Biology MCQs

11. Hugo de Vries is related to which of the following theory of biology?
[A] aquatic ape theory
[B] modern anatomy
[C] Mutation Theory
[D] theory of evolution

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12. Who among the following is considered as the father of microbiology?
[A] Stephen Hales
[B] Antonie Van Leeuwenhoek
[C] Edwin John Butler
[D] Pier Antonio Micheli

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13. In which group maximum nutritional diversity is found?
[A] Monera
[B] Plantae
[C] Fungi
[D] Animalia

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14. In which of the following β-oxidation mainly occurs?
[A] Mitochondria

[B] Cytoplasm

[C] Nucleus
[D] Chloroplast

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15. How many amino acids are needed to make proteins?
[A] 19
[B] 20
[C] 21
[D] 22

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16. Which of the following is true about the cell wall of Gram-positive bacteria?
[A] It consists of multiple layers
[B] It is thicker than that associated with gram-negative bacteria
[C] It contains teichoic acids
[D] All of these

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17. Fungal disease – Black rust of wheat is caused by?
[A] Melampsora lini
[B] Claviceps purpurea
[C] Puccinia graminis tritici

[D] Albugo candida

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18. Which of the following is the diploid chromosome number found in bryophytes?
[A] Spore mother cell
[B] Gametes
[C] Spores
[D] Meiospores

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19. A typical gymnospermous plant has 8 chromosomes in leaf cells. What will be the number of chromosomes in the cells of its gametophyte?
[A] 16
[B] 8
[C] 4
[D] 24

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20. Where does a functional megaspore develop in an angiosperm?
[A] Endosperm
[B] Embryo
[C] Embryo-sac
[D] Ovule

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