50+ Random Biology MCQ Quiz in which you can't score 100%
50+ Random Biology MCQ Quiz in which you can't score 100%
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Human heart is
A) Neurogenic heart
B) Myogenic heart
C) Pulsating heart
D) Ampullary heart
Spermology is the study of
A) Seed
B) Leaf
C) Fruit
D) Pollen grain
Who is known as father of Zoology
A) Darwin
B) Aristotle
C) Lamark
D) Theophrastus
Animal without red blood cells
A) Frog
B) Earthworm
C) Snake
D) Peacock
The energy released by 1 gram of glucose is
A) 6 kcal
B) 4 kcal
C) 5 kcal
D) 3kcal
13 - Chambered heart occurs in
A) Leech
B) Earthworm
C) Snail
D) Cockroach
The corner of the cells of collenchyma tissue in plant are thickened due to deposition of _____
A) Lignin and suberin
B) Suberin and cutin
C) Cellulose and pectin
D) Chitin and lignin
The phenomenon of summer sleep by animals is called
A) hibernation
B) aestivation
C) laziness
D) lethargy
From the following pairs, find the one which is correctly matched?
A) Scurvy- Thiamine
B) Tuberculosis- ATS
C) Tetanus- BCG
D) Malaria- Chloroquine
Bone deformities occur due to the excess intake of
A) Phosphorus
B) Potassium
C) Fatty acid
D) Fluorine
Name the blood cells in which nucleus is absent
A) Lymphocytes
B) Blood Platelets
C) Monocytes
D) Eosinophils
Hardest Part of the Human Body?
A) Tooth Enamel
B) Femur
C) Temporal bone of skull
D) Knee bone
Number of eyes found in Earthworm..........
A) One
B) Many
C) No eye
D) Two
Nuclear membrane is absent in
A) Volvox
B) Penicillium
C) Agaricus
D) Nostoc
The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?
A) Protein and amino acids
B) Lipids
C) Carbohydrates
D) Amino acids
The outer membrane that covers the brain is
A) Myelin sheath
B) Dura mater
C) Arachnoid membrane
D) Pia mater
Which of the following is an Autotroph?
A) Fish
B) Algae
C) Butterfly
D) Mushroom
Tikka disease is related with the crop:
A) Musturd
B) Paddy
C) Ground nut
D) All of these
The hormone that helps in Parthenocarpy
A) Abscisic acid
B) Gibberellin
C) Ethylene
D) Cytokinin
Which of the following is not an Endocrine Gland?
A) Spleen
B) Pituitary
C) Thyroid
D) Adrenal
Vivipary is defined as germination
A) during storage
B) within the fruit
C) with cotyledons coming out of soil
D) with cotyledons remaining inside the soil
Botany is also known as
A) Phytology
B) Phycology
C) Pedology
D) Plantophyta
What do eukaryotic cells have that prokaryotic cells do not?
A) Nucleus
B) Cytoplasm
C) Ribosomes
D) DNA
Tissue in which cells have lost the capacity of cell division
A) Mesristmatic tissue
B) Permanent tissue
C) Both a and b
D) None of these
The gland that is present close to Trachea
A) Pancreas
B) Liver
C) Adrrenal
D) Thyroid
During rainy season wooden doors are difficult to open or closure because of ?
A) Imbibition
B) Plasmolysis
C) Diffusion
D) Osmosis
What Is The Study Of Cells Called
A) Cellogysm
B) Cytology
C) Cell Biology
D) Both B & C
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
Only movable bone in the skull
A) Occipital bone
B) Frontal bone
C) Mandible
D) Temporal bone
Agrostology is the study of
A) Seed of oil
B) Crop
C) Grass
D) Fruits
Which of the following is a mixed gland
A) Pituitary
B) Adrenal
C) Pancreas
D) Ovary
Which part of Nervous system controls involuntary actions
A) Medulla oblongata
B) Cerebellum
C) Hypothalamus
D) Spinal cord
The rate of heartbeat is accelerated by the hormone
A) adrenaline
B) acetylcholine
C) thyroxine
D) pituitrin
Silviculture 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
The total number of pairs of Peripheral nerves in man are
A) 41
B) 42
C) 43
D) 44
Total salt content in blood is about
A) 1.85 to 1.9%
B) 11.85 to 11.9%
C) 2.85 to 2.9%
D) 0.85 to 0.9%
Which one of the following vitamins is known as the anti sterile factor ?
A) Ascorbic acid
B) Riboflavin
C) Niacin
D) Retinol
Only male frog produce croacking sound because ____
A) Female frog have no larynx
B) Female frog have larynx but no vocal cord
C) Male frog have three pair of vocal cord
D) Male frog can magnify their voice with the help of sound box
Most abundant tissue in the body
A) Connective
B) Nervous
C) Muscular
D) Epithelial
The enzyme that is necessary to bring about clotting of blood is
A) peptidase
B) amylase
C) lipase
D) thrombokinase
Damage to hearing is caused by sounds which exceed
A) 70 decibels
B) 80 decibels
C) 100 decibels
D) 120 decibels
Succus Entericus is secreted by
A) Auerbach's plexus
B) Peyers patches.
C) Brunner's glands
D) Crypts of Lieberkuhn
Which of the following is not a function of cytoskeleton in a cell ?
A) Maintenance of cell shape and structure
B) Intracellular transport
C) Cell motility
D) Support of the organelle
An area of dead myocardial tissue is called
A) an infarct
B) stenosis
C) an induration
D) hypertrophy
The Vitamin required for the synthesis of nucleic acid is
A) Tocoferorl
B) Folic acid
C) Cyanocobalamine
D) Riboflavin
What holds the sides of the DNA ladder together?
A) Polar covalent bonds
B) Ionic bonds
C) Metallic bonds
D) Covalent bonds
Yellow color of urine is due to presence of
A) Bile juice
B) Urochrome
C) Lymph
D) Cholesterol
Excretion is best described as the removal of
A) Undigested material from the digestive tract
B) Metabolic wastes from a cell
C) Toxic wastes by the process of cyclosis
D) Water molecules from dipeptide hydrolysis
Plants growing in sunlight are called
A) sciophytes
B) xerophytes
C) heliophytes
D) hydrophytes
Which of the following is an Abiotic factor?
A) Plants
B) Water
C) Consumers
D) Animals
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