Classification of Plant Kingdom.General Science State Level Railways SSC

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Question1) Zygotic meiosis is the characteristic of

(a) Fucus

(b) Funaria

(c) Marchantia

(d) Chlamydomonas

Option- ['A', 'B', 'C', 'D']

Answer: D

Explaination: (d) Chlamydomonas

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Question2) Pick the mismatched pair

(a) Cycas – Dioecious

(b) Equisetum – Homosporous

(c) Salvinia – Heterosporous

(d) Pinus – Dioecious

Option- ['A', 'B', 'C', 'D']

Answer: D

Explaination: (d) Pinus – Dioecious

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Question3) A colonial alga is

(a) Volvox

(b) Chlorella

(c) Ulothrix

(d) Spirogyra

Option- ['A', 'B', 'C', 'D']

Answer: A

Explaination: (a) Volvox

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Question4) Double fertilization is the characteristic of

(a) Algae

(b) Gymnosperms

(c) Fungi

(d) Angiosperms

Option- ['A', 'B', 'C', 'D']

Answer: D

Explaination: (d) Angiosperms

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Question5) Conifers can tolerate extreme environments because of

(a) Presence of vessels

(b) Thick cuticle

(c) Superficial stomata

(d) Broad hardy leaves

Option- ['A', 'B', 'C', 'D']

Answer: B

Explaination: (b) Thick cuticle

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Question6) First plants to inhabit the land

(a) Angiosperms

(b) Bryophytes

(c) Gymnosperms

(d) Pteridophytes

Option- ['A', 'B', 'C', 'D']

Answer: B

Explaination: (b) Bryophytes

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Question7) Agar is commercially obtained from

(a) Blue-green algae

(b) Red algae

(c) Brown algae

(d) Green algae

Option- ['A', 'B', 'C', 'D']

Answer: B

Explaination: (b) Red algae

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Question8)  Which one differs from Spirogyra based on its nucleus?

(a) Azygospore

(b) Zygospore

(c) Akinete

(d) Aplnospore

Option- ['A', 'B', 'C', 'D']

Answer: B

Explaination: (b) Zygospore

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Question9) The cell wall of Spirogyra contains

(a) Cellulose

(b) Chitin

(c) Lignin

(d) Suberin

Option- ['A', 'B', 'C', 'D']

Answer: A

Explaination: (a) Cellulose

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Question10) Chromatophores participate in

(a) Photosynthesis

(b) Respiration

(c) growth

(d) Movement