Biology MCQ: MCQ Test
50 questions · pick one option for each · submit when you finish to see your score and the correct answers.
Question 1 of 50
Father of microbiology_
- ALeeuwenhoek
- BLouis Pasteur
- CRobert Koch
- DHensen
Question 2 of 50
Consider the following - 1. Nucleic acid 2. Carbohydrate 3. Protein A virus is made up of which of the following ?
- A1 and 2 only
- B2 and 3 only
- C1 and 3 only
- D1, 2 and 3 only
Question 3 of 50
Living organisms require at least 27 element of which, 15 are metals. Among thes, those required in major quantities, include-
- APotassium, maganese, molybdenum and calcium
- BPotassium, molybdenum, copper and calcium
- CPotassium, sodium, magnesium and calcium
- DSodium, magnesium, copper and manganees
Question 4 of 50
Transmission of characters from one generation to next is called-
- AEvolution
- BHeredity
- CGenetics
- DMutation
Question 5 of 50
Which organelle is known as the "powerhouse of the cell" because it produces ATP through cellular respiration?
- ARibosome
- BMitochondria
- CGolgi apparatus
- DEndoplasmic reticulum
Question 6 of 50
An individual whose blood type is B may in an emergency donate blood to a person whose blood type is _
- AB or A
- BAB or A
- CA or O
- DAB or B
Question 7 of 50
In which phylum of animal does respiration take place by gills, called ctenidia ?
- AEchinodermata
- BChordata
- CArthropoda
- DMollusca
Question 8 of 50
Coconut and mango grouped under Kind of fruit-
- APome
- BBery
- CDrup
- DPepo
Question 9 of 50
What is the effect of over secretion of hormone from pituitary gland ?
- AIncrease growth in length
- BUnbalanced development of body
- CBody became curve
- DNone of these
Question 10 of 50
Alpha-Keratin is a protein, present in-
- ABlood
- BSkin
- CLymph
- DEgg
Question 11 of 50
The causal organism of Polio is a-
- AFungi
- BVirus
- CWorm
- DBacteria
Question 12 of 50
The first formed primary xylem elements are called …..
- AMetaxylem
- BProtoxylem
- CXylem fibres
- DXylem parenchyma
Question 13 of 50
What is the other name of Sahyadri Range ?
- ALesser Himalayas
- BShivaliks
- CWestern Ghats
- DEastern Ghats
Question 14 of 50
In which yaer was the Immunization programme introduced in India as "Expanded Programme of Immunization (CPI) by the Ministry of Health and Family Welfare ?
- A1982
- B1974
- C1978
- D1980
Question 15 of 50
Glucose level in blood is commonly expressed as-
- Amm of Hg
- BMiligram per decilitre
- CParts per million
- DGram (mg/d1) per liter
Question 16 of 50
IAA was first isolated from-
- ACorn germ oil
- BGibberella
- CHuman urine
- DRhizopus
Question 17 of 50
Which one of the following is the correct sequence in the order of decreasing length of the structural parts given below of small intestine in the human body ?
- AJejunum-Duodenum-Ileum
- BIleum-Duodenum-Jejunum
- CJejunum-Ileum-Duodenum
- DIleum-Jejunum-Duodenum
Question 18 of 50
If the stomach did not produce any hydrochloric acid, which enzyme will NOT function ?
- APtyalin
- BRennin
- CPepsin
- DLipase
Question 19 of 50
What is Cas 9 protein that is often mentioned in news ?
- AA molecular secissors used in targeted gene editing
- BA biosensor used in the accurate detection of pathogens in patients
- CA gene that makes plants pest-resistant
- DA herbicidal substance synthesized in genetically modified crops
Question 20 of 50
Ophthalmology is the branch of science in which we study about -
- ANose
- BTongue
- CEye
- DEar
Question 21 of 50
Genetics deals with-
- AMendel's laws
- BOrganic evolution
- CDNA structure
- DHeredity and variation
Question 22 of 50
Cell wall of fungi is made up of -
- ALipids
- BCellulose
- CProtein
- DChitin & Hemicellulose
Question 23 of 50
Bacteria do not possess-
- APlasma membrane
- BCell wall
- CMitochondria
- DRibosomes
Question 24 of 50
Oxygen transportation in a human body tales place through- n(1) Blood (2) Lung (3) Tissue
- A1, 2, 3
- B3, 1, 2
- C2, 1, 3
- D1, 3, 2
Question 25 of 50
Prokyarytic Ribosomes are-
- A80 s
- B70 s
- C60 s
- D50 s
Question 26 of 50
Which plant will lose its economic value if its fruits are produced by parthenocaroy ?
- AGrapes
- BPomegranate
- COrange
- DBanana
Question 27 of 50
Microbial Type Culture Collection Centre is situated at -
- AChandigarh
- BBangalore
- CHyderabad
- DNew Delhi
Question 28 of 50
The plant Ephedra is grouped under -
- AAngiosperm
- BPteridophytes
- CBryophytes
- DGymnosperm
Question 29 of 50
Which one of following is not a good source of nutrient calcium ?
- ARice
- BRagi
- CSkimmed milk
- DEgg
Question 30 of 50
Kingdom monera includes ?
- ABacteria
- BNitrogen fixing organisms
- CCyanobacteria
- DAll of above
Question 31 of 50
Which one of the following plants produces seed but not fruit ?
- AAlmond
- BCycus
- CGround nut
- DMustrad
Question 32 of 50
Which vein brings oxygenated blood from the lungs into the heart ?
- ARenal Vein
- BPulmonary vein
- CVena Cava
- DHepatic Vein
Question 33 of 50
Growth in plant occur-
- AWhole life
- BFor definite period
- CGrowth does not takes place on plant
- DNone of these
Question 34 of 50
Eco-mark is given to an Indian product which is :
- ARich in protein
- BEnvironment friendly
- CEconomically viable
- DPure and unadulterated
Question 35 of 50
A biennial plant is the one which -
- ACompletes life cycle in two year
- BCompletes life cycle in two seasons
- CFlowers every year but completes its cycle in two year
- DNone of these
Question 36 of 50
Which of the following is true fish ?
- AStar fish
- BJelly fish
- CCuttle fish
- DSea horse & flying
Question 37 of 50
Early blight of potato is caused by-
- APhytopthora infestans
- BAlternari solani
- CAlbugo candida
- DSclerospora graminicola
Question 38 of 50
Number of chamber found in the heart of whale-
- A2
- B3
- C4
- D1
Question 39 of 50
Study of process of ageing -
- AGenocology
- BGerontology
- COntogeny
- DNone of these
Question 40 of 50
Number of plant species estimated to be present in India is :
- A40000
- B45000
- C50000
- D80000
Question 41 of 50
Which of the following does not hold true for Animal belonging to Phylum Chordate ?
- ANotochord present
- BPharynx perforated by gill slits
- CHeart is dorsal (If present)
- DA post anal part (Tail) is present
Question 42 of 50
Bacteria, Archaebacteria, Eubacteria are grouped under Kingdon -
- AMonera
- BProtista
- CFungi
- DAll of above
Question 43 of 50
If tropical rain forest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because-
- AThe soil of rain forest is deficient in nutrients
- BPropagules of the trees in a rain forest have poor viability
- CExotic species invade the fertile soil of rain forest
- DThe rain forest species are slow growing
Question 44 of 50
Body temperature of cold blooded animal-
- Ais constant
- Bbecomes very at a time
- Cflactuates with sourrounding temperature
- Dis very cold
Question 45 of 50
Which one of the following is the first national park established in India ?
- ABandipur
- BCorbert
- CVelavadar
- DPeriyar
Question 46 of 50
The largest flightless bird is-
- APenguin
- BKiwi
- COstrich
- DAmu
Question 47 of 50
The term 'MTrLPES' is sometimes seen in the news in the context of :
- ACaptive breeding of Wild Fauna
- BMaintenance of Tiger Reserves
- CIndigenous Satellite Navigation System
- DSecurity of National Highways
Question 48 of 50
The loss of water in the form of water drops is called-
- ATranspiration
- BRespiration
- CGuttation
- DExosmosis
Question 49 of 50
How does an unicellular rproduce ?
- ACell division
- BCell reproduction
- CCell synthesis
- DFragmentation
Question 50 of 50
Consider the following with reference to human body-n(i) The common bile duct releases its contents in stomachn(ii) The pancreatic duct releases its contents into duodenumnWhich of the statement given above is/are correct ?
- A1 only
- B2 only
- CBoth 1 and 2
- DNeither 1 or 2