Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 90 of 150)

Attempt Biology Quiz
Which one of the following is referred as the species occupation?
A. Autecology
B. Niche
C. Ecosystem
D. Biome
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The first ever vascular plants are_________?
A. Cooksonia
B. Selaginella
C. Adiantum
D. Dryopteris
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Circular disc shaped structure with a round hole is ___________ ?
A. Iris
B. Pupil
C. Horoid coat
D. Ciliary body
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The higher animals have special organs for exchange of gases as their skin is ___________ ?
A. Thin
B. Thick
C. Soft
D. Hard
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Dorsal root of spinal nerves contain only __________ ?
A. Effectors neurons
B. Receptor neurons
C. Stimulators
D. Detector neurons
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Study of interaction of living organisms with other organisms and their environment relates with ___________ ?
A. Botany
B. Ecology
C. Social biology
D. Pharmacology
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__________is a condition in which there is an absence of oxygen supply to an organ’s tissues?
A. Anoxia
B. Anorexia
C. Hypoxia
D. Enuresis
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Term the time during which an orgnism is present in the body before causing disease ?
A. Rest period
B. Incubation period
C. Sleeping period
D. Inclubation time
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Genetic information carriers is/are____________?
A. Dna
B. Chromosomes
C. Gene
D. Nucleus
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The number carpels in our feet is__________?
A. 7
B. 14
C. 16
D. 0
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Word of the Day
15 Jul
Iterate
perform or utter repeatedly.
دہرانا، چکر

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