General Science - Biology MCQs
21. Which of the following diseases is not caused by the RNA virus?
[A] Yellow fever
[B] Smallpox
[C] Mumps
[D] German measles
Show Answer
Correct Answer: B [Smallpox]
Notes:
Yellow fever, Mumps, and German measles are caused by the RNA virus. Whereas Smallpox is caused by the DNA virus.
22. Which of the following does not affect health?
[A] Genetic disorders
[B] Infections
[C] LifeStyle
[D] Health Insurance
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Correct Answer: D [Health Insurance]
Notes:
Genetic disorders, Infections, and LifeStyle always affect health. Whereas Health Insurance is a type of insurance that covers medical expenses caused by an illness.
23. Which of the following section of DNA provides information for one protein?
[A] Nucleus
[B] Chromosomes
[C] Trait
[D] Gene
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Correct Answer: D [Gene]
Notes:
The Gene of DNA provides information for one protein. This is the basic physical and functional unit of heredity.
24. Which of the following is biogas?
[A] biomethane
[B] bioethanol
[C] biobutanol
[D] None of these
Show Answer
Correct Answer: A [biomethane]
Notes:
Biomethane can be used as a direct alternative to natural gas. It can be used as a fuel in applications such as heating, transportation, and power generation.
25. Green Revolution related to which of the following?
[A] Milk
[B] Agriculture
[C] Water
[D] Animals
Show Answer
Correct Answer: B [Agriculture]
Notes:
Green Revolution related to Agriculture. It took place between 1950-1960 and focused mainly on increasing agricultural production and started in Mexico.
26. An example of abiotic stress is __
[A] pest
[B] insect
[C] drought
[D] vectors
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Correct Answer: C [drought]
Notes:
An example of abiotic stress is drought. The negative effect of non-living factors on living organisms in a specific environment is known as abiotic stress.
27. A method for the delivery of nucleic acids to cells by high-speed particle bombardment is called?
[A] Transformation
[B] Biolistics
Biolistics
[C] Sequencing
[D] None of these
Show Answer
Correct Answer: B [Biolistics
Biolistics]
Notes:
A method for the delivery of nucleic acids to cells by high-speed particle bombardment is called Biolistics.
28. In coriander, the useful parts are
____:
[A] Leaves & flowers
[B] Flowers & dried fruits
[C] Roots & leaves
[D] Leaves & dried fruits
Show Answer
Correct Answer: D [Leaves & dried fruits]
Notes:
Coriander (Coriandrum sativum), also known as cilantro, Chinese parsley or dhania, is an annual herb in the family Apiaceae. All parts of the plant are edible, but the fresh leaves and the dried seeds are the parts most traditionally used in cooking.
29. Which of the following is not a multicellular organism?
[A] Fungi
[B] Hydra
[C] Spirogyra
[D] Paramecium
Show Answer
Correct Answer: D [Paramecium]
Notes:
Multicellular organisms are made up of more than one cell. The development of multicellular organisms is accompanied by cellular specialization and division of labor; cells become efficient in one process and are dependent upon other cells for the necessities of life. Paramecium is single-celled protists naturally found in aquatic habitats. Paramecium is the only genus in the family Parameciidae, which resides within the phylum Ciliophora.
30. The wing of a bat and the wing of a bird are the examples of ____ limbs:
[A] Heterogeneous
[B] Homogenous
[C] Homologous
[D] Analogous
Show Answer
Correct Answer: D [Analogous]
Notes:
The wings of insects, bats and birds, that evolved independently in each lineage separately after diverging from an ancestor without wings, are examples of analogous organs. Analogous organs are the opposite of homologous organs, which have similar functions but different origins.
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