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General Science - MCQ Online Test (2) - UPSC MCQ


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25 Questions MCQ Test - General Science - MCQ Online Test (2)

General Science - MCQ Online Test (2) for UPSC 2024 is part of UPSC preparation. The General Science - MCQ Online Test (2) questions and answers have been prepared according to the UPSC exam syllabus.The General Science - MCQ Online Test (2) MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for General Science - MCQ Online Test (2) below.
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General Science - MCQ Online Test (2) - Question 1
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Consider the following statements:

  1. Vas Deferens aids in the emission of the seminal fluid.
  2. Ejaculatory Duct conducts sperms

Which of the above statements is/ are correct?

Detailed Solution for General Science - MCQ Online Test (2) - Question 1

Answer: d

Explanation: Vas Deferens conducts sperms. Ejaculatory Duct aids in the emission of the seminal fluid.

General Science - MCQ Online Test (2) - Question 2
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 Which of the following statements is NOT correct?

Detailed Solution for General Science - MCQ Online Test (2) - Question 2

Answer: a

Explanation: Asexual Reproduction is the process of multiplication of individuals without the formation or fusion of gametes. It involves a single parent and the young ones produced through it are genetically similar to the parent. Binary fusion involves the division of the nucleus followed by that of the cytoplasm, breaking the body into two young ones. It occurs in unicellular organisms, e.g., Amoeba, Euglena, Paramecium, etc.

 

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General Science - MCQ Online Test (2) - Question 3
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Consider the following statements:

  1. Both kidneys are of same size.
  2. A kidney is composed of millions of nephrons

Which of the above statements is/ are correct?

Detailed Solution for General Science - MCQ Online Test (2) - Question 3

Answer: b

Explanation: Left kidney is higher than the right kidney. A kidney is composed of 1.2 million microscopic structural and functional units called nephrons or uriniferous tubules.

 

General Science - MCQ Online Test (2) - Question 4
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Which of the following statement about the plant cell is NOT correct?
Detailed Solution for General Science - MCQ Online Test (2) - Question 4

Answer: d

Explanation: Plant Cell: A plant cell has a rigid wall on the outside. It is usually larger in size. It cannot change its shape. Plastids are found in plant cells.

Animal Cell: Cell wall is absent. An animal cell is comparatively smaller in size. An animal cell can often change its shape.

 

General Science - MCQ Online Test (2) - Question 5
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Which of the following statements is NOT correct?
General Science - MCQ Online Test (2) - Question 6
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Which of the following is a constituent of carbohydrate?
Detailed Solution for General Science - MCQ Online Test (2) - Question 6

Answer: d

Explanation: Carbohydrates are important macromolecules that consist of carbon, hydrogen, and oxygen in a 1:2:1 ratio (can be written as Cn(H2O)n).

General Science - MCQ Online Test (2) - Question 7
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In which form the chemical compound RDX is used?
Detailed Solution for General Science - MCQ Online Test (2) - Question 7

It is also known as cyclonite or hexogen. The chemical name for RDX is 1,3,5-trinitro-1,3,5-triazine. It is a white powder and is very explosive. RDX is used as an explosive and is also used in combination with other ingredients in explosives.

General Science - MCQ Online Test (2) - Question 8
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Which of the following is an effect of deficiency of Potassium?
General Science - MCQ Online Test (2) - Question 9
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Which of the following vitamins are fat soluble?

  1. Vitamin A
  2. Vitamin B
  3. Vitamin C
  4. Vitamin D

Choose from the codes given below:
General Science - MCQ Online Test (2) - Question 10
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  Which of the following disease is NOT caused by bacteria?
Detailed Solution for General Science - MCQ Online Test (2) - Question 10

Answer: d

Explanation: Measles is caused by the virus

General Science - MCQ Online Test (2) - Question 11
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 Which of the following statements is NOT correct?
Detailed Solution for General Science - MCQ Online Test (2) - Question 11

Answer: a

Explanation: Hypothalamus is endocrine Glands. It forms a part of forebrain, secretes neurohormones, which affect the release of hormones from pituitary. It acts as the thermostat. Pituitary Gland is also called Master Gland. It is the smallest endocrine gland.

General Science - MCQ Online Test (2) - Question 12
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Consider the following statements:

  1. Femur is the longest bone in human body.
  2. Sternum is absent in fish.

Which of the above statements is/are correct?
Detailed Solution for General Science - MCQ Online Test (2) - Question 12

Answer: c

Explanation: Femur (in hind limbs) is the longest bone and stapes (in middle ear) is the smallest bone of the body. Sternum is absent in fish.

 

General Science - MCQ Online Test (2) - Question 13
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Consider the following statements:

  1. Striated muscles are mostly attached to bones by tendons.
  2. Striated muscles take part in voluntary movements under conscious control of brain.

Which of the above statements is/are correct?
Detailed Solution for General Science - MCQ Online Test (2) - Question 13

Answer: c

Explanation: Striated Muscles are also called Skeletal Muscles. These muscles are mostly attached to bones by tendons and takes part in voluntary movements under conscious control of brain.

Therefore they are called voluntary muscles. Each muscle fibre shows dark and light striations and is covered by a sheath, the sarcolemma.

General Science - MCQ Online Test (2) - Question 14
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 What is Pollination?
General Science - MCQ Online Test (2) - Question 15
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 Which one of the following air pollution can affect blood stream leading to death ?
General Science - MCQ Online Test (2) - Question 16
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 Which of has following group of gases contribute to the 'Green House Effect' ?
General Science - MCQ Online Test (2) - Question 17
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The disease caused by deficiency of protein in children is called
General Science - MCQ Online Test (2) - Question 18
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Photosynthesis generally takes place in which parts of the plant?
General Science - MCQ Online Test (2) - Question 19
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 Plants synthesis protein from
General Science - MCQ Online Test (2) - Question 20
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Plants absorb dissolved nitrates from soil and convert them into:
General Science - MCQ Online Test (2) - Question 21
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Which of the following gases readily combines with the haemoglobin of the blood?
General Science - MCQ Online Test (2) - Question 22
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 Human blood is a viscous fluid due to
General Science - MCQ Online Test (2) - Question 23
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The richest source of vitamin D is 
General Science - MCQ Online Test (2) - Question 24
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The compound used in anti-malarial drug is
General Science - MCQ Online Test (2) - Question 25
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The employed catalyst in the production of ammonia through the Haber's process is:
Detailed Solution for General Science - MCQ Online Test (2) - Question 25

Finely divided iron is used as catalyst in the manufacture of ammonia by Haber's process

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