protozoans?

#5. Which of the following groups of protists are responsible for a significant portion of photosynthesis in marine environments?

#7. Select the correct statement(s) regarding Euglenoids: Statement I: Euglenoids have a cell wall made of cellulose. Statement II: Euglenoids can switch to a heterotrophic mode of nutrition in the absence of sunlight.

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

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

#10. In the Linnaean classification system, what is the highest rank of classification?

#11. If hyphae are continuous tubes filled with multinucleated cytoplasm, they are known as:

#13. These features correspond to: (a) They exhibit colors such as yellow, green, brown, blue, and red based on pigments. (b) Their cell wall is made of stiff cellulosic plates. (c) They possess one longitudinal and one transverse flagellum. (d) They are photosynthetic.

#14. Assertion (A): Protists contain a well-defined nucleus and membrane-bound organelles. Reason (R): Protists are prokaryotic organisms with no cellular differentiation.

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

#16. Identify the correct statement.

#17. Which of the following is an example of a eukaryotic organism from the kingdom Protista?

#18. Which of the following eukaryotes is extensively utilized in experimental genetics?

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

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

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

#22. Which of the following statements about viruses is true?

#23. Which of the following is the primary distinguishing feature of organisms in the kingdom Monera?

#24. Which of the following is not a characteristic of fungi?

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

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

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

#28. Which of the following pairs is incorrectly matched?

#29. Which of the following statements regarding Protista is false?

#30. 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.

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

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

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

#34. Which of the following is correctly matched?

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

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

#37. Coprophilous fungi grow on:

#38. In the classification system which kingdom includes only multicellular eukaryotic autotrophic organisms?

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

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

#41. What is the mode of nutrition in kingdom Animalia?

#42. In fungi, when there are two haploid nuclei per cell before forming a diploid, this stage is referred to as:

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

#44. Viral symptoms observed in plants can include:

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

#46. Which statement is incorrect?**

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

#48. Which of the following is not a characteristic of protists?

#49. The soap-box-like cell wall is characteristic of:

#50. 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.

2 thoughts on “Biological Classification (11Th Neet)”

Leave a Comment Cancel reply

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