Explore topic-wise MCQs in GK.

This section includes 134 Mcqs, each offering curated multiple-choice questions to sharpen your GK knowledge and support exam preparation. Choose a topic below to get started.

1.

Which part of animal cell is called powerhouse?

A. Mitochondria
B. Entire cell
C. Cell wall
D. Nucleus
Answer» B. Entire cell
2.

The disease ' athlete foot' is caused by

A. Protozoa
B. Virus
C. Bacteria
D. Fungi
Answer» E.
3.

Cytology is:

A. Study of cells
B. Study of demography
C. Study of bacteria
D. Study of crops
Answer» B. Study of demography
4.

Blood is an

A. Connective tissue
B. Epithelial tissue
C. Both of the above
D. None of the above
Answer» B. Epithelial tissue
5.

Goiter / excessive growth of thyroid gland causes by the deficiency of:

A. Calcium
B. potassium
C. Iodine
D. Iron
Answer» D. Iron
6.

Bacteria was discovered by

A. Antony van Leeuwenhoek
B. Robert Brown
C. Hugo de Vries
D. Belarus
Answer» B. Robert Brown
7.

Inadequate supply of blood in the human body is called-

A. Anemia
B. Hypermia
C. Hemostasis
D. Hemorrhage
Answer» B. Hypermia
8.

The normal temperature of the human body is:

A. 300 K
B. 310 K
C. 280 K
D. 290 K
Answer» C. 280 K
9.

Commonly heat of the human body in Fahrenheit

A. 98
B. 98.6
C. 97
D. 97.5
Answer» C. 97
10.

Which of the following is correct about cold-blooded animals?

A. Their body temperature remains constant all the time
B. They kill all the animals
C. Their blood remains cold all the time
D. Their body temperature changes in accordance with the atmosphere
Answer» E.
11.

Water from soil enters into root hairs by

A. Capillary Pressure
B. Osmotic Pressure
C. Root Pressure
D. None of the above
Answer» B. Osmotic Pressure
12.

Between small and large human intestine which one is longer?

A. Small intestine
B. Large intestine
C. Both are equal in length
D. Depends on males or female
Answer» E.
13.

The biochemical laboratory of human body is

A. stomach
B. liver
C. intestine
D. kidney
Answer» C. intestine
14.

Carrier of Dengue disease is

A. Aedes mosquito
B. Culex mosquito
C. Housefly
D. Anopheles mosquito
Answer» B. Culex mosquito
15.

Dinosaurs were:

A. Egg - laying mammals
B. Reptiles that became extinct
C. Mammals that became extinct
D. Large herbivorous creatures which gave rise to hippopotamus species
Answer» C. Mammals that became extinct
16.

Artificial Pacemaker is used to cure which of these affected parts in the body?

A. Heart
B. Lungs
C. Bones
D. Liver
Answer» B. Lungs
17.

Which of the following is NOT a part of circulatory system in Human body?

A. Heart
B. Arteries
C. Blood
D. Ligaments
Answer» E.
18.

Name the disease of plant in which leaves, branches, fruits all are affected?

A. Aphids
B. Citrus Canker
C. Spider Mites
D. Mealybugs
Answer» C. Spider Mites
19.

Which of the following enzymes is present in saliva?

A. Pepsin
B. Trypsin
C. Lactase
D. Ptyalin
Answer» E.
20.

Which disease is caused by the deficiency of Vitamin-A?

A. Scurvy
B. Nightblindness
C. Rickets
D. Beri-Beri
Answer» C. Rickets
21.

Which one of the following is NOT linked to the cerebrum?

A. It is a part of forebrain.
B. It has two parts called cerebral hemispheres.
C. It forms the front, superior and lateral side of the brain.
D. It is the largest part constituting 60% of the brain.
Answer» E.
22.

Cynophobia is related with __________.

A. Fear of insects
B. Fear of dogs or rabies
C. Fear of Mirrors
D. Fear of snow
Answer» C. Fear of Mirrors
23.

Pathogenic bacteria secrete

A. Hormones
B. Interferons
C. Antigens
D. Antibodies
Answer» D. Antibodies
24.

A person having blood type B could safely donate blood to persons with blood types

A. A and AB
B. B and AB
C. A and O
D. B and O
Answer» C. A and O
25.

Plants get water through the roots because of,

A. viscosity
B. photosynthesis
C. elasticity
D. capillarity
Answer» E.
26.

The central control of respiratory activity in human body is exercised by

A. medulla oblongata
B. hypothalamus
C. cerebrum
D. Cerebellum
Answer» B. hypothalamus
27.

The average Life span of human red blood cells (R.B.C) is-

A. 60 days
B. 120 days
C. 140 days
D. 40 days
Answer» C. 140 days
28.

Which of the following is responsible for converting milk into curd naturally?

A. Algae
B. Bacterium
C. Virus
D. Fungus
Answer» C. Virus
29.

Soundbox of birds is called____.

A. Larynx
B. Pygostyle
C. Synsacrum
D. Syrinx
Answer» E.
30.

An enzyme produced by HIV that allows the integration of HIV DNA into the host cell s DNA is:

A. Integrase
B. Ligase
C. DNA gyrase
D. Helicase
Answer» B. Ligase
31.

Which of the following glands is present between the lungs?

A. Pituitary
B. Hypothalamus
C. Thymus
D. Pineal
Answer» D. Pineal
32.

Tikka disease is related with the crop

A. Musturd
B. Paddy
C. Ground nut
D. All of these
Answer» D. All of these
33.

Refrigeration is the process, due to which

A. Bacterias are killed
B. Decreases the growth of bacteria
C. Efficiency of bacterial is restrained
D. Bacteria are converted into plasma
Answer» D. Bacteria are converted into plasma
34.

Which of the following is an air-borne disease?

A. Typhoid
B. Pink eye
C. Measles
D. None of the above
Answer» D. None of the above
35.

Which disease is caused by the deficiency of protein?

A. Hypokalemia
B. Dermatosis
C. Goitre
D. Kwashiorkar
Answer» E.
36.

An Active Chemical to remove mosquitoes is

A. Benzene Hexachlorophene
B. Allethrins
C. Atropine
D. 2 -Isopropoxiphimyal
Answer» C. Atropine
37.

Anthophobia is fear of the following

A. Flowers
B. Dogs
C. Boss
D. Fire
Answer» B. Dogs
38.

The organ affected by malaria is

A. Kidney
B. Spleen
C. Heart
D. Lungs
Answer» C. Heart
39.

Which of the following diseases is usually spread with milk?

A. Plague
B. Polio
C. Atanjwar
D. Rohini
Answer» D. Rohini
40.

Which of the following is not a simple permanent tissue?

A. Collenchyma
B. Xylem
C. Cambium
D. Top meristem
Answer» C. Cambium
41.

A person with color blindness shows red color-

A. Yellow
B. Blue
C. Purple
D. Green
Answer» E.
42.

The pH of human blood is

A. 7.5
B. 7.4
C. 8.1
D. 8.4
Answer» C. 8.1
43.

Which of the following provides the highest energy?

A. Water
B. Mineral salts
C. Carbohydrate
D. Vitamin
Answer» D. Vitamin
44.

Harm is caused by ultraviolet radiation coming from the Sun-

A. Lung cancer
B. Oral cancer
C. Skin cancer
D. liver cancer
Answer» D. liver cancer
45.

The secretion of bile juice is from

A. stomach
B. pancreatic
C. salivary gland
D. liver
Answer» E.
46.

In which part of the body is the disorder related to diabetes?

A. Kidney
B. Pancreatic
C. liver
D. Spleen
Answer» C. liver
47.

Which of the following is not a hormone?

A. Insulin
B. Adrenalin
C. Hemoglobin
D. Glucagon
Answer» D. Glucagon
48.

Sponges belongs to the phylum

A. Protozoa
B. Annelida
C. Porifera
D. Cnideria
Answer» D. Cnideria
49.

Which drug is used as an Anti-Anxiety drug?

A. Latanoprost
B. Hydralazine
C. Warfarin
D. Diazepam
Answer» E.
50.

The branch of animal science under which genetic traits and its inheritance are studied is called

A. Ecology
B. Cytology
C. Geology
D. Genetics
Answer» E.