Questions

Q:

Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre?

A) -4.33 diopters B) 12.33 diopters
C) -12.33 diopters D) 4.33 diopters
 
Answer & Explanation Answer: B) 12.33 diopters

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Filed Under: Physics
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Q:

Fabric made from_________ does not get wrinkled easily.

A) Cotton B) Flax
C) Silk D) Polyester
 
Answer & Explanation Answer: D) Polyester

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Filed Under: General Science
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Q:

A writ of _________ means that the court orders that the arrested person should be presented before it.

A) Habeas Corpus B) Mandamus
C) Prohibition D) Quo Warranto
 
Answer & Explanation Answer: A) Habeas Corpus

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Filed Under: Indian Politics
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Q:

In water treatment plant, use of chloramines ensures __________

A) taste and odour control B) weed control in reservoirs
C) disinfection D) removal of permanent hardness
 
Answer & Explanation Answer: C) disinfection

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Filed Under: Chemistry
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Q:

Binomial Nomenclature was founded by

A) Charles Darwin B) Robert Nucleus
C) Carl Linnaeus D) Lamarck
 
Answer & Explanation Answer: C) Carl Linnaeus

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Filed Under: Chemistry
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Q:

What is the function of guard cells of stomata?

A) Opening of stomata only B) Closing of stomata only
C) Both opening and closing of stomata D) Neither opening nor closing of stomata
 
Answer & Explanation Answer: C) Both opening and closing of stomata

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Filed Under: Biology
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Q:

By which process substance like carbon dioxide or oxygen can move across the cell membrane?

A) Plasmolysis B) Sedimentation
C) Diffusion D) Transpiration
 
Answer & Explanation Answer: C) Diffusion

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Filed Under: Biology
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Q:

Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.

A) Shoots, Roots,  B) Roots, Shoots
C) Stems, Leaves D) Leaves, Stems
 
Answer & Explanation Answer: B) Roots, Shoots

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Filed Under: Biology
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