Biology questions - biology questions
Biology question and answer - biology questions
No: 1
Q. Scientist who is known as 'Father of Botany' ?
Ans. Aristotle
No: 2
Q. Who is known as 'Father of Biology' ?
Ans. Aristotle
No: 3
Q. The term Biology was first coined by ?
Ans. Lamark and Treviranus
No: 4
Q. Who is known as 'Father of Zoology' ?
Ans. Aristotle
No: 5
Q. Who is known as 'Father of Medicine' ?
Ans. Hippocrates
No: 6
Q. The term biology is derived from the language ?
Ans. Greek
No: 7
Q. The book Historia Plantrum is written by ?
Ans. Theophrastus
No: 8
Q. Botany is also known as ?
Ans. Phytology
No: 9
Q. Aristoltle is not known as ?
Ans. Father of Zology
No: 10
Q. The book Historia aniimalium is written by ?
Ans. Aristotle
No: 11
Q. The science related with the study of living ?
Ans. Biology
No: 12
Q. Phycology is the branch of Botany in which we study about ?
Ans. Algae
No: 13
Q. Oath taken by medical graduates is given by ?
Ans. Hippocrates
No: 14
Q. Branch of biology in which we study about cultivation of flowering plant ?
Ans. Floriculture
No: 15
Q. Branch of biology in which we study about relationship beetween living and their enviornment ?
Ans. Ecology
No: 16
Q. Study of flowers is called ?
Ans. Anthology
No: 17
Q. Palaeobotany is the branch of Botany is which we study about ?
Ans. Plant fossils
No: 18
Q. Mycology is the branch of botany in which we study about ?
Ans. Fungi
No: 19
Q. Silvicultural is the branch of botany in which we study about ?
Ans. Development of forest
No: 20
Q. Branch of agriculture concerned with the production of crops ?
Ans. Agronomy
No: 21
Q. Agrostology is the study of ?
Ans. Grass
No: 22
Q. Spermology is the study of ?
Ans. Seed
No: 23
Q. In Pedology we study about ?
Ans. Soil
No: 24
Q. Distribution of plant on the various part of earth ?
Ans. Phytogeography
No: 25
Q. Study of fruit is called ?
Ans. Pomology
No: 26
Q. Study of pollen grains is called ?
Ans. Polynology
No: 27
Q. Study of internal structure of plant ?
Ans. Anatomy
No: 28
Q. Study of external structure and their form is called ?
Ans. Morphology
No: 29
Q. Agro forestry is ?
Ans. Growing of tree with cultivation of crop in the same field
No: 30
Q. Branch of biology which deals with the study of identification, nomenculture and classification of organism is
Ans. Taxonomy
No: 31
Q. Ordinary table salt is sodium chloride. What is baking soda ?
Ans. Sodium bicarbonate
No: 32
Q. Ozone hole refers to ?
Ans. decrease in thickness of ozone layer in stratosphere
No: 33
Q. Pine, fir, spruce, cedar, larch and cypress are the famous timber - yielding plants of which several also occur widely in the hilly regions of India. All these belong to ?
Ans. gymnosperms
No: 34
Q. Pollination is best defined as ?
Ans. transfer of pollen from anther to stigma
No: 35
Q. Plants receive their nutrients mainly from ?
Ans. soil
No: 36
Q. Movement of cell against concentration gradient is called ?
Ans. active transport
No: 37
Q. Photosynthesis generally takes place in which parts of the plant ?
Ans. Leaf and other chloroplast bearing pacids
No: 38
Q. Plants synthesis protein from ?
Ans. amino acids
No: 39
Q. Plants absorb dissolved nitrates from soil and convert them into ?
Ans. free nitrogen
No: 40
Q. Out of 900 reported species of living gymnosperms, conifers are represented by about 500 species, About 2,50,000 species of angiosperms (flowering plants) have also been reported in the world. The vas
Ans. only conifers
No: 41
Q. One of the following is not a function of bones ?
Ans. Secretion of hormones for calcium regulation in blood and bones
No: 42
Q. Plants absorb most part of water needed by them through their ?
Ans. root hairs
No: 43
Q. Photo - oxidation is ?
Ans. photorespiration, photolysis, light and oxygen induced breakdown
No: 44
Q. Process of cell division can take place by ?
Ans. mitosis
No: 45
Q. Most highly intelligent mammals are ?
Ans. whales
No: 46
Q. Plant development is influenced by ?
Ans. quality of light only
No: 47
Q. Prokaryotic cells lack ?
Ans. white light
No: 48
Q. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by ?
Ans. Robert Brown
No: 49
Q. Primary phloem develops from ?
Ans. provascular tissue
No: 50
Q. Other than spreading malaria, anopheles mosquitoes are also vectors of?
Ans. filariasis
No: 51
Q. Plants that grow in saline water are called ?
Ans. halophytes
No: 52
Q. Pyorrhoea is a disease of the ?
Ans. gums
No: 53
Q. Placenta is the structure formed ?
Ans. by the union of foetal and uterine tissue
No: 54
Q. Plants hormone that induces cell division is ?
Ans. kinins
No: 55
Q. Neurospora is used as genetic material because ?
Ans. it has short life cycle of 10 days
No: 56
Q. Phloem is a tissue found in ?
Ans. plants
No: 57
Q. out of proteins, lipids and carbohydrates present in a cell membrane, what is true ?
Ans. Carbohydrates are minimum
No: 58
Q. Potato is a modified form (outgrowth) of ?
Ans. stem
No: 59
Q. Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)?
Ans. Class
No: 60
Q. Prothrombin which helps in clotting of blood is released by ?
Ans. blood platelets
No: 61
Q. Myopia is connected with ?
Ans. eyes
Q: 62
Q. Most of the red, blue and purple colours of plants are due to a pigment called ?
Ans. anthocyanin
No: 63
Q. Plants developing in dry conditions are ?
Ans. xerophytes
No: 64
Q. Plants growing on sand are called as ?
Ans. psammophytes
No: 65
Q. Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called ?
Ans. melanin
No: 66
Q. Ramapithecus and Cro - Magnon man are considered ?
Ans. ancestors of modern man
No: 67
Q. 10 gram of haemoglobin/100 gram of blood ?
Ans. 14 gram of haemoglobin/100 gram of blood
No: 68
Q. Plants wilt due to excess of ?
Ans. transpiration
No: 69
Q. Monotremes are unique mammals because they ?
Ans. lay eggs
No: 70
Q. Poison glands of snakes are homologous to ?
Ans. salivary glands of vertebrates
No: 71
Q. Radical vascular bundles are those in which ?
Ans. xylem and phloem occur on the different radii
No: 72
Q. Plant bends towards the source of light on account of the movement of curvature known as ?
Ans. phototropism
No: 73
Q. Plant have ____ while animals lack it ?
Ans. cellulose
No: 74
Q. Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement ?
Ans. Exact concentration of solution is not given
No: 75
Q. Photosynthesis is a process ?
Ans. reductive, endergonic and anabolic
No: 76
Q. On which of the following plants did Gregor Mendal perform his classical experiment ?
Ans. Pea
No: 77
Q. Pigmentation of skin is due to ?
Ans. lymphocytes
No: 78
Q. Norepinephrine increases ?
Ans. blood pressure
No: 79
Q. Night blindness is cause by lack of which vitamin ?
Ans. Vitamin A
No: 80
Q. Monocot root differs from dicot root in having ?
Ans. well developed pith
No: 81
Q. Radioactivity is a phenomenon of the spontaneous emission of ?
Ans. protons (alpha particles), electrons (beta particles), gamma rays (short wave electromagnetic waves)
No: 82
Q. Organic Substances which, in very small amounts, control growth and development called ?
Ans. hormones
No: 83
Q. Our major foods, fibres, spices, fruits and beverage crops are ?
Ans. flowering plants
No: 84
Q. Movements due to light are shown by ?
Ans. flowering plants
No: 85
Q. Outer covering of virus made up of protein is ?
Ans. capsid
No: 86
Q. Radish is a ?
Ans. modified root
No: 87
Q. Most common disease of poultry in India is ?
Ans. ranikhet
No: 88
Q. Most abundant tissues of our body are ?
Ans. connective
No: 89
Q. Mumps is a disease caused by ?
Ans. virus
No: 90
Q. Rain water helps to increase the ____ to some extent ?
Ans. calcium contents
No: 91
Q. Number of chromosomes in Down's syndrome is ?
Ans. 47
No: 92
Q. Plants are killed in winter by frost ?
Ans. because of desiccation and mechanical damage to the tissues
No: 93
Q. One of the following is most suitable for study of mutations ?
Ans. Haploids
No: 94
Q. Pulses are a good source of ?
Ans. proteins
No: 95
Q. Nymph is the name of young one of ?
Ans. cockroach
No: 96
Q. One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better ?
Ans. You are infected by a virus
No: 97
Q. Plants that grow under average temperature and moisture are called ?
Ans. mesophytes
No: 97
Q. Plants that grow under average temperature and moisture are called ?
Ans. mesophytes
No: 98
Q. Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of ?
Ans. enzymes
No: 99
Q. Mutation is ?
Ans. a change that is inherited
