Biology MCQs

11. Which of the following is the major component of honey? (UPSC Prelims 1997)
[A] Glucose
[B] sucrose
[C] maltose
[D] fructose

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12. Who is known as the father of the word ecosystem?
[A] Carl Linnaeus
[B] Pier Antonio Micheli
[C] Arthur Tansley
[D] Edwin John Butler

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13. Who is known as father of soil science?
[A] Norman Ernest Borlaug
[B] V.V. Dokuchaev
[C] Liberty Hyde Bailey
[D] Eratosthenes

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14. In which of the following organisms is the nuclear membrane absent?
[A] Nostoc
[B] Volvox
[C] Agaricus
[D] Penicillium

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15. Who among the following discovered the cell wall?
[A] Robert Hooke
[B] Boveri
[C] J Rhodin
[D] Van Beneden

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16. What type of embryo is most often used for viral assays?
[A] Mouse
[B] Rat
[C] Cat
[D] Chicken

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17. Fungi that get their food directly from dead organic matter are called?
[A] Predators
[B] Decomposers
[C] Mutualists
[D] Parasitic fungi

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18. Which of the following is not a characteristic of gymnosperms?
[A] Parallel venation
[B] Perennial plants
[C] Distinct branches
[D] Xylem with vessels

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19. What are the characteristics of gymnosperms?
[A] naked seeds
[B] separate female and male gametes
[C] pollination by wind, and tracheids
[D] All of the above

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20. Which of the following play a major role in defense responses to herbivores?
[A] Oligosaccharins
[B] Jasmonate
[C] Strigolactones
[D] None of these

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