Explore topic-wise MCQs in Joint Entrance Exam - Main (JEE Main).

This section includes 674 Mcqs, each offering curated multiple-choice questions to sharpen your Joint Entrance Exam - Main (JEE Main) knowledge and support exam preparation. Choose a topic below to get started.

51.

Q: Which statement is true of all atoms that are anions?

A. The atom has fewer protons than does a neutral atom of the same element.
B. The atom has more protons than electrons.
C. The atom has more neutrons than protons.
D. The atom has more electrons than protons.
Answer» E.
52.

Q: Which statement is one component of the cell theory?

A. DNA is the basis of genetic transfer
B. All living cells arise from pre-existing cells
C. All cells are composed of same organelles
D. Tissues are formed from combinations of cells
Answer» C. All cells are composed of same organelles
53.

Q: Which statement describes decomposers?

A. Decomposers are insignificant organisms in the ecosystem and can be absent in some ecosystems.
B. Decomposers can produce their own source of energy and can sometimes act as primary producers.
C. Decomposers are those organisms that recycle matter in the ecosystem..
D. All the above
Answer» D. All the above
54.

Q: Which statement describes the term salary?

A. Salary refers to the fixed amount paid on a daily basis.
B. Salary refers to the varying amount paid on a daily basis.
C. Salary refers to the fixed amount paid on a weekly, bi-weekly, or monthly basis.
D. None of the above
Answer» D. None of the above
55.

Q: Which statement best describes the electronegativity of an element?

A. Electronegativity of an atom is it's ability to produce energy while losing an electron.
B. Electronegativity of an atom is it's ability to attract electrons during bond formation.
C. Electronegativity of an atom is it's ability to lose electrons during cation formation.
D. Electronegativity of an atom is it's ability to share electrons during a covalent bond formation.
Answer» C. Electronegativity of an atom is it's ability to lose electrons during cation formation.
56.

Q: Which statement about the Supreme Court is true?

A. The court hears all cases for which two or more justices agree that the case has merit.
B. The court decides which cases it will hear. In deciding cases, the chief justice’s vote counts as two votes.
C. Every case appealed to the Supreme Court is ruled upon by the court.
D. The court can hear only cases that have worked their way up from local courts.
Answer» C. Every case appealed to the Supreme Court is ruled upon by the court.
57.

Q: Which statement about greek sculpture is false?

A. The Greeks admired the strength and precision of athletes and wanted to portray athletic figures.
B. The three main principles of Greek aesthetics are proportion, movement, and rhythm.
C. Greeks sculptures are typically stiffly posed, highly styled figures.
D. All the above
Answer» D. All the above
58.

Q: Which State's chief minister has announced five lakh rupees health-cum-life insurance scheme for farmers in the state?

A. Telangana
B. Uttar Pradesh
C. Gujarat
D. Andhra Pradesh
Answer» B. Uttar Pradesh
59.

Q: Which state has won the 'Best Tourism State' national award 2017 ?

A. Maharashtra
B. Karnataka
C. Tamilnadu
D. Madhya Pradesh
Answer» E.
60.

Q: Which state has established India's first Centre for Animal Law  ?

A. Madhya Pradesh
B. Uttar Pradesh
C. Maharashtra
D. Telangana
Answer» E.
61.

Q: Which State Government has approved one per cent reservation for orphans in government jobs under general category?

A. Haryana
B. Maharashtra
C. Madhya Pradesh
D. Uttar Pradesh
Answer» C. Madhya Pradesh
62.

Q: Which stage of cellular respiration produces the most ATP?

A. Glycolysis
B. Kreb's cycle
C. Electron transport chain
D. All the above
Answer» D. All the above
63.

Q: Which solution is most concentrated?

A. 6 g of solute in 10 ml of solution
B. 20.5 g of solute in 50 ml of solution
C. 30 g of solute in 120 ml of solution
D. 2.6 g of solute in 2 ml of solution
Answer» E.
64.

Q: Which Soil is Suitable for Agriculture?

A. Alluvial Soils
B. Red Soils
C. Sandy Soils
D. Peaty Soils
Answer» B. Red Soils
65.

Q: Which sociological perspective is most closely linked to microsociology?

A. symbolic interactionism
B. the feminist perspective
C. structural functionalism
D. the conflict perspective
Answer» B. the feminist perspective
66.

Q: Which sentence describes a legislative referendum?

A. Voters approve a measure that is nonbinding and can be ignored.
B. Voters approve or reject a proposal without the legislature.
C. Voters sign a petition to gather support for an issue.
D. A legislature passes a bill that must be approved by voters.
Answer» E.
67.

Q: Which revolutionary died after a 64 days fast in jail?

A. Jatin Das
B. Pulin Das
C. Subhash Chandra bose
D. Both A & B
Answer» B. Pulin Das
68.

Q: Which region specializes in diamonds?

A. Sub-Saharan Africa
B. Central america
C. Middle east Europe
D. South America
Answer» B. Central america
69.

Q: Which process removes carbon dioxide from the atmosphere?

A. Combustion
B. Photosynthesis
C. Respiration
D. All of the above
Answer» C. Respiration
70.

Q: Which player has won the Gold Medal at World Badminton Championship 2017 ?

A. Nozomi Okuhara
B. Saina Nehwal
C. Carolina Marin
D. P V Sindhu
Answer» B. Saina Nehwal
71.

Q: Which player has become the first left-arm spinner to take 400 wickets in Test cricket ?

A. Ravindra Jadeja
B. Mitchell Starc
C. Rangana Herath
D. Kuldeep Yadav
Answer» D. Kuldeep Yadav
72.

Q: Which planet experiences the volcano with the name of "Arsia Mon"  ?

A. Earth
B. Mars
C. Jupiter
D. None
Answer» C. Jupiter
73.

Q: Which Payments Bank becoming the first bank to offer cash backs on deposits  ?

A. Postal Payments Bank
B. Airtel Payments Bank
C. Aditya Birla Payments Bank
D. Paytm Payments Bank
Answer» E.
74.

Q: Which part of the respiratory system does emphysema damage?

A. Nose
B. Lungs
C. Trachea
D. Mouth
Answer» C. Trachea
75.

Q: Which pair of atoms has the highest electronegativity difference?   (Calcium's electronegativity is 1.0 Fluorine's electronegativity is 4.0 Hydrogen's electronegativity is 2.2 Sodium's electronegativity is 0.93)

A. F-F
B. Ca-F
C. H-F
D. Na-F
Answer» E.
76.

Q: Which organisation among the following gave a slogan "Hyderabad for Hyderabadies" ?

A. Ittehadul Musleemeen
B. Jameeyat Riya Mame Nizam
C. Deccan-e-Shabbir
D. Jamia Islamia
Answer» C. Deccan-e-Shabbir
77.

Q: Which one of the following scripts of ancient India was written from right to left ?

A. Brahmi
B. Kharoshti
C. Nandnagari
D. Sharada
Answer» C. Nandnagari
78.

Q: Which one of the following is used to induce artificial rain ?

A. Potassium Nitrate
B. Ammonium chloride
C. Calcium carbonate
D. Silver lodide
Answer» E.
79.

Q: Which one of the following began with the Dandi March ?

A. Civil disobedience Movement
B. Quit India Movement
C. Non-Cooperation Movement
D. Home rule Movement
Answer» B. Quit India Movement
80.

Q: Which of these was a goal of unions?

A. union ownership of business
B. government ownership of business
C. a shorter workweek
D. government reform
Answer» D. government reform
81.

Q: Which of these relationships is true of an uncharged atom?

A. The atomic mass is equal to the atomic number.
B. The number of electrons is equal to the number of neutrons.
C. The number of protons is equal to the number of electrons.
D. The atomic mass is equal to the number of electrons.
Answer» D. The atomic mass is equal to the number of electrons.
82.

Q: Which of these molecules are polar? Check all that apply.

A. SO2
B. CH2Cl2
C. PCl3
D. All the above
Answer» E.
83.

Q: Which of these is not related to the great depression?

A. Drop in profits
B. Drop in income
C. Drop in tax revunes
D. Drop in health
Answer» E.
84.

Q: Which of these is unique to flowering plants?

A. double fertilization
B. an embryo surrounded by nutritive tissue
C. haploid gametophytes
D. pollen production
Answer» B. an embryo surrounded by nutritive tissue
85.

Q: Which of these is not a function of the kidneys?

A. The kidneys regulate the plasma volume
B. The kidneys help to regulate blood pressure
C. The kidneys help control the rate of red blood cell production
D. The kidneys deactivate vitamin D and stimulate the activity of osteoclasts
Answer» E.
86.

Q: Which of these is an example of negative feedback?

A. After you eat, insulin stimulates the lowering of blood sugar levels.
B. Once labor begins, contractions increase in frequency and intensity.
C. After you eat, glucagon stimulates an increase in blood sugar levels.
D. As a blood clot begins to form, the process of its formation gets faster and faster.
Answer» B. Once labor begins, contractions increase in frequency and intensity.
87.

Q: Which of these is an example of government corruption?

A. tax revenue
B. contracting
C. cronyism
D. all the above
Answer» D. all the above
88.

Q: Which of these is a receptor molecule?

A. A
B. B
C. C
D. E
Answer» C. C
89.

Q: Which of these is a human disease caused by bacteria?

A. TB
B. Ascariasis
C. Chickenpox
D. Common cold
Answer» B. Ascariasis
90.

Q: Which of these illustrates the Secondary Structure of a Protein?

A. A
B. B
C. C
D. D
Answer» C. C
91.

Q: Which of these does not contain a structural protein?

A. Tendons
B. Ovalbumin
C. Muscles
D. Ligaments
Answer» C. Muscles
92.

Q: Which of the following virus overtake computer system, when it boots and destroy information  ?

A. System infectors
B. Trojan
C. Stealth virus
D. Boot infectors
Answer» D. Boot infectors
93.

Q: Which of the following Valleys is known as "Paradise of Earth" ?

A. Kullu Valley
B. Doon Valley
C. Kangra Valley
D. Kashmir Valley
Answer» E.
94.

Q: Which of the following uses a Non Renewable Energy Source?

A. Wind Mill Power Plant
B. Hydro Electric Plant
C. Nuclear Power Plant
D. Tidal Power Plant
Answer» D. Tidal Power Plant
95.

Q: Which of the following things was illegalised by India Act 5th of 1843 ?

A. Sati Pratha
B. Slavery
C. Polygamy
D. Child marriage
Answer» C. Polygamy
96.

Q: Which of the following team has won the 37th and final edition of the Hockey Champions Trophy at Breda, the Netherlands?

A. India
B. Australia
C. Brazil
D. The Netherlands
Answer» C. Brazil
97.

Q: Which of the following statements describes the glycemic index of foods?

A. the extent to which a given food raises blood glucose and insulin levels
B. the amount of insulin required to metabolize 100 grams of glucose
C. an individual’s glucose/insulin ratio in a fasted state
D. the glucose content of a given food
Answer» B. the amount of insulin required to metabolize 100 grams of glucose
98.

Q: Which of the following rivers have almost the same point of emerging ?

A. Tapi and Beas
B. Brahmaputra and Ganga
C. Indus and Ganga
D. Brahmaputra and Indus
Answer» E.
99.

Q: Which of the following river empties into the Arabian Sea?

A. Ganga
B. Yamuna
C. Indus
D. Kaveri
Answer» D. Kaveri
100.

Q: Which of the following represents a positive economic statement?

A. The government should extend unemployment benefits.
B. The unemployment rate is too high.
C. Taxes should not be increased since that will lower spending.
D. The unemployment rate is 4.8 percent.
Answer» E.