General Science - MCQ Online Test (2)


25 Questions MCQ Test General Science(Prelims) by IRS Divey Sethi | General Science - MCQ Online Test (2)


Description
This mock test of General Science - MCQ Online Test (2) for UPSC helps you for every UPSC entrance exam. This contains 25 Multiple Choice Questions for UPSC General Science - MCQ Online Test (2) (mcq) to study with solutions a complete question bank. The solved questions answers in this General Science - MCQ Online Test (2) quiz give you a good mix of easy questions and tough questions. UPSC students definitely take this General Science - MCQ Online Test (2) exercise for a better result in the exam. You can find other General Science - MCQ Online Test (2) extra questions, long questions & short questions for UPSC on EduRev as well by searching above.
QUESTION: 1

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?

Solution:

Answer: d

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

QUESTION: 2

 Which of the following statements is NOT correct?

Solution:

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.

 

QUESTION: 3

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?

Solution:

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.

 

QUESTION: 4

Which of the following statement about the plant cell is NOT correct?

Solution:

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.

 

QUESTION: 5

Which of the following statements is NOT correct?

Solution:
QUESTION: 6

Which of the following is a constituent of carbohydrate?

Solution:

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).

QUESTION: 7

In which form the chemical compound RDX is used?

Solution:

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.

QUESTION: 8

Which of the following is an effect of deficiency of Potassium?

Solution:
QUESTION: 9

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:

Solution:
QUESTION: 10

  Which of the following disease is NOT caused by bacteria?

Solution:

Answer: d

Explanation: Measles is caused by the virus

QUESTION: 11

 Which of the following statements is NOT correct?

Solution:

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.

QUESTION: 12

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?

Solution:

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.

 

QUESTION: 13

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?

Solution:

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.

QUESTION: 14

 What is Pollination?

Solution:
QUESTION: 15

 Which one of the following air pollution can affect blood stream leading to death ?

Solution:
QUESTION: 16

 Which of has following group of gases contribute to the 'Green House Effect' ?

Solution:
QUESTION: 17

The disease caused by deficiency of protein in children is called

Solution:
QUESTION: 18

Photosynthesis generally takes place in which parts of the plant?

Solution:
QUESTION: 19

 Plants synthesis protein from

Solution:
QUESTION: 20

Plants absorb dissolved nitrates from soil and convert them into:

Solution:
QUESTION: 21

Which of the following gases readily combines with the haemoglobin of the blood?

Solution:
QUESTION: 22

 Human blood is a viscous fluid due to

Solution:
QUESTION: 23

The richest source of vitamin D is 

Solution:
QUESTION: 24

The compound used in anti-malarial drug is

Solution:
QUESTION: 25

The employed catalyst in the production of ammonia through the Haber's process is:

Solution:

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

Related tests