Previous year MCQs

General science UPPSC 1994 GS-I
Question

A hydrophyte is:

Answer & Solution

Answer: (Detailed Solution Below)

Option B: an aquatic plant

Detailed Solution:

The correct answer is “an aquatic plant”.
Hydrophytes are plants that have adapted to living in water or waterlogged soil.

Similar Questions:

Morley-Minto Reforms Bill was passed in:
  1. A) 1905
  2. B) 1909
  3. C) 1911
  4. D) 1920
In electric apparatus 'earth' is used:
  1. A) to reduce the expenditure
  2. B) because the apparatus used 3-phase
  3. C) for safety
  4. D) in the form of fuse
"Project Tiger" of the Government envisages:
  1. A) To observe the habits of the tiger
  2. B) Collect vital information about different species
  3. C) To save the Indian tiger from extinction
  4. D) None of these
Riboflavin deficiency causes which of the following diseases?
  1. A) Pellagra
  2. B) Scurvy
  3. C) Beri Beri
  4. D) Cheilosis
Gas engine was invented by:
  1. A) Diesel
  2. B) Davy
  3. C) Daimler
  4. D) Charles
Relative humidity of atmosphere is measured by:
  1. A) Hydrometer
  2. B) Hygrometer
  3. C) Potentiometer
  4. D) Lactometer
Which of the following statements is not true?
  1. A) Chromosomes are composed of DNA and Protein.
  2. B) Nucleus of a cell does not play a role in cellular reproduction.
  3. C) Chromosomes contain information for inheritance.
  4. D) Functional segment of DNA is called genes.
Consider the following statements:

Assertion (A): If Ice collects on the freeze the cooling in the refrigerator is affected adversely.
Reason (R) : Ice is a poor conductor.

Select the correct answer using the codes given below:
Codes:
  1. A) Both (A) and (R) are true and (R) is the correct explanation of (A).
  2. B) Both (A) and (R) are true, but (R) is not the correct explanation of (A).
  3. C) (A) is true, but (R) is false.
  4. D) (A) is false, but (R) is true.
Ultrasonics are sound waves of frequency:
  1. A) Greater than 20, 000 Hz
  2. B) Less than 10, 000 Hz
  3. C) Equal to 1000 Hz
  4. D) None of these
Pyrometer is used for measuring:
  1. A) Air Pressure
  2. B) Humidity
  3. C) High Temperature
  4. D) Intensity of Earthquake
A person meets with an accident and needs blood - transfusion but there is no time to check his blood group. Which of the following blood groups could be given to him?
  1. A) O+
  2. B) O–
  3. C) AB+
  4. D) AB–
White colour of milk is due to the presence of
  1. A) lactose
  2. B) albumins
  3. C) carotenes
  4. D) caseins