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CBSE
Class 9
Science
Exploration
Patterns in Life: Diversity an...
Question Bank

Question Bank - Patterns in Li...

Practice Hub

Question Bank: Patterns in Life: Diversity and Classification

Structured practice

Question Bank - Patterns in Life: Diversity and Classification

Q1.

What is the primary purpose of classifying organisms?

Single Answer MCQ
Q-00172307
View explanation
Q2.

Which characteristic is NOT commonly used for classifying organisms?

Single Answer MCQ
Q-00172308
View explanation
Q3.

What type of organisms are classified as autotrophs?

Single Answer MCQ
Q-00172309
View explanation
Q4.

Which of the following best describes a prokaryotic cell?

Single Answer MCQ
Q-00172310
View explanation
Q5.

Based on genetic similarity, what can scientists infer about organisms?

Single Answer MCQ
Q-00172311
View explanation
Q6.

Which classification criterion relates to how an organism interacts with its environment?

Single Answer MCQ
Q-00172312
View explanation
Q7.

What does the term 'multicellular' mean?

Single Answer MCQ
Q-00172313
View explanation
Q8.

In scientific classification, which of the following is the highest taxonomic rank?

Single Answer MCQ
Q-00172314
View explanation
Q9.

Which of the following aspects is typically least considered in basic organism classification?

Single Answer MCQ
Q-00172315
View explanation
Q10.

Carnivores, herbivores, and omnivores are categories used in the classification of organisms based on what characteristic?

Single Answer MCQ
Q-00172316
View explanation
Q11.

Which of the following statements about two organisms belonging to the same genus is true?

Single Answer MCQ
Q-00172317
View explanation
Q12.

What role do decomposers play in an ecosystem?

Single Answer MCQ
Q-00172318
View explanation
Q13.

Which of the following organisms would be classified as a eukaryote?

Single Answer MCQ
Q-00172319
View explanation
Q14.

In classification, what does the term 'morphology' refer to?

Single Answer MCQ
Q-00172320
View explanation
Q15.

Why might scientists use both external and internal features for classification?

Single Answer MCQ
Q-00172321
View explanation
Q16.

Which method of reproduction involves only one parent organism?

Single Answer MCQ
Q-00172322
View explanation
Q17.

What term describes species that are found only in a specific geographic area?

Single Answer MCQ
Q-00172338
View explanation
Q18.

How has biodiversity evolved over time?

Single Answer MCQ
Q-00172339
View explanation
Q19.

Which of the following is a biodiversity hotspot according to the text?

Single Answer MCQ
Q-00172341
View explanation
Q20.

What is one way that classification helps in biodiversity conservation?

Single Answer MCQ
Q-00172343
View explanation
Q21.

What kind of interactions influence the evolution of biodiversity?

Single Answer MCQ
Q-00172345
View explanation
Q22.

Which Indian species is known for being endemic?

Single Answer MCQ
Q-00172347
View explanation
Q23.

What effect does biodiversity have on ecosystem stability?

Single Answer MCQ
Q-00172349
View explanation
Q24.

Which statement best describes the relationship between adaptation and biodiversity?

Single Answer MCQ
Q-00172351
View explanation
Q25.

What kind of species are often prioritized in conservation efforts due to their limited distribution?

Single Answer MCQ
Q-00172353
View explanation
Q26.

Which process leads to the formation of new species over time?

Single Answer MCQ
Q-00172355
View explanation
Q27.

Why is understanding evolutionary relationships important for classification?

Single Answer MCQ
Q-00172357
View explanation
Q28.

Which factor is NOT a direct influence on the evolution of biodiversity?

Single Answer MCQ
Q-00172359
View explanation
Q29.

What role do ancient customs, like the Sangam Tinai, play in biodiversity conservation?

Single Answer MCQ
Q-00172361
View explanation
Q30.

What adaptation is critical for survival in changing environments?

Single Answer MCQ
Q-00172363
View explanation
Q31.

What term is used for species that are found only in a specific region?

Single Answer MCQ
Q-00172370
View explanation
Q32.

Which of the following is a biodiversity hotspot in India?

Single Answer MCQ
Q-00172372
View explanation
Q33.

Which of the following best describes the Western Ghats?

Single Answer MCQ
Q-00172374
View explanation
Q34.

What is a key reason for classifying organisms?

Single Answer MCQ
Q-00172376
View explanation
Q35.

What impact does biodiversity have on food security?

Single Answer MCQ
Q-00172378
View explanation
Q36.

Which of the following species is endemic to India?

Single Answer MCQ
Q-00172380
View explanation
Q37.

Which of the following factors is crucial for an area to be considered a biodiversity hotspot?

Single Answer MCQ
Q-00172382
View explanation
Q38.

What is one benefit of protecting biodiversity hotspots?

Single Answer MCQ
Q-00172384
View explanation
Q39.

Why is the Indo-Burma region considered important for biodiversity?

Single Answer MCQ
Q-00172386
View explanation
Q40.

Which of the following is NOT a reason for the high biodiversity found in India?

Single Answer MCQ
Q-00172388
View explanation
Q41.

What process leads to the evolution of biodiversity?

Single Answer MCQ
Q-00172390
View explanation
Q42.

What role do sacred groves play in biodiversity conservation in India?

Single Answer MCQ
Q-00172392
View explanation
Q43.

Which factor greatly contributes to the rich plant biodiversity in India?

Single Answer MCQ
Q-00172394
View explanation
Q44.

During which era did biodiversity begin to significantly evolve due to adaptations?

Single Answer MCQ
Q-00172395
View explanation
Q45.

Why are ecosystems in biodiversity hotspots under threat?

Single Answer MCQ
Q-00172396
View explanation
Q46.

According to ecological principles, what should be done to maintain biodiversity?

Single Answer MCQ
Q-00172397
View explanation
Q47.

What is biological classification primarily used for?

Single Answer MCQ
Q-00172398
View explanation
Q48.

Which of the following is a benefit of classifying organisms?

Single Answer MCQ
Q-00172399
View explanation
Q49.

Who introduced the three kingdom classification system?

Single Answer MCQ
Q-00172400
View explanation
Q50.

What is a limitation of Aristotle's classification system?

Single Answer MCQ
Q-00172401
View explanation
Q51.

In the five kingdom system, which group includes unicellular organisms without a true nucleus?

Single Answer MCQ
Q-00172402
View explanation
Q52.

Which of the following statements is true regarding the classification system?

Single Answer MCQ
Q-00172403
View explanation
Q53.

What is the primary reason for classifying diverse organisms?

Single Answer MCQ
Q-00172404
View explanation
Q54.

Which of the following criteria is NOT typically used in biological classification?

Single Answer MCQ
Q-00172405
View explanation
Q55.

Which kingdom was added to resolve confusion in the two-kingdom system?

Single Answer MCQ
Q-00172406
View explanation
Q56.

How does classification support conservation efforts?

Single Answer MCQ
Q-00172407
View explanation
Q57.

Why is the five kingdom classification system considered more effective than earlier systems?

Single Answer MCQ
Q-00172408
View explanation
Q58.

In understanding biodiversity, why is studying organisms’ similarities and differences vital?

Single Answer MCQ
Q-00172409
View explanation
Q59.

What role did improvements in microscopy play in classification systems?

Single Answer MCQ
Q-00172410
View explanation
Q60.

What might happen if scientists did not classify organisms?

Single Answer MCQ
Q-00172411
View explanation
Q61.

Who proposed the two kingdom system of classification?

Single Answer MCQ
Q-00172427
View explanation
Q62.

Which kingdom includes unicellular organisms with a true nucleus?

Single Answer MCQ
Q-00172428
View explanation
Q63.

What is the main criterion for classifying organisms in the five kingdom system?

Single Answer MCQ
Q-00172430
View explanation
Q64.

Which system of classification includes Monera, Protista, Fungi, Plantae, and Animalia?

Single Answer MCQ
Q-00172433
View explanation
Q65.

What significant advancement allowed scientists to classify bacteria separately?

Single Answer MCQ
Q-00172435
View explanation
Q66.

What is a characteristic feature of the kingdom Fungi?

Single Answer MCQ
Q-00172437
View explanation
Q67.

Which classification system was first to include Protista?

Single Answer MCQ
Q-00172439
View explanation
Q68.

According to Aristotle, how were animals primarily classified?

Single Answer MCQ
Q-00172441
View explanation
Q69.

Which classification system resolved confusion about organisms like Amoeba?

Single Answer MCQ
Q-00172443
View explanation
Q70.

What led to the classification of fungi into a separate kingdom?

Single Answer MCQ
Q-00172445
View explanation
Q71.

What criterion was primarily used by Aristotle for classification?

Single Answer MCQ
Q-00172447
View explanation
Q72.

Why was the Monera kingdom created?

Single Answer MCQ
Q-00172449
View explanation
Q73.

Which characteristic is NOT used in the five kingdom classification?

Single Answer MCQ
Q-00172451
View explanation
Q74.

What aspect did the introduction of the fifth kingdom, Fungi, highlight?

Single Answer MCQ
Q-00172453
View explanation
Q75.

Which of the following kingdoms includes unicellular prokaryotic organisms?

Single Answer MCQ
Q-00172457
View explanation
Q76.

What characteristic distinguishes the kingdom Fungi from other kingdoms?

Single Answer MCQ
Q-00172459
View explanation
Q77.

Which kingdom is known for organisms that can be both autotrophic and heterotrophic?

Single Answer MCQ
Q-00172461
View explanation
Q78.

Which of the following organisms would belong to the Kingdom Animalia?

Single Answer MCQ
Q-00172463
View explanation
Q79.

In which kingdom would you classify an organism that is unicellular, lacks a membrane-bound nucleus, and is capable of surviving in extreme environments?

Single Answer MCQ
Q-00172465
View explanation
Q80.

Which of the following is not a common feature of all members of the Kingdom Plantae?

Single Answer MCQ
Q-00172467
View explanation
Q81.

Which kingdom contains organisms that are primarily decomposers?

Single Answer MCQ
Q-00172469
View explanation
Q82.

Which feature is used to differentiate the kingdoms Monera and Protista?

Single Answer MCQ
Q-00172471
View explanation
Q83.

Which kingdom includes organisms that may have both autotrophic and heterotrophic modes of nutrition?

Single Answer MCQ
Q-00172473
View explanation
Q84.

In the five kingdom classification, which kingdom consists exclusively of multicellular organisms?

Single Answer MCQ
Q-00172475
View explanation
Q85.

What type of organisms are included in the Kingdom Fungi?

Single Answer MCQ
Q-00172477
View explanation
Q86.

What is the significance of the five kingdom classification system proposed by Whittaker?

Single Answer MCQ
Q-00172479
View explanation
Q87.

Which of the following is a key feature of Kingdom Animalia?

Single Answer MCQ
Q-00172481
View explanation
Q88.

Which group does the kingdom Plantae not include?

Single Answer MCQ
Q-00172483
View explanation
Q89.

Which organism is classified under the kingdom Protista?

Single Answer MCQ
Q-00172485
View explanation
Q90.

What is a defining characteristic of the Kingdom Monera?

Single Answer MCQ
Q-00172487
View explanation
Q91.

Which structural adaptation allows fish to breathe underwater?

Single Answer MCQ
Q-00172488
View explanation
Q92.

How do feathers contribute to a bird's survival?

Single Answer MCQ
Q-00172489
View explanation
Q93.

What role do thick fur and fat storage play in polar bears?

Single Answer MCQ
Q-00172491
View explanation
Q94.

What is a key feature of protochordates that signifies a structural change in evolution?

Single Answer MCQ
Q-00172493
View explanation
Q95.

How do mollusks demonstrate adaptations to environmental demands?

Single Answer MCQ
Q-00172495
View explanation
Q96.

Which of the following is a key attribute of echinoderms?

Single Answer MCQ
Q-00172497
View explanation
Q97.

In what way do adaptations reflect survival challenges faced by animals?

Single Answer MCQ
Q-00172499
View explanation
Q98.

What is an example of adaptation in mammals that enhances offspring survival?

Single Answer MCQ
Q-00172501
View explanation
Q99.

Why is structural change significant for animal classification?

Single Answer MCQ
Q-00172503
View explanation
Q100.

Which group of animals displays the simplest body organization?

Single Answer MCQ
Q-00172505
View explanation
Q101.

In vertebrates, which feature supports a larger body size?

Single Answer MCQ
Q-00172507
View explanation
Q102.

How do adaptations to feeding mechanisms differ across animal groups?

Single Answer MCQ
Q-00172509
View explanation
Q103.

What does the presence of mammary glands in mammals indicate?

Single Answer MCQ
Q-00172511
View explanation
Q104.

Which adaptation is crucial for a camel's survival in arid environments?

Single Answer MCQ
Q-00172513
View explanation
Q105.

What body plan modification is observed in whales compared to their terrestrial ancestors?

Single Answer MCQ
Q-00172515
View explanation
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