Explore topic-wise MCQs in Biology.

This section includes 5751 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

4351.

Which of the following dietary elements produces the most energy?

A. Carbohydrates
B. fat
C. protein
D. minerals
Answer» C. protein
4352.

Which of the following diet is injurious to health?

A. saturated fatty acids
B. unsaturated fatty acids
C. mineral salts
D. mannose sugar
Answer» B. unsaturated fatty acids
4353.

What is a group of degenerative diseases?

A. AIDS, Jaundice, Malaria
B. Jaundice, Malaria, Measles
C. diabetes, heart attack, arthritis
D. none of these
Answer» D. none of these
4354.

Allergies occur?

A. antigen-immune reaction
B. from inflammation of the upper respiratory tract
C. from a sensitive antigen
D. from pollen grains
Answer» D. from pollen grains
4355.

Taking 'Isabgol husk' with water gives relief from which disease?

A. Jaundice
B. flu
C. diarrhea
D. none of these
Answer» D. none of these
4356.

Is blood cancer?

A. anemia
B. Polycythemia
C. leukemia
D. none of these
Answer» D. none of these
4357.

What are the units of protein?

A. amino acids
B. Monosaccharides
C. glycerol
D. Disaccharides
Answer» B. Monosaccharides
4358.

Which of the following elements (besides C, H, O) are present in proteins?

A. Calcium and molybdenum
B. sodium and potassium
C. Nitrogen and Sulfur
D. Calcium and Phosphorus
Answer» D. Calcium and Phosphorus
4359.

Hepatitis-A virus is transmitted by?

A. Wind
B. meal
C. water
D. none of these
Answer» D. none of these
4360.

Kala-azar disease is spread by whom?

A. ascaris
B. Trypanosoma
C. leishmania
D. bacteria
Answer» C. leishmania
4361.

Which of the following diseases is not transmitted by mosquito?

A. meningitis
B. Malaria
C. typhoid
D. Dengue
Answer» D. Dengue
4362.

Which of the following is the best source of protein?

A. lentils
B. Peas
C. Soybean
D. Mushrooms
Answer» D. Mushrooms
4363.

What are essential amino acids?

A. that are synthesized in the body
B. which are not synthesized in the body
C. which are necessary only for children
D. from which proteins are made
Answer» C. which are necessary only for children
4364.

Those humans who want to build muscle mass should eat more of which of the following?

A. protein
B. fat
C. Vitamins
D. minerals
Answer» C. Vitamins
4365.

In which state is sugar stored in the body of animals?

A. Mand
B. glycogen
C. glucose
D. glucagon
Answer» C. glucose
4366.

A child who is suffering from Kwashiorkor should eat more of which of the following?

A. rice
B. green vegetables
C. lentils
D. Apple
Answer» D. Apple
4367.

Which of the following is a carbohydrate present in the cell wall of a plant cell?

A. Mand
B. cellulose
C. glycogen
D. Fructose
Answer» C. glycogen
4368.

Which of the following is the sweetest sugar?

A. D-fructose
B. glucose
C. D-maltose
D. sucrose
Answer» B. glucose
4369.

Which of the following sugars is present in germinating seeds?

A. galactose
B. Maltos
C. sucrose
D. Fructose
Answer» C. sucrose
4370.

Which of the following sugars is mainly present in honey?

A. galactose
B. Maltos
C. Fructose
D. sucrose
Answer» D. sucrose
4371.

study in human pathology?

A. medicine
B. worms
C. blood
D. Various diseases and factors of human
Answer» E.
4372.

The branch of biology that deals with the identification, naming and classification of living organisms?

A. Exobiology
B. ecology
C. toxicology
D. Classification
Answer» E.
4373.

Which of the following food elements should be on your plate in the most quantity?

A. lentils
B. rice
C. fish
D. Egg
Answer» C. fish
4374.

Who is known as the father of Indian embryology?

A. Pro. Iyengar
B. Sir J. C. Bose
C. Pro. P. Maheshwari
D. Pro. Birbal Sawhney
Answer» D. Pro. Birbal Sawhney
4375.

Under which branch of botany do we study the age of trees?

A. Dendrochronology
B. grass science
C. pharmacology
D. pollen science
Answer» B. grass science
4376.

Genetic engineering is related to?

A. euphanicus
B. euthanicus
C. Sujanniki
D. suitable all
Answer» D. suitable all
4377.

Who used the word biology?

A. Aristotle
B. Lamarck and Trevirenas
C. Purkinje
D. Huxley
Answer» C. Purkinje
4378.

Do you study botany?

A. beneficial effects of plants
B. harmful effects of plants
C. complete study of plants
D. neither of the above
Answer» D. neither of the above
4379.

The science of analyzing the growth of annual rings to determine the age of plants is called?

A. cambranchology
B. tree science
C. medology
D. none of these
Answer» C. medology
4380.

Forest management comes under?

A. sericulture
B. selviculture
C. Apiculture
D. Alericulture
Answer» C. Apiculture
4381.

What do the engineering and technical sciences used in biology do?

A. Biotechnology
B. the biology
C. pathology
D. genetic engineering
Answer» E.
4382.

Studied in microbiology or microbiology?

A. of animals
B. of plants
C. microscopic plant
D. microscope of plants and animals
Answer» E.
4383.

In which branch of science fossils are studied?

A. ecology or ecology
B. ethnology
C. paleontology
D. neither of the above
Answer» D. neither of the above
4384.

Exobiology is studied under?

A. of life in the air
B. epidermal
C. terrestrial
D. life on another planet
Answer» E.
4385.

The study of reptiles is called?

A. ichthyology
B. Herpetology
C. spermatology
D. none of these
Answer» C. spermatology
4386.

The study of human population growth is called?

A. Demography
B. Geography
C. ethnology
D. of sociology
Answer» B. Geography
4387.

Metamorphosis is studied?

A. in neurology
B. in Embryology
C. in cardiology
D. physiology
Answer» C. in cardiology
4388.

What is the movement of plants?

A. gravitation
B. hydrotropism
C. phototropism
D. all these
Answer» E.
4389.

Calcitonin secreted by the parathyroid controls the balance of

A. potassium
B. Iodine
C. calcium
D. iron
Answer» D. iron
4390.

What is the basic characteristic of life?

A. Energy dynamics
B. growth and reproduction
C. Customization
D. all these
Answer» C. Customization
4391.

What are the characteristics of living beings, on the basis of which they are different from non-living?

A. sensitivity
B. compatibility
C. growth and development
D. all these
Answer» E.
4392.

Biomaterials are included in?

A. Capillary
B. nucleus
C. (A
D. apoplastic
Answer» D. apoplastic
4393.

What can be called life?

A. is intangible
B. The biological condition of the protoplasm is
C. The word that separates the living from the non-living
D. All of the above
Answer» E.
4394.

Algaeology is studied in?

A. Lichen
B. Chewal
C. ridge
D. ficus
Answer» C. ridge
4395.

How do endocrine glands work?

A. by enzyme
B. by vitamin
C. by hormones
D. by mineral salts
Answer» D. by mineral salts
4396.

Which hormone is needed for the balanced growth of the body, which is secreted?

A. anterior body of pituitary gland
B. posterior body of pituitary gland
C. from thyroid
D. from the adrenal
Answer» B. posterior body of pituitary gland
4397.

What is the normal brain weight of a person?

A. 1.5 kg
B. 3.5kg
C. 4.0 kg
D. 4.5 kg
Answer» B. 3.5kg
4398.

Which part of the brain has increased in size the most during evolution?

A. Forebrain
B. Midbrain
C. Hindbrain
D. none of these
Answer» B. Midbrain
4399.

Gland in which growth hormone is made?

A. Piyush
B. thymus
C. thyroid
D. adrenal
Answer» B. thymus
4400.

Parathormone induces?

A. increase blood sugar
B. decrease in serum calcium
C. increasing the amount of calcium in the serum
D. decrease blood sugar
Answer» C. increasing the amount of calcium in the serum