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Planet Kingdom MCQ Question with Answer

Planet Kingdom MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 8
Which of the following class of algae is mostly found in salt water ?

Phaeophyceae
Rhodophyceae
Chlorophyceae
Both (a) and (b)

Question No : 9
What is the number and position of insertions of flagella in rhodopyceae class of algae ?

2 - 8, equal, apical
2, unequal, lateral
2 - 6, equal, lateral
Absent

Question No : 10
In class phaeophyceae, the plant body is usually attached to the substratum by a A and has a stalk, the B and leaf like photosynthetic organ-the C .

A holdfast, B stipe, C frond
A stipe, B holdfast, C frond
A frond, B stipe, C holdfast
A stipe, B frond, C holdfast

Question No : 11
Which of the following groups of plants play an important role in plant succession on bare rocks/soil ?

Algae
Bryophytes
Pteridophytes
Gymnosperms

Question No : 12
_______ represent the reproductive organs amongst gymnosperms.

Prothallus
Capsules
Setae
Cones

Question No : 13
In bryophytes, male and female sex organs are called ______ and ______ respectively.

microsporangia; macrosporangia
male strobili; female strobili
antheridia; archegonia
androecium; gynoecium

Question No : 14
Laminaria (Kelp) and Fucus (Rock weed) are examples of

green algae
brown algae
red algae
golden brown algae