11. Which of the following clearly define Lichens?
[A] Algae and fungi
[B] Algae and virus
[C] Fungi and virus
[D] Virus and bacteria
Show Answer
Correct Answer: A [Algae and fungi]
Notes:
Lichen is not a single organism. Rather, it is a symbiosis between different organisms – a fungus and an alga or cyanobacterium. Cyanobacteria are sometimes still referred to as blue-green algae.
12. In the eye donation, which part of the eye is transplanted from the donor?
[A] Cornea
[B] Lens
[C] Retina
[D] The whole eye
Show Answer
Correct Answer: A [Cornea]
Notes:
There is currently no way to transplant an entire eye. Ophthalmologists can, however, transplant a cornea. When someone says they are getting an “eye transplant,” they are most likely receiving a donor cornea, which is the clear front part of the eye that helps focus light so that you can see.
13. Pollination by which among the following is called as ornithophily?
[A] Rodents
[B] Aquatic animals
[C] Ants
[D] Birds
Show Answer
Correct Answer: D [Birds]
Notes:
Ornithophily refers to the pollination assisted by the birds. Ornithology is a branch of science which studies about birds. Dr. Salim Ali is a famous Indian ornithologist.
14. Which of the following is the taxonomic family of humans?
[A] Hominidae
[B] Haplorhini
[C] Primates
[D] Homini
Show Answer
Correct Answer: A [Hominidae]
Notes:
The genus of the human being today is called Homo and the man today is called as Homo sapiens. From simple life forms that were unicellular to the development of multicellular organisms gave rise to the vertebrates. The family to which human beings belong is called Hominidae. It was in the Miocene age that the family Hominidae split from the Pongidae(apes) family.
15. What was “Albert Szent-Gyorgyi” famous for?
[A] As a Hungarian biochemist
[B] As a Hungarian physicist
[C] As a Hungarian mathematician
[D] As a Hungarian novelist
Show Answer
Correct Answer: A [As a Hungarian biochemist ]
Notes:
Albert Szent-Gyorgyi was a Hungarian biochemist who won the Nobel Prize in Physiology or Medicine in 1937. He is credited with first isolating vitamin C and discovering the components and reactions of the citric acid cycle. He was also active in the Hungarian Resistance during World War II and entered Hungarian politics after the war.
16. Which branch of biology is known for the study of plant fossils?
[A] Paleobotany
[B] Morphology
[C] Lichenology
[D] Agronomy
Show Answer
Correct Answer: A [Paleobotany]
Notes:
Paleobotany is the scientific study of ancient plants using plant fossils found in sedimentary rocks.
17. Who is the father of Modern Embryology?
[A] Antonie Van Leeuwenhoek
[B] Stephen Hales
[C] Karl Ernst von Bayer
[D] Georges Cuvier
Show Answer
Correct Answer: C [Karl Ernst von Bayer]
Notes:
Karl Ernst von Bayer was a Prussian-Estonian embryologist who discovered the mammalian ovum and notochord and founded the new science of comparative embryology with comparative anatomy.
18. Which of the following is not an example of bryophytes?
[A] Marchantia
[B] Funaria
[C] Sphagnum
[D] Selaginella
Show Answer
Correct Answer: D [Selaginella]
Notes:
Selaginella is not an example of bryophytes. Selaginella, Equisetum, Pteris, etc.are examples of Pteridophyta.
19. What is the botanical name of sea palm?
[A] Polysiphonia
[B] Postelsia
[C] Ectocarpus
[D] Macrocystis
Show Answer
Correct Answer: B [Postelsia]
Notes:
Postelsia piriformis is also known as sea palm or palm seaweed. It is a genus of kelp and is classified within the brown algae.
20. Grassy shoot disease of sugarcane is caused by__.
[A] Fungi
[B] Bacteria
[C] Phytoplasma
[D] Virus
Show Answer
Correct Answer: C [Phytoplasma]
Notes:
Sugarcane grass shoot disease is caused by Candidatus Phytoplasma sacchari which are small, pleomorphic, pathogenic bacteria.
