MCAT/MCAT BIOLOGY MCQ SET 1 Sample Test,Sample questions

Question:
Air sacs in most of the birds are

1.6

2.11

3.9

4.12


Question:
Air spaces in leaf comprises total volume of

1.40%

2.45%

3.50%

4.55%


Question:
All are paired facial bones except

1.maxilla

2.nasal

3.lacrimal

4.mandible


Question:
All are the deformities of skeleton caused by nutritional deficiencies except

1.osteomalacia

2.rickets

3.microcephaly

4.none of them


Question:
Antibiotic that can cause allergic reactions

1.tetracycline

2.streptomycin

3.penicillin

4.terramycin


Question:
Bony fishes have brain with how many pair of cranial nerves?

1.10

2.11

3.14

4.12


Question:
Capsid of herpes virus contain number of capsomers

1.162

2.252

3.165

4.152


Question:
Cohesion tension theory is given by

1.Morgan

2.Dixon

3.Robert

4.Sacks


Question:
Colour blindness is

1.x-linked recessive trait

2.y-linked recessive

3.y-linked dominant

4.x-linked dominant


Question:
Energy trapped by producers in the ecosystem is

1.1%

2.99%

3.75%

4.65%


Question:
Female reproductive cycle is completed in

1.27 days

2.28 days

3.26 days

4.29 days


Question:
First complete seed appears in

1.cenozoic era

2.jurassic era

3.devonian era

4.carboniferous era


Question:
Genetic information is transmitted from DNA to

1.the sites of protein synthesis

2.proteins

3.amino acids

4.digestive enzymes


Question:
Hepatitis A virus is

1.RNA enveloped

2.RNA non-enveloped

3.DNA envelope

4.DNA non-envelope


Question:
In bud condition the upper surface of leaf shows more growth than lower surface in

1.epinasty

2.hyponasty

3.nutation

4.circumnutation


Question:
In class crustacea of phylum arthropoda sexes are

1.separate

2.hermaphrodite

3.separate and hermaphrodite both

4.none of them


Question:
Kelps belong to which phylum?

1.rhodophyta

2.chlorophyta

3.phaeophyta

4.pyrrophyta


Question:
Major cause of chlorosis in plants is shortage of

1.magnesium

2.sulphur

3.nitrogen

4.iron


Question:
Most cells lacking a cell wall also lack

1.mitochandria

2.chloroplasts

3.a vacuole

4.a Golgi complex


Question:
New cells were formed by division of previously existing living cells, statement given by

1.Pasteur

2.Lorenz oken

3.Robert hooke

4.Rudolph virchow


Question:
Nicotine causes all of the following effects except

1.increase blood pressure

2.increase heart beat

3.increae digestive mobility

4.increase the action of acetylcholine


Question:
Paraphyses is a character of class

1.anthocerotae

2.hepaticopsida

3.bryopsida

4.psilopsida


Question:
Percentage of photosynthesis carried out by terrestrial plants

1.11%

2.10%

3.20%

4.70%


Question:
Phytoplanktons include all except

1.protista

2.bacteria

3.algae

4.crustaceans


Question:
Red Blood Cells are produced by the

1.kidneys

2.Lungs

3.Bone Marrow

4.Lymph


Question:
Ringworm and athletes foot are superficial fungal infection caused by certain

1.zygomycota

2.ascomycota

3.basidiomycota

4.deuteromycota


Question:
Super blue green algae or expensive pond scum contain __________ protein.

1.55%

2.75%

3.45%

4.60%


Question:
The anti-diuretic hormone acts on which part of nephron to cause re-absorption of water?

1.proximal convoluted tubule

2.loop of henle

3.collecting duct

4.distal convoluted tubule


Question:
The duration of G-2 phase is

1.10 hrs

2.30 min

3.9 hrs

4.4.5 hrs


Question:
The family Solanaceae include all except

1.sweet pea

2.potato

3.tobacco

4.tomato


Question:
The Hardy-Weinberg principle applies to

1.locomotion

2.population genetics

3.blood transportation

4.the cell theory


Question:
The initiation codon is

1.AGU

2.UAA

3.UAG

4.AUG


Question:
The lifespan of platelets is ___ days.

1.5

2.6

3.100

4.120


Question:
The maximum speed of nerve impulse recorded in human is

1.80 m/s

2.100 m/s

3.120 m/s

4.140 m/s


Question:
The most common rust fungi species are

1.ustilago

2.puccinia

3.aspergillus

4.penicillium


Question:
The number of chromosome in mouse is

1.20

2.26

3.40

4.32


Question:
The number of thoracic vertebrae

1.7

2.12

3.9

4.5


Question:
The part of brain which is responsible for long term memory and learning is

1.hippocampus

2.medulla

3.amygdala

4.hypothalamus


Question:
The pH concentrations at which maltase is least effective are

1.1 and 7

2.1 and 14

3.7.5 and 14

4.10 and 14


Question:
The salt and water balance of the body fluid is maintain by the

1.Kidneys

2.Urinary bladder

3.Lymph

4.Chloroplasts


Question:
The small intestine consists of

1.duodenum, jejunum and ileum

2.duodenum, caecum and ileum

3.duodenum, jejunum and rectum

4.caecum, colon and rectum


Question:
When a single gene has multiple phenotypic effects the phenomena is called

1.pleiotropy

2.codominance

3.over dominance

4.epistasis


Question:
Whic from the following is the correct classification?

1.Kingdom → Order → Class → Family

2.Kingdom → Phylum → Class → Order

3.Kingdom → Class → Species → Family

4.Kingdom → Class → Phylum → Family


Question:
Which from the following is NOT the function of Enzymes?

1.speed up chemical reaction

2.digest food substances

3.involved in cellular respiration

4.maintain healthy epithelial tissues


Question:
Which is used as pollution indicator

1.kelp

2.spirogira

3.oscillatoria

4.aspergillus


Question:
Which is used to lower blood cholesterol

1.cyclosporine

2.lovastatin

3.ergotine

4.penicillin


Question:
Which of the following is not an endotherm

1.bird

2.mammals

3.amphibian

4.insects


Question:
Which of the following is not sex-linked recessive

1.colour blindness

2.haemophilia

3.tfm syndrome

4.hypophosphatemic ricket


Question:
Which one of the following is not a neurotransmitter

1.acetylcholine

2.histine

3.adrenaline

4.serotonin


Question:
Which thing in the gall bladder precipiatate to form gall stones

1.bile salts

2.bile acids

3.protein

4.cholesterol


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