11. In the branch of biology, what is the transmission of paternal traits to progeny called?
[A] Genetics
[B] Heredity
[C] Gerontology
[D] Genetic Engineering
Show Answer
Correct Answer: B [Heredity]
Notes:
The transmission of characteristics from parent to offspring is called heredity, and can be inferred from inherited characteristics.
12. Which branch of biology is deal with the study of seeds?
[A] Embryology
[B] Spermatology
[C] Gerontology
[D] Histology
Show Answer
Correct Answer: B [Spermatology]
Notes:
The study of seeds is known as spermatology. It involves the study in terms of morphology, characteristics and interactions with the environment.
13. Who is known as the ‘Father of Bacteriology’?
[A] Louis Pasteur
[B] Leeuwenhoek
[C] Robert Hooke
[D] Edward Jenner
Show Answer
Correct Answer: A [Louis Pasteur]
Notes:
Louis Pasteur is considered as father of Bacteriology. Louis Pasteur was a French chemist and microbiologist who was one of the most important founders of medical microbiology. He pioneered the study of molecular heterogeneity; discovered that microorganisms cause fermentation and disease; Initiated the process of pasteurization and developed vaccines against anthrax and rabies.
14. What is involved in the release of pollen grains?
[A] Pectin and cellulose
[B] Lignocellulose
[C] Pollenkit
[D] Sporopollenin
Show Answer
Correct Answer: D [Sporopollenin]
Notes:
Sporopollenin is the most chemically inert organic polymer. It is a major component of the tough outer (outer) walls of plant spores and pollen grains.
15. Which is the type of photosynthesis reaction?
[A] Oxidation-Reduction reaction
[B] Synthesis reaction
[C] Organic reaction
[D] Replacement reaction
Show Answer
Correct Answer: A [Oxidation-Reduction reaction]
Notes:
In the process of photosynthesis, which is done by chlorophyll, plants prepare food, intake carbon dioxide, and release oxygen. Photosynthesis is considered an Oxidation-Reduction reaction.
16. Where are the protons stored in the mitochondria?
[A] inner membrane
[B] intermembrane space
[C] outer membrane
[D] none of these
Show Answer
Correct Answer: B [intermembrane space]
Notes:
In the mitochondria, the hydrogen ions, these protons, are concentrated in the intermembrane space due to the electron transport chain.
17. Which of the following is not a function of Ethylene?
[A] stimulates the conversion of starch and acids to sugars
[B] promotes germination in some cereals
[C] stimulate shoot elongation, seed germination
[D] fruit ripening, flower wilting, and leaf fall
Show Answer
Correct Answer: C [stimulate shoot elongation, seed germination]
Notes:
The function of Ethylene – stimulates the conversion of starch and acids to sugars, promotes germination in some cereals, and sprouting of bulbs and potatoes and is also associated with fruit ripening, flower wilting, and leaf fall.
18. Which of the following is a type of apomixis?
[A] diplospory
[B] apospory
[C] adventitious embryony
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Apomixis can be best described as a reference to the asexual process. Three types of apomixis are recognized – diplospory, apospory, and adventitious embryo.
19. Name a disease of plant in which dark to light brown rot forms around wounded plant tissue?
[A] Gray Mold
[B] Citrus Canker
[C] Spider Mites
[D] None of the above
Show Answer
Correct Answer: A [Gray Mold]
Notes:
Gray mold is a plant disease in which dark to light brown rots from around injured plant tissue. Gray mold is caused by the fungus Botrytis cinerea.
20. Animals having well-marked digestive cavities are included under__
[A] Parazoa
[B] Enterozoa
[C] Mesozoa
[D] Metazoa
Show Answer
Correct Answer: B [Enterozoa]
Notes:
Animals having well-marked digestive cavities are included under Enterozoa.
