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.

101.

Which organelles in the cell, other than nucleus contains DNA?

A. Centriole
B. Goalgi apparatus
C. Lysosomes
D. Mitochondria
Answer» E.
102.

Which organisms can help to carry out Vermicomposting?

A. Nitrifying Bacteria
B. Earthworms
C. Algae
D. Fungus
Answer» C. Algae
103.

Which organelles are unique to plant cells?

A. Central vacuole
B. Chlorophyll
C. Cell wall
D. All of the above
Answer» E.
104.

Which organelle performs cellular respiration?

A. mitochondria
B. cytolasm
C. chloroplasts
D. All of the above
Answer» B. cytolasm
105.

Which organelle is the control center of a cell?

A. Nucleus
B. Cytoplasm
C. Cell membrane
D. endoplasmic reticulum
Answer» B. Cytoplasm
106.

Which organ produces insulin?

A. Liver
B. Thyroid gland
C. Spleen
D. Pancreas
Answer» E.
107.

Which organ stores fat soluble vitamins?

A. Blood
B. Skin
C. Liver
D. Pancreas
Answer» D. Pancreas
108.

Which organ of human body secretes Insulin?

A. Pancreas
B. Kidney
C. Gall bladder
D. Liver
Answer» B. Kidney
109.

Which organ is not a gland?

A. Adrenal
B. Liver
C. Pituitary
D. Gall bladder
Answer» E.
110.

Which organ is the main digester and absorber of food?_x005F_x000D_

A. Stomach
B. Liver
C. Colon
D. Small intestine
Answer» E.
111.

Which organ has finger like outgrowths which are called as Villi (Singular Villus)?

A. Large Intestine
B. Bladder
C. Small Intestine
D. Stomach
Answer» D. Stomach
112.

Which organ gets affected in Weil's disease?

A. Liver
B. Lungs
C. Heart
D. Kidney
Answer» E.
113.

Which organ filters blood in human body?

A. Lungs
B. Heart
C. Liver
D. Kidneys
Answer» E.
114.

Which organ does detoxification and produces chemicals needed for digestion?

A. Salivary glands
B. Pancreas
C. Thyroid gland
D. Liver
Answer» E.
115.

Which one of the following weeds is effective in controlling water pollution caused by industrial effluents?

A. Parthenium
B. Elephant grass
C. Water hycinth
D. Mogar grass
Answer» B. Elephant grass
116.

Which one of the following vitamins is known as the anti sterile factor  ?

A. Ascorbic acid
B. Riboflavin
C. Niacin
D. Retinol
Answer» C. Niacin
117.

Which one reveals, more appropriately, functioning of the heart?

A. Electrocardiogram
B. Echocardiogram
C. Stethoscope
D. Lipid profile
Answer» C. Stethoscope
118.

Which one of the following tissues is responsible for increase of girth in the stem of a plant?

A. Tracheid
B. Pericycle
C. Intercalary meristem
D. Lateral meristem
Answer» E.
119.

Which one of the following strongly threatens biodiversity?

A. Eragile ecosystems such as mangroves and wetlands
B. Inaccessible habitates in the Himalayas
C. Desstruction of natural habitates and regetation and Jhum cultivation
D. Creation of biosphere reserves
Answer» D. Creation of biosphere reserves
120.

Which one of the following statements about lymph is correct?

A. Lymph is formed due to leakage of blood through capillaries.
B. Lymph contains blood cells such as RBC.
C. Lymph is also circulated by the blood circulating heart.
D. Lymph only transports hormones.
Answer» D. Lymph only transports hormones.
121.

Which one of the following substances is normally found in urine?

A. Blood proteins
B. creatinine
C. red blood cells
D. white blood cells
Answer» C. red blood cells
122.

Which one of the following statements regarding haemoglobin is correct?

A. Haemoglobin present in RBC can carry only oxygen but not carbon dioxide
B. Haemoglobin of RBC can carry both oxygen and carbon dioxide
C. Haemoglobin of RBC can carry only carbon dioxide
D. Haemoglobin is only used for blood clotting and not for carrying gases.
Answer» C. Haemoglobin of RBC can carry only carbon dioxide
123.

Which one of the following pairs about organ/part that helps in locomotion is not correctly matched?

A. Euglena : Flagellum
B. Paramecium : Cilia
C. Nereis : Pseudopodia
D. Starfish : Tubefeet
Answer» D. Starfish : Tubefeet
124.

Which one of the following organisms is dependent on saprophytic mode of nutrition?_x005F_x000D_

A. Agaricus
B. Ulothrix
C. Riccia
D. Cladophora
Answer» B. Ulothrix
125.

Which one of the following is true of tRNAs?

A. tRNAs are double-stranded.
B. There are four types of tRNA.
C. Each tRNA binds a particular amino acid.
D. All of the above
Answer» D. All of the above
126.

Which one of the following is a waterborne disease?_x005F_x000D_

A. Tuberculosis
B. Malaria
C. Cholera
D. All the above
Answer» D. All the above
127.

Which one of the following is a water soluble vitamin?

A. A
B. C
C. K
D. D
Answer» C. K
128.

Which one of the following is a plant hormone?

A. Cytokinin
B. Oestrogen
C. Thyroxin
D. Insulin
Answer» B. Oestrogen
129.

Which one of the following functions is not carried out by smooth endoplasmic reticulum?

A. Transport of materials
B. Synthesis of lipid
C. Synthesis of protein
D. Synthesis of steroid hormone
Answer» D. Synthesis of steroid hormone
130.

Which one of the following hormones is essential for the uptake of glucose by cells in the human body?

A. GH
B. TSH
C. Insulin
D. Cortisol
Answer» D. Cortisol
131.

Which one of the following has a bilateral symmetry in its body organization?

A. Asterias
B. Sea anemone
C. Nereis
D. Euchinus
Answer» B. Sea anemone
132.

Which one of the following forms the base of vegetable fibres?

A. Cellulose
B. Proteins
C. Fats
D. Oils
Answer» B. Proteins
133.

Which one of the following elements is involved in the control of water content of the blood?

A. Potassium
B. Lithium
C. Rubidium
D. Caesium
Answer» B. Lithium
134.

Which one of the following does not directly refer to cholesterol?

A. Low density lipoprotein
B. High density lipoprotein
C. Rhesus factor
D. Packaged protein coat
Answer» D. Packaged protein coat
135.

Which one of the following derives nutrition from plants as a parasite?

A. Malaria Parasite
B. Lice
C. Bryophyllum
D. Cuscuta
Answer» E.
136.

Which one is not the cause of kidney stone formation?

A. Drinking more water
B. Diabetic mellitus
C. Taking nuts rich in oxalate
D. Eating lot of stone forming foods
Answer» B. Diabetic mellitus
137.

Which of these statements is true of the kingdom protista?

A. All are unicellular
B. All are hetertrophic
C. All are autotrophic
D. All are eukaryotic
Answer» E.
138.

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
139.

Which of these is NOT a lipid?

A. Wax
B. Cholesterol
C. RNA
D. Phospholipid
Answer» D. Phospholipid
140.

Which of these phosphorylates ADP to make ATP?

A. E
B. B
C. C
D. A
Answer» B. B
141.

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.
142.

Which of these is Not a Carcinogen?

A. Cadmium
B. Asbestos
C. Benzene
D. All the above
Answer» E.
143.

Which of these is an example of a haploid cells?

A. Sperms
B. Neurons
C. Red blood cells
D. All of the above
Answer» B. Neurons
144.

Which of these is a receptor molecule?_x005F_x000D_

A. A
B. B
C. C
D. E
Answer» C. C
145.

Which of these does not contain a structural protein?

A. Tendons
B. Ovalbumin
C. Muscles
D. Ligaments
Answer» C. Muscles
146.

Which of these is a human disease caused by bacteria?

A. TB
B. Ascariasis
C. Chickenpox
D. Common cold
Answer» B. Ascariasis
147.

Which of the following would cause gene flow?

A. Individuals moving into population
B. Genetic drift
C. Mutation
D. Artificial selection
Answer» B. Genetic drift
148.

Which of these best describes genetic drift?

A. Random fluctuations in the gene frequencies within a population Eliminate
B. The combining of alleles to create more genetic variations within a population
C. The movement of alleles between population
D. A planned method to reduce the number of inferior genes in a population
Answer» B. The combining of alleles to create more genetic variations within a population
149.

Which of the following vitamins is synthesized by intestinal bacteria?

A. Vitamin B
B. Vitamin A
C. Vitamin D
D. Vitamin K
Answer» E.
150.

Which of the following vitamins contain nitrogen?

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