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Question (21)

QN008469

Why are similarities among organisms scientifically important?

(A) They help identify evolutionary relationships
(B) They reduce biodiversity
(C) They prevent adaptation
(D) They eliminate variation

Correct Answer: A

Explanation:

Similarities indicate possible common ancestry.

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Question (22)

QN008470

Which feature of classification helps scientists communicate effectively worldwide?

(A) Use of local names
(B) Standard scientific naming system
(C) Random grouping
(D) Habitat-based naming only

Correct Answer: B

Explanation:

Scientific names are universally accepted.

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Question (23)

QN008471

Which statement correctly explains the relationship between classification and biodiversity?

(A) Classification reduces biodiversity
(B) Classification helps organise biodiversity systematically
(C) Biodiversity prevents classification
(D) Classification ignores biodiversity

Correct Answer: B

Explanation:

Classification organises living diversity systematically.

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Question (24)

QN008472

A scientist discovers two organisms with similar cell structure and reproduction patterns. Why would they likely be grouped together?

(A) Similar characteristics indicate relationship
(B) They share habitat only
(C) They possess same colour
(D) They are equal in size

Correct Answer: A

Explanation:

Similar traits suggest evolutionary relationship.

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Question (25)

QN008473

Which statement best explains why modern classification systems change over time?

(A) Organisms change names randomly
(B) New scientific discoveries improve understanding
(C) Classification has no rules
(D) Scientists avoid evidence

Correct Answer: B

Explanation:

New evidence refines classification systems.

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Question (26)

QN008474

Why is classification essential for studying newly discovered organisms?

(A) It prevents reproduction
(B) It helps compare them with known organisms
(C) It eliminates similarities
(D) It reduces mutations

Correct Answer: B

Explanation:

Comparison helps determine relationships.

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Question (27)

QN008475

Which observation would suggest two organisms are distantly related?

(A) Similar genetic and structural features
(B) Major differences in body organisation
(C) Similar reproductive systems
(D) Presence of common ancestry indicators

Correct Answer: B

Explanation:

Large structural differences indicate distant relationship.

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Question (28)

QN008476

Which statement correctly explains why classification is called hierarchical?

(A) Organisms are grouped into levels from broad to specific
(B) All organisms belong to one group
(C) Classification depends only on size
(D) Organisms are grouped randomly

Correct Answer: A

Explanation:

Hierarchy moves from broad groups to specific groups.

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Question (29)

QN008477

Which example best demonstrates the usefulness of classification?

(A) Identifying medicinal plants among thousands of species
(B) Preventing all diseases
(C) Eliminating extinct species
(D) Changing food chains

Correct Answer: A

Explanation:

Classification helps identify useful organisms.

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Question (30)

QN008478

Which factor is most useful in identifying evolutionary closeness between organisms?

(A) Similar body organisation and genetic traits
(B) Habitat alone
(C) Colour alone
(D) Feeding time only

Correct Answer: A

Explanation:

Genetic and structural similarities indicate closeness.

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Question (21)

Why are similarities among organisms scientifically important?

Explanation:

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Question (22)

Which feature of classification helps scientists communicate effectively worldwide?

Explanation:

Link:

Question (23)

Which statement correctly explains the relationship between classification and biodiversity?

Explanation:

Link:

Question (24)

A scientist discovers two organisms with similar cell structure and reproduction patterns. Why would they likely be grouped together?

Explanation:

Link:

Question (25)

Which statement best explains why modern classification systems change over time?

Explanation:

Link:

Question (26)

Why is classification essential for studying newly discovered organisms?

Explanation:

Link:

Question (27)

Which observation would suggest two organisms are distantly related?

Explanation:

Link:

Question (28)

Which statement correctly explains why classification is called hierarchical?

Explanation:

Link:

Question (29)

Which example best demonstrates the usefulness of classification?

Explanation:

Link:

Question (30)

Which factor is most useful in identifying evolutionary closeness between organisms?

Explanation:

Link:

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