11. In the branch of biology which of the following deals with the Study of kidney?
[A] Nephrology
[B] Neurology
[C] Neonatology
[D] None of these
Show Answer
Correct Answer: A [Nephrology]
Notes:
Nephrology is a specialty of adult internal medicine and pediatrics that deals with the study of the kidneys, particularly normal kidney function (kidney physiology) and kidney disease.
12.
Who among the following is considered to be the father of Comparative Anatomy?
[A] Georges Cuvier
[B] Stephen Hales
[C] Hugo de Vries
[D] Edwin John Butler
Show Answer
Correct Answer: A [Georges Cuvier]
Notes:
Georges Cuvier is considered to be the father of Comparative Anatomy.
13. Which of the following causes chloroplasts to be green?
[A] because they contain the pigment cobalt
[B] because they contain the pigment chlorophyll
[C] because they contain the pigment carotenoids
[D] because they contain the pigment betacyanins
Show Answer
Correct Answer: B [because they contain the pigment chlorophyll]
Notes:
Chloroplasts are green because they contain the pigment chlorophyll, which is important for photosynthesis. Chlorophyll occurs in many different forms. Chlorophyll a and b are the major pigments of higher plants and green algae.
14. Agar is obtained commercially__?
[A] Blue-green algae
[B] Red algae
[C] Brown algae
[D] Green algae
Show Answer
Correct Answer: B [Red algae]
Notes:
Agar is a jelly-like material obtained from red algae. The jelly content in algae is due to the presence of non-branched polysaccharides derived from the cell wall of red algae.
15. Syphilis is caused by which of the following bacteria?
[A] Treponema pallidum
[B] Yersinia pestis
[C] Neisseria gonorrhoeae
[D] Campylobacter
Show Answer
Correct Answer: A [Treponema pallidum]
Notes:
Syphilis is caused by a bacterium called Treponema pallidum and it is spread through contact with a wound of an infected person during sexual activity.
16. Bacteria used in making of chocolate__?
[A] Lactobacillus bucheri
[B] Lactobacillus cacaonum
[C] monosodium glutamate
[D] Lactobacillus casei
Show Answer
Correct Answer: B [Lactobacillus cacaonum]
Notes:
Lactobacillus cacaonum is a bacteria used in the food packaging industry for making chocolates. Lactobacillus bucheri is helpful in making wine. Lactobacillus casei is used in making cheese. Monosodium glutamate is used in Chinese food to enhance taste.
17. In which group would you place a plant that produces spores, lacks seeds, and has vascular tissue?
[A] Bryophyte
[B] Algae
[C] Pteridophyte
[D] Gymnosperm
Show Answer
Correct Answer: C [Pteridophyte]
Notes:
Pteridophyte is a vascular plant that disperses spores as pteridophytes produce neither flowers nor seeds.
18. Which family is known as the ‘Potato’ family?
[A] Solanaceae
[B] Fabaceae
[C] Cruciferae
[D] Liliaceae
Show Answer
Correct Answer: A [Solanaceae]
Notes:
Solanaceae family is known as the ‘Potato’ family. The family is also known as the nightshade or potato family. The family includes Jimson weed, eggplant, mandrake, deadly nightshade or belladonna, capsicum, potato, tobacco, tomato, and petunia.
19. One of the following is not an auxin.
[A] Indole-3-acetic acid
[B] Malic Hydrazide
[C] Indole butyric acid
[D] Naphthalene acetic acid
Show Answer
Correct Answer: B [Malic Hydrazide]
Notes:
Maleic hydrazide is a synthetic compound that has a plant growth regulating action. It is used as a potato foliar treatment to prevent volunteer formation and germination during storage.
20. The region where the leaves arise is__.
[A] internodes
[B] buds
[C] nodes
[D] stomata
Show Answer
Correct Answer: C [nodes]
Notes:
The region where the leaves arise is nodes and the region between the nodes is known as the internode.
