Quiz on Science Set 133

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Note: You can select only one option out of four option of each question.

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Quiz on Science Set 133 :

Question 1 :

Plants absorb dissolved nitrates from soil and convert them into
A. Proteins
B. Ammonia
C. Free nitrogen
D. Urea

Correct Ans: Option C

Question 2 :

Soil erosion is caused by
A. Deforestation
B. Urbanisation
C. Industrialisation
D. None of these

Correct Ans: Option A

Question 3 :

Detergents used for cleaning clothes and utensils contain?
A. Bismuthates
B. Bicarbonates
C. Sulphonates
D. Nitrates

Correct Ans: Option C

Question 4 :

The two elements that are frequently used for making transistors are
A. Iridium and tungsten
B. Boron and aluminium
C. Niobium and columbium
D. Silicon and germanium

Correct Ans: Option D

Question 5 :

Which of the following is not an isotope of hydrogen?
A. Tritium
B. Yttrium
C. Deuterium
D. Protium

Correct Ans: Option B

Question 6 :

One nanometer is equal to
A. 10-9 m
B. 10-6 m
C. 10-8 m
D. 10-5 m

Correct Ans: Option A

Question 7 :

Which of the following is used as a lubricant?
A. Graphite
B. Silica
C. Diamond
D. Iron Oxide

Correct Ans: Option A

Question 8 :

William Frederick is credited with the invention of the modern Frisbee in the mid 1950's. In 1957 the Wham-O Company bought his idea and the rest is history. They named the toy after William Frisbee who was a ________?
A. Ceramic plate designer
B. Owner of a pizza parlour
C. Student at Yale
D. Pie maker

Correct Ans: Option D

Question 9 :

The method that cannot be used for removing permanent hardness of water is
A. Adding caustic soda
B. Adding sodium carbonate
C. Boiling
D. Distillation

Correct Ans: Option C

Question 10 :

Radiocarbon dating technique is used to estimate the age of
A. Soil
B. Monuments
C. Rocks
D. Fossils

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [C],     Q.2 [A],     Q.3 [C],     Q.4 [D],     Q.5 [B],     Q.6 [A],     Q.7 [A],     Q.8 [D],     Q.9 [C],     Q.10 [D],    


Total Questions: 10
Your score:
Subject: Science
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