Biology MCQs

11. Which among the following is the method of growing plants in the absence of soil?
[A] Hydrology
[B] Hydrotectonics
[C] Hydroponics
[D] Hydrochronology

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12. Robert Hooke is known for which of the following works?
[A] how messages pass between nerve cells in mammals
[B] first use of the word cell
[C] theory of punctuated equilibrium
[D] aquatic ape theory

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13. The theory of DNA structure and nature was propounded by __?
[A] Oswald Avery
[B] James Black
[C] Watson and Crick
[D] John Eccles

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14. The Six Kingdoms of Classification is also known as the latest classification system. By whom is it given?
[A] C Woese
[B] O Kandler
[C] Mc Wheels.
[D] Ernest Haeckel

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15. Gymnosperms are never__?
[A] medium-sized trees
[B] tall trees
[C] herbs
[D] shrubs

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16. Which of the following arises from meristematic tissues and matures with other tissues?
[A] Glandular
[B] Phloem
[C] Laticiferous
[D] Sclerenchyma

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17. Where is the petiole found?
[A] roots
[B] stem
[C] leaves
[D] fruits

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18. What correctly defines “mother of pearl”?
[A] An oyster which yields the pearl
[B] A special large sized pearl found in japan
[C] A hard iridescent substance forming the inner layer of certain shells
[D] Female individuals of certain species of shelled mollusk

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19. Where are Amphiumas found?
[A] southeastern Virginia
[B] Louisiana
[C] Alabama
[D] All of the above

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20. Why is the bladder absent in birds?
[A] Due to disturbs equilibrium of birds
[B] Due to Urine is absent
[C] Due to Solid excretory product
[D] All of them

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