Explore topic-wise MCQs in General Knowledge.

This section includes 1412 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.

1.

Who is known as father of genetics

A. Charles Darwin
B. Louis Pasteur
C. Gregor Mendel
D. Jean Baptiste Lamarck
Answer» D. Jean Baptiste Lamarck
2.

Q: Which type of Stem modification is seen in banana ?

A. Rhizome
B. Stem tuber
C. Corn
D. Bulb
Answer» B. Stem tuber
3.

Q: Which of the following occurred in the presence of tetrodotoxin?

A. The number of action potentials decreased.
B. The size of the action potential increased.
C. The number of action potentials increased.
D. The size of the action potential decreased.
Answer» B. The size of the action potential increased.
4.

Q: Variable number of tandem repeats (VNTRs) in the DNA molecule are highly useful in

A. Recombinant DNA technology
B. Monoclonal antibody production
C. Stemcell culture
D. DNA fingerprinting
Answer» E.
5.

Q: The water readily available to plants for absorption by roots is

A. Gravitational water
B. Rain water
C. Hygroscopic water
D. Capillary water
Answer» E.
6.

Q: The sex of a newborn baby is determined by the chromosome inherited from

A. The Father
B. The Mother
C. The Father's Father
D. Both A & B
Answer» B. The Mother
7.

Q: The enzyme that is necessary to bring about clotting of blood is

A. peptidase
B. amylase
C. lipase
D. thrombokinase
Answer» E.
8.

Q: Statement which is true about bacteria ?

A. All bacteria are autotrophs
B. Most of them are heterotrophs but some are autotrophs
C. All bacteria heterophs
D. All bacteria are photosynthetic
Answer» C. All bacteria heterophs
9.

Q: Oath taken by medical graduates is given by-

A. Theophrastus
B. Aristotle
C. Darwin
D. Hippocrates
Answer» E.
10.

Q: In which of the following mammals estrous cycle is absent ?

A. Rabbit
B. Horse
C. Cow
D. Monkey
Answer» E.
11.

Q: During rainy season wooden doors are difficult to open or closure because of  ?

A. Imbibition
B. Plasmolysis
C. Diffusion
D. Osmosis
Answer» B. Plasmolysis
12.

Which among the following is the food tube?_x005F_x000D_

A. Thymus
B. Aorta
C. Larynx
D. Oesophagus
Answer» E.
13.

ZIKA virus which causes neurological birth disorders is transmitted by

A. Rat bites
B. Mosquito bites
C. Snake bites
D. Monkey bites
Answer» C. Snake bites
14.

Zika virus which damages the brain of the foetus is

A. Mosquito borne
B. Water borne
C. Air borne
D. Food borne
Answer» B. Water borne
15.

Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.

A. Shoots, Roots,
B. Roots, Shoots
C. Stems, Leaves
D. Leaves, Stems
Answer» C. Stems, Leaves
16.

You can See, Smell and Taste microorganisms.

A. 1
B.
C.
D.
Answer» C.
17.

Yellow fever is mainly transmitted among humans by

A. Female mosquito bite
B. Male mosquito bite
C. Water
D. Air
Answer» B. Male mosquito bite
18.

Yellow color of urine is due to presence of

A. Bile juice
B. Urochrome
C. Lymph
D. Cholesterol
Answer» C. Lymph
19.

Yeast used in making bread is a

A. Fungus
B. Bacteria
C. Seed
D. Plant
Answer» B. Bacteria
20.

Xylem helps in transportation of which of the following?

A. Food
B. Water
C. Nutrients
D. Both food and water
Answer» C. Nutrients
21.

Yeast and mushrooms are the examples of organisms of which kingdom?_x005F_x000D_

A. Fungi
B. Monera
C. Plantae
D. Protista
Answer» B. Monera
22.

Yeast is a ______________

A. Bacteria
B. Fungi
C. Algae
D. Bryophyte
Answer» C. Algae
23.

X leaves his house facing west, drives 100 km, then turns right and drives 100 km. He then turns left and drives 50 km. In which direction is X facing in relation to his starting point?

A. North east
B. South west
C. South east
D. North west
Answer» E.
24.

With which of the following body organ is 'pace-maker' associated?

A. Liver
B. Brain
C. Heart
D. Lungs
Answer» C. Heart
25.

Why do the desert plants take up the carbon dioxide for photosynthesis at night?

A. To prevent water loss
B. To enhance carbon absorption
C. To release excess oxygen
D. No option is correct
Answer» B. To enhance carbon absorption
26.

Why are yeast cells frequently used as hosts for cloning?

A. they are eukaryotic cells
B. they do not have plasmids
C. only yeast cells allow the gene to be cloned
D. they easily form colonies
Answer» B. they do not have plasmids
27.

Who is known as father of  Biology

A. Aristotle
B. Darwin
C. Lamark
D. Linneus
Answer» B. Darwin
28.

Who is known as father of medicine

A. Aristotle
B. Theophrastus
C. Hippocrates
D. Edward Jenner
Answer» D. Edward Jenner
29.

Who discovered the monomers of nucleic acids?

A. James Watson, Francis Crick, and Rosalind Franklin
B. Friedrich Miescher
C. Phoebus Levene
D. Gerardus Johannes Mulder and Jöns Jacob Berxelius
Answer» D. Gerardus Johannes Mulder and Jöns Jacob Berxelius
30.

Who expanded the cell theory and suggested that all the cells arise from pre-existing cells?_x005F_x000D_

A. T. Schwann
B. M. Schleiden
C. J. E. Purkinje
D. Rudolf Virchow
Answer» E.
31.

Who discovered the ABO blood group system?

A. Karl Koller
B. Maurice Hilleman
C. Karl Landsteiner
D. Edward Jenner
Answer» D. Edward Jenner
32.

Who discovered Nitrogen?

A. Faraday
B. Heisenberg
C. Hooke
D. Rutherford
Answer» E.
33.

Who coined the term ‘protoplasm’ for the fluid substance of the cell?_x005F_x000D_

A. Robert Hooke
B. Robert Brown
C. J.E Purkinje
D. M. Schleiden
Answer» D. M. Schleiden
34.

Which would provide the body with the most energy?

A. Breaking a single carbon bond
B. Forming bonds between two amino acids
C. Creating bonds to form a carbohydrate
D. Breaking the bonds in a monosaccharide
Answer» E.
35.

Which word best describes the structure of the cell membrane?

A. Rigid
B. Impermeable
C. Nonpolar
D. Layered
Answer» E.
36.

Which Vitamins are those, if taken in excess can be dangerous as they are stored in the body?

A. B Complex
B. E and C
C. B and C
D. A and D
Answer» E.
37.

Which Vitamin is essential for the absorption of calcium?_x005F_x000D_

A. Vitamin E
B. Vitamin A
C. Vitamin D
D. Vitamin C
Answer» D. Vitamin C
38.

Which Vitamin is obtained from Sun rays?

A. Vitamin A
B. Vitamin C
C. Vitamin K
D. Vitamin D
Answer» E.
39.

Which vitamin among the following is crucial for blood clotting?

A. Vitamin B12
B. Vitamin D
C. Vitamin A
D. Vitamin E
Answer» B. Vitamin D
40.

Which virus is not associated with cancer?

A. Epstein-Barr virus
B. Papillomavirus
C. Retrovirus
D. Hepatitis virus
Answer» D. Hepatitis virus
41.

Which Virus causes Chicken Pox?

A. Rubella Virus
B. Herpes Zoster Virus
C. Rabies
D. Variola Virus
Answer» C. Rabies
42.

Which vaccine company has developed Typbar Typhoid Conjugate vaccine that has received pre – qualification from the World Health Organisation (WHO)for global use ?

A. Panacea Biotech
B. Bharat Biotech
C. Biocon
D. Bharat Serums and Vaccines
Answer» C. Biocon
43.

Which vaccine is primarily used against tuberculosis?

A. BCG
B. DPT
C. HiB
D. Varicella
Answer» B. DPT
44.

Which type of Stem modification is seen in banana ?

A. Rhizome
B. Stem tuber
C. Corn
D. Bulb
Answer» B. Stem tuber
45.

Which type of simple sugar is found primarily in fruit?

A. Sucrose
B. Fructose
C. Maltose
D. Lactose
Answer» C. Maltose
46.

Which type of reproduction allows for greater variation to be generated?

A. Sexual reproduction
B. Asexual reproduction
C. Binary fission
D. Multiple fission
Answer» B. Asexual reproduction
47.

Which type of permanent tissue helps the aquatic plants to float?

A. Aerenchyma
B. Collenchyma
C. Sclerenchyma
D. No option is correct
Answer» B. Collenchyma
48.

Which type of pathogen causes the water­borne disease Salmonellosis?

A. Algal
B. Parasitic
C. Bacterial
D. Viral
Answer» D. Viral
49.

Which type of pathogen causes the water­borne disease Hepatitis­A?

A. Parasitic
B. Viral
C. Protozoan
D. Bacterial
Answer» C. Protozoan
50.

Which type of pathogen causes the water­borne disease Cholera?

A. Algal
B. Bacterial
C. Protozoan
D. Viral
Answer» C. Protozoan