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The Living World MCQ - Multiple Choice Question and Answer

The Living World MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
In majority of higher animals and plants, _____ and _____ are mutually exclusive events.

growth; nutrition
nutrition; consciousness
growth; reproduction
reproduction; consciousness

Question No : 2
In multicellular organisms, _____ refers to the production of progeny possessing features more or less similar to those of parents.

growth
reproduction
metabolism
consciousness

Question No : 3
Families are characterized on which of the following features of plant species?

External morphology
Anatomy of parts
Vegetative and reproductive parts
Seasonal similarities and variations

Question No : 4
The sum total of all the chemical reactions occurring in our body is known as

metabolism
growth
regeneration
reproduction

Question No : 5
Cell division occurs _______ in plants and _______ in animals.

continuously, only upto a certain age
only upto a certain age, continuously
continuously, never
once, twice

Question No : 6
The fungi, the filamentous algae, the protonema of mosses, all easily multiply by _____.

budding
fission
regeneration
fragmentation

Question No : 7
Which of the following factors exclusively affects reproduction in seasonal breeders, both plants and animals?

Water
Temperature
Photoperiod
All of these