Virus - Mock Test 2

Question 11

Ribbon shaped chloroplast is found in

A) Spirogyra B) Ulotrhix C) Chlamydomonas D) Nostoc

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Question 12

Which is not true for <b>Spirogyra</b>

A) Spiral chloroplast B) Presence of pyrenoids C) Flagellated zoospores D) Presence of chlorophyll ‘a’ and ‘b’

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Question 13

<b>Spirogyra</b> belongs to

A) volvocales B) Conjugales C) Ulothrichales D) Siphonales

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Question 14

In Spirogyra, Meiosis occurs

A) During conjugation B) During vegetative reproduction C) During formation of gametes D) As the zygospores germinates

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Question 15

No growth of <b>Spirogyra</b> can occur in

A) River B) Ponds C) Streams D) Sea

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Question 16

Which is the common and advanced type of conjugation is Spirogyra

A) Direct lateral conjugation B) Indirect lateral conjugation C) Scalariform conjugation D) None of these

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Question 17

Flagellated stages are absent in

A) Ulothrix B) Albugo C) Spirogyra D) Chlamydomnas

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Question 18

The product of conjugation of Spirogyra is called

A) Zoospores B) Akinete C) Chlamydospore D) Zygospore

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Question 19

The zygospore of Spirogyra produces

A) 2-zoospores B) 4-zoopsores C) 2-4 zoospores D) None of these

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Question 20

The sexual reproduction in Spirogyra is

A) Oogamous B) Physiological Anisogamous C) Cleistogamous D) None

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