1:   Due to the presence of which of the following substances are cork cells impervious to water?
Options:
  1. cellulose
  2. lignin
  3. suberin
  4. cutin

Answer: Option 3

Explanation:

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2:   What are Oncogenes?
Options:
  1. They are genes present in prokaryotic cells.
  2. They are tumor inducing genes.
  3. They are ancestral genes.
  4. They are genes inhibiting cell divisions.

Answer: Option 2

Explanation:

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3:   Which among the following is the definition of a plasmid?
Options:
  1. It is a component of the cell wall.
  2. It is a part of the plasma membrane.
  3. It is a vesicle full of digestive enzymes.
  4. It is an extra-chromosomal genetic element.

Answer: Option 4

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4:   Among the following, which one is a physical basis of life?
Options:
  1. Mitochondria
  2. Ribosome
  3. Protoplasm
  4. Nucleus

Answer: Option 3

Explanation:

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5:   By which of the following is the transfer of genetic information from one generation to the other accomplished?
Options:
  1. DNA
  2. messenger RNA
  3. transfer RNA
  4. both (b) & (c)

Answer: Option 1

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6:   Among the following, which one is/ones are found in plant cells but not found in animal cells?
Options:
  1. Cell wall and lysosome
  2. Mitochondria and Golgi apparatus
  3. Chromosome
  4. Plastid and cell wall

Answer: Option 4

Explanation:

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7:   Among the following cell organelles, which one functions as the "Powerhouse of a living cell"?
Options:
  1. Chloroplast
  2. Mitochondria
  3. Ribosome
  4. Golgi apparatus

Answer: Option 2

Explanation:

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8:   The moisture content of food grains at the time of harvesting should not be higher than what percentage, to ensure safe storage?
Options:
  1. 14 percent
  2. 16 percent
  3. 18 percent
  4. 20 percent

Answer: Option 1

Explanation:

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9:   Among the following chemicals, which one is most suitable to control storage insects on a small scale?
Options:
  1. B. H. C.
  2. E. D. B.
  3. Celphos
  4. Sevidol

Answer: Option 1

Explanation:

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10:   By applying which of the following means is the multiplication of large number of identical plants done?
Options:
  1. tissue culture
  2. layering
  3. hydroponics
  4. ringing

Answer: Option 2

Explanation:

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When faced with two equally tough choices, most people choose the third choice: to not choose.
-Jarod Kintz This Book Title is Invisible