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.

351.

Fungi are always-

A. Saprophytic
B. Parasitic
C. Autotrophic
D. Hetrotrophic
Answer» E.
352.

White blood corpuscles are used by our body ?

A. To help liver work
B. To combat infection
C. To carry oxygen
D. To dissolve protiens
Answer» C. To carry oxygen
353.

"Acetylsalicylic Acid" is commonly known as

A. Wintergreen
B. Salsalate
C. Aspirin
D. Paracetamol
Answer» D. Paracetamol
354.

With which deficiency Xerophthalmia is caused ?

A. Vitamin a
B. Vitamin b
C. Vitamin c
D. Vitamin k
Answer» B. Vitamin b
355.

Nuclear membrane is absent in ?

A. Prokaryotes
B. Eukaryotes
C. Protozoans
D. None of these
Answer» B. Eukaryotes
356.

Which one of the following air pollution can affect blood stream leading to death ?

A. Lead
B. Carbon monodioxide
C. Asbestos dust
D. Cadmium
Answer» C. Asbestos dust
357.

What is movement of cell against concentration gradient is called

A. Diffusion
B. Passive transport
C. Active transport
D. Osmosis
Answer» D. Osmosis
358.

Insulin controls the metabolism of -

A. Carbohydrates
B. Sugars
C. Fats
D. Proteins
Answer» C. Fats
359.

Which of the following is a physical basis of life ?

A. Mitochondria
B. Protoplasm
C. Ribosome
D. Nucleus
Answer» C. Ribosome
360.

Which of has following group of gases contribute to the 'Green House Effect' ?

A. Carbon dioxide and methane
B. Carbon tetrafluoride and nitrous oxide
C. Carbon monoxide and sulphur dioxide
D. Ammonia and ozone
Answer» B. Carbon tetrafluoride and nitrous oxide
361.

Wisdom teeth are-

A. Last molras
B. Incisors
C. Last premolars
D. Canines
Answer» B. Incisors
362.

Among the biotic components of the ecosystem, the producer system is ?

A. Green plants
B. Animals
C. Sea
D. Rivers
Answer» B. Animals
363.

How much plasma Human blood contains ?

A. 65%
B. 70%
C. 75%
D. 80%
Answer» B. 70%
364.

Cirrhosis is a disease that affects which among the following organs ?

A. Liver
B. Small intestine
C. Kidney
D. Pancreas
Answer» B. Small intestine
365.

Which among the following kinds of lenses are used to treat Astigmatism ?

A. Convex lens
B. Concave lens
C. Bifocal lens
D. Cylindrical
Answer» E.
366.

Which among the following lens is used to treat Presbyopia ?

A. Concave lens
B. Convex lens
C. Bifocal lens
D. Cylindrical
Answer» D. Cylindrical
367.

Name of the first successfully cloned deer ?

A. Drarar
B. Drewn
C. Delor
D. Dewey
Answer» E.
368.

What is Pollination ?

A. Transfer of pollen from anther to stigma
B. Germination of pollen grains
C. Visiting flowers by insects
D. Growth of pollen tube in ovule
Answer» B. Germination of pollen grains
369.

10 gram of haemoglobin/100 gram of blood

A. 10 gram of haemoglobin/100 gram of blood
B. 14 gram of haemoglobin/100 gram of blood
C. 18 gram of haemoglobin/100 gram of blood
D. 24 gram of haemoglobin/100 gram of blood
Answer» C. 18 gram of haemoglobin/100 gram of blood
370.

Which blood group is known as Universal donor ?

A. A+
B. B+
C. Ab
D. O
Answer» E.
371.

Which one of the following is the sweetest natural sugar ?

A. Fructose
B. Lactose
C. Glucose
D. Sucrose
Answer» B. Lactose
372.

Which one of the following disease is not transmitted by tiger mosquitoes ?

A. Yellow fever
B. Dengue
C. Japanese encephalitis
D. Chikungunya
Answer» D. Chikungunya
373.

The acidic medium of gastric juice along with an enzyme Pepsin breaks the proteins down into smaller parts known as ?

A. Peptose
B. Amino acids
C. Peptones
D. Peptides
Answer» D. Peptides
374.

Which crop helps in nitrogen fixation ?

A. Maize
B. Beans
C. Rice
D. Potatoes
Answer» C. Rice
375.

What is Myopia ?

A. Long sightedness
B. Short sightedness
C. Colour blindness
D. Night blindness
Answer» C. Colour blindness
376.

Study of flowers is called-

A. Anthology
B. Agrosteology
C. Phenology
D. Polynology
Answer» B. Agrosteology
377.

The term Biology was first coined by-

A. Aristotle
B. Darwin
C. Lamark
D. Lamark and treviranus
Answer» E.
378.

Branch of agriculture concerned with the production of crops-

A. Agrotology
B. Agronomy
C. Agrostology
D. Anthropology
Answer» C. Agrostology
379.

The science related with the study of living-

A. Physics
B. Chemistry
C. Biology
D. Mathematics
Answer» D. Mathematics
380.

Oath taken by medical graduates is given by-

A. Aristotle
B. Theophrastus
C. Hippocrates
D. Darwin
Answer» D. Darwin
381.

Phycology is the branch of Botany in which we study about-

A. Algae
B. Fungi
C. Ecology
D. Virus
Answer» B. Fungi
382.

Silvicultural is the branch of botany in which we study about-

A. Culture of algae
B. Development of forest
C. Culture of fungi
D. Silciphida plant
Answer» C. Culture of fungi
383.

Who is known as "Father of Biology"-

A. Aristotle
B. Darwin
C. Lamark
D. Purkenja
Answer» B. Darwin
384.

Agro forestry is-

A. Growing tree for forest
B. Growing tree after cutting crop
C. Growing of tree with cultivation of crop in the same field
D. None of these
Answer» D. None of these
385.

Spermology is the study of-

A. Seed
B. Leaf
C. Fruit
D. Pollen grains
Answer» B. Leaf
386.

Study of fruit is called-

A. Spermology
B. Anthology
C. Pedology
D. Pomology
Answer» E.
387.

Study of internal structure of plant-

A. Morphology
B. Anatomy
C. Ecology
D. Taxonomy
Answer» C. Ecology
388.

Plant which grow in saline soil are-

A. Xerophytes
B. Hydrophytes
C. Halophytes
D. Succulents
Answer» D. Succulents
389.

Who is known as "Father of Zoology"-

A. Darwin
B. Lamark
C. Aristotle
D. Theophrastus
Answer» D. Theophrastus
390.

Study of external structure and their form is called-

A. Morphology
B. Anatomy
C. Ecotogy
D. Phycology
Answer» B. Anatomy
391.

Distribution of plant on the various part of earth-

A. Biogeography
B. Zoogeography
C. Phytogeography
D. Geography
Answer» D. Geography
392.

Embryo is found in-

A. Flower
B. Leaves
C. Seeds
D. Buds
Answer» D. Buds
393.

Branch of biology in which we study about cultivation of flowering plant-

A. Phenology
B. Floriculture
C. Agronomy
D. Botany
Answer» C. Agronomy
394.

The book Historia Plantrum is written by-

A. Aristotle
B. Theophrastus
C. Hippocrates
D. Darwin
Answer» C. Hippocrates
395.

The edible part of garlic is-

A. Tunic
B. Reduced stem
C. Fleshy scales
D. Base of in floresence
Answer» D. Base of in floresence
396.

Aristoltle is not known as-

A. Father of biology
B. Father of zoology
C. Founder of embryology
D. Father of botany
Answer» E.
397.

Study of pollen grains is called-

A. Pomology
B. Polynology
C. Phycology
D. Mycology
Answer» C. Phycology
398.

Water is conducted in vascular plant by-

A. Phloem tissue
B. Parenchyma tissue
C. Meristems
D. Xylem tissue
Answer» E.
399.

Agrostology is the stud

A. Seed of oil
B. Crop
C. Grass
D. Fruits
Answer» D. Fruits
400.

Branch of biology which deals with the study of identification, nomenculture and classification of organism is-

A. Exobiology
B. Ecology
C. Taxonomy
D. Toxicology
Answer» D. Toxicology