Biology MCQs

Option A: Liver

Option B: Intestines

Option C: Lungs

Option D: Kidneys

Correct Answer: Intestines ✔

Option A: Aerial stem

Option B: Root

Option C: Scale leaves

Option D: Bud

Correct Answer: Scale leaves ✔

Option A: Artificial synthesis of genes

Option B: Chemistry of DNA and RNA

Option C: One gene one enzyme hypothesis

Option D: Artificial sysnthesis of DNA

Correct Answer: Artificial sysnthesis of DNA ✔

Option A: A portion of RNA

Option B: A linkage group

Option C: A portions of DNA

Option D: A sequence of Amino

Correct Answer: A portions of DNA ✔

Option A: DNA

Option B: Histones

Option C: Chromocentres

Option D: RNA

Correct Answer: DNA ✔

Option A: RNA

Option B: DNA

Option C: Histones

Option D: Calcium

Correct Answer: DNA ✔

Option A: Histones

Option B: Lipoproteins

Option C: Polynucleotides

Option D: Hydrocarbons

Correct Answer: Polynucleotides ✔

Option A: Mendel

Option B: Strasburger

Option C: Darwin

Option D: Levitzky

Correct Answer: Strasburger ✔

Option A: Salvary glands of Drosophila

Option B: Salvary gland of silk moth

Option C: Oocytes of frog

Option D: Nucleus of man

Correct Answer: Oocytes of frog ✔

Option A: Metacentric

Option B: Sub-metacentric

Option C: Acrocentric

Option D: Telocentric

Correct Answer: Metacentric ✔

Option A: Johannsen

Option B: Mendel

Option C: Lemark

Option D: Cuvier

Correct Answer: Johannsen ✔

Option A: 10A

Option B: 20A

Option C: 30A

Option D: 40A

Correct Answer: 20A ✔

Option A: Negalli

Option B: Bitson

Option C: Dixon

Option D: Robert Brown

Correct Answer: Bitson ✔

A. 1811
B.1927
C. 1911
D. 1990

Submitted by: GHULAM SHABBIR Botanist

Correct Answer: 1911 ✔

Option A: Necrosis

Option B: Apoptosis

Option C: Blood cancer

Option D: All of these

Correct Answer: Apoptosis ✔

Option A: Plants

Option B: Motor Vehicles

Option C: Bacteria

Option D: None of these

Correct Answer: Motor Vehicles ✔

Option A: vomer

Option B: stapes

Option C: navicular

Option D: occipital

Correct Answer: stapes ✔

Option A: 140-150

Option B: 115-125

Option C: 72-80

Option D: None of these

Correct Answer: 72-80 ✔

Option A: 18 bones

Option B: 20 bones

Option C: 22 bones

Option D: 28 bones

Correct Answer: 22 bones ✔

Option A: Samuel Hahnemann

Option B: Franz Anton Mesmer

Option C: Edward Jenner

Option D: Hakim Ajmal Khan

Correct Answer: Samuel Hahnemann ✔

Option A: AIDS

Option B: Breast Cancer

Option C: Tuberculosis

Option D: Blood Cancer

Correct Answer: Breast Cancer ✔

Option A: herb

Option B: tree

Option C: grass

Option D: None of these

Correct Answer: herb ✔

Option A: Spleen

Option B: Kidney

Option C: Liver

Option D: Pancreas

Correct Answer: Spleen ✔

Option A: Hormones

Option B: Chemicals

Option C: Cholesterol

Option D: Carbohydrates

Correct Answer: Cholesterol ✔

Option A: Obligate parasite

Option B: Autotrophs

Option C: Heterotrophs

Option D: Absorptive heterotrophs

Correct Answer: Obligate parasite ✔

Option A: copper

Option B: magnesium

Option C: iron

Option D: None of these

Correct Answer: magnesium ✔

Option A: Louis Pasture

Option B: William Harvey

Option C: Charles Darwin

Option D: Watson and Crick

Correct Answer: Watson and Crick ✔

Option A: Chicken farming

Option B: Horse forming

Option C: Silkworm farming

Option D: Honey bee farming

Correct Answer: Honey bee farming ✔

Option A: Kinetochore

Option B: Kinochore

Option C: Centromere region

Option D: all of these

Correct Answer: Kinetochore ✔

Option A: Hetropatric Specie

Option B: Allopatric Specie

Option C: Homopatric Specie

Option D: Astroparic specie

Correct Answer: Allopatric Specie ✔

Option A: Charles Darwin

Option B: Robert Hook

Option C: Antonie van Leeuwenhoek

Option D: None of these

Correct Answer: Antonie van Leeuwenhoek ✔

Option A: Thyroid

Option B: Pancrease

Option C: Pineal

Option D: Pituitary

Correct Answer: Pineal ✔

Option A: Brain

Option B: Neck

Option C: Stomach

Option D: Above kideys

Correct Answer: Brain ✔

Option A: Plant Fibres

Option B: Animal Fibres

Option C: Natural Fibres

Option D: Synthetic Fibres

Correct Answer: Natural Fibres ✔

Option A: Shape

Option B: Size

Option C: Structure

Option D: Fundamental organization

Correct Answer: Fundamental organization ✔

Option A: circular

Option B: spring

Option C: straight

Option D: All of these

Correct Answer: circular ✔

Option A: nucleus

Option B: mitochondria

Option C: chloroplast

Option D: All of these

Correct Answer: All of these ✔

Option A: Bradycardia

Option B: Tachycardia

Option C: Braditachycardia

Option D: Non of these

Correct Answer: Bradycardia ✔

Option A: Bradycardia

Option B: Tachycardia

Option C: Trachybradycardia

Option D: Non of these

Correct Answer: Tachycardia ✔

Option A: Acidic acid

Option B: Butyric acid

Option C: Citric acid

Option D: Lactic acid

Correct Answer: Lactic acid ✔

Option A: Lacking globulins

Option B: Lacking albumins

Option C: Lacking clotting factors

Option D: Lacking antibodies

Correct Answer: Lacking clotting factors ✔

Option A: Shark

Option B: Whale

Option C: Frog

Option D: Lizard

Correct Answer: Whale ✔

Option A: Intestine

Option B: Stomach

Option C: Kidney

Option D: Heart

Correct Answer: Intestine ✔

Option A: Endonuclease

Option B: Exonuclease

Option C: S 1 nuclease

Option D: Deoxyribonuclease

Correct Answer: Exonuclease ✔

Option A: 2

Option B: 4

Option C: 5

Option D: None of these

Correct Answer: 2 ✔

Option A: Skin Fiber

Option B: Nails

Option C: Blood Cells

Option D: Muscle Cells

Correct Answer: Nails ✔

Option A: Albert Einstein

Option B: Aristotle

Option C: Ronald Fisher

Option D: None of above

Correct Answer: Aristotle ✔

Option A: Sales is a sum of cost of goods sold and gross profit.

Option B: Gross profit is a sum of net profit and operating expenses.

Option C: Operating expenses means a difference between gross profit and net profit.

Option D: None of these

Correct Answer: None of these ✔

Option A: Life

Option B: Community

Option C: Cycle

Option D: None of These

Correct Answer: Life ✔

Option A: Nervous

Option B: Reproductive

Option C: Digestive

Option D: Respiratory

Correct Answer: Digestive ✔

Option A: 2 Liter

Option B: 1 Liter

Option C: Half Liter

Option D: 3 Liter

Correct Answer: Half Liter ✔

Option A: 33

Option B: 20

Option C: 15

Option D: 32

Correct Answer: 20 ✔

Option A: 80db

Option B: 30db

Option C: 100db

Option D: 120db

Correct Answer: 80db ✔

Option A: C4 plants

Option B: C3 plants

Option C: C2 plants

Option D: CAM plants

Correct Answer: C4 plants ✔

Option A: Central nervous system

Option B: Parasympathetic nervous system

Option C: Sympathetic nervous syetem

Option D: Autonomous nervous system

Correct Answer: Autonomous nervous system ✔

Option A: 150 millions

Option B: 500 millions

Option C: 800 millions

Option D: 1 billion

Correct Answer: 500 millions ✔

Option A: Mutation

Option B: Natural selection

Option C: Gene flow

Option D: Both A & C

Correct Answer: Both A & C ✔

Option A: Hydra

Option B: Crabs

Option C: Squids

Option D: Earthworm

Correct Answer: Hydra ✔

Option A: Mg

Option B: Cd

Option C: Pb

Option D: Hg

Correct Answer: Pb ✔

Option A: MERS

Option B: SARS-CoV-2

Option C: OC43

Option D: HKUt

Correct Answer: SARS-CoV-2 ✔

Option A: coniferous

Option B: Abortic

Option C: Green

Option D: None of these

Correct Answer: coniferous ✔

Option A: Rana tigrina

Option B: Allium cepa

Option C: Aspergillus

Option D: None of these

Correct Answer: Allium cepa ✔

Option A: rat

Option B: dolphin

Option C: bat

Option D: Elephant

Correct Answer: dolphin ✔

Option A: Ostrich

Option B: Bat

Option C: Peacock

Option D: None of these

Correct Answer: Bat ✔

Option A: 1752

Option B: 1753

Option C: 1754

Option D: 1755

Correct Answer: 1753 ✔

Option A: Anti inflammation

Option B: Immuno suprent

Option C: Anti pyratic

Option D: All

Correct Answer: All ✔

Option A: Cortisol

Option B: Adrenaline

Option C: ACTH

Option D: All of these

Correct Answer: All of these ✔

Option A: Glut 1&3

Option B: Glut 2

Option C: Glut 1

Option D: Glut 4

Correct Answer: Glut 4 ✔

A.Type 1 diabetes
B. Type 2 diabetes
C.Both A. & B
D. None of these

Submitted by: Muhammad Jamlish Roy

Correct Answer: Type 2 diabetes ✔

Option A: Type 1 diabetes

Option B: Type 2 diabetes

Option C: Both a& b

Option D: None of these

Correct Answer: Type 1 diabetes ✔

Option A: Fat, Protein

Option B: Acid

Option C: Base

Option D: Both A & B

Correct Answer: Fat, Protein ✔

Option A: Urethra

Option B: Uretar

Option C: Inferno Verna Cava

Option D: Suprapubic Tube

Correct Answer: Uretar ✔

Option A: 85%

Option B: 95%

Option C: 97%

Option D: 73%

Correct Answer: 73% ✔

Option A: AIDS

Option B: Tuberculosis

Option C: Smallpox

Option D: Leukaemia

Correct Answer: Leukaemia ✔

Option A: Platelets in plasma

Option B: Proteins in blood

Option C: RBC and WBC in blood

Option D: Sodium in serum

Correct Answer: Proteins in blood ✔

Option A: Passive Transport

Option B: Osmosis

Option C: Active Transport

Option D: Diffusion

Correct Answer: Active Transport ✔

Option A: Mucosa

Option B: Goblet

Option C: Epithelial

Option D: Oxyntic

Correct Answer: Oxyntic ✔

Option A: Pellagra

Option B: Marasmus

Option C: Beri-Beri

Option D: Rickets

Correct Answer: Marasmus ✔

Option A: Carbon monoxide

Option B: Methene

Option C: Oxygen

Option D: Nitrogen dioxide

Correct Answer: Carbon monoxide ✔

Option A: only once

Option B: only few times

Option C: again and again

Option D: non of above

Correct Answer: again and again ✔

Option A: Earthworm

Option B: Cockroach

Option C: Hydra

Option D: Sponges

Correct Answer: Earthworm ✔

Option A: Molluscs

Option B: Annelids

Option C: Sponges

Option D: Cniderians

Correct Answer: Annelids ✔

Option A: Beri-Beri

Option B: Architis

Option C: Scurvy

Option D: Night-blindness

Correct Answer: Scurvy ✔

Option A: Chromo-proteins

Option B: Lipo-proteins

Option C: Phospho-proteins

Option D: Nucleo-proteins

Correct Answer: Nucleo-proteins ✔

Option A: bacteria in the human colon

Option B: tapeworm in the cow intestine

Option C: bacteria passing through the placenta

Option D: protozoans found within termites

Correct Answer: bacteria passing through the placenta ✔

Option A: Malaria

Option B: Measles

Option C: Mumps

Option D: Cholera

Correct Answer: Mumps ✔

Option A: Strength

Option B: Flexibility

Option C: Normal physical endurance

Option D: Agility

Correct Answer: Normal physical endurance ✔

Option A: Tissue culture

Option B: Mutation

Option C: Antibiosis

Option D: Recombination

Correct Answer: Tissue culture ✔

Option A: Mitochonderia

Option B: Chloroplast

Option C: Peroxisomes

Option D: Both A & B

Correct Answer: Chloroplast ✔

Option A: 7

Option B: 14

Option C: 16

Option D: 0

Correct Answer: 0 ✔

Option A: DNA

Option B: Chromosomes

Option C: Gene

Option D: Nucleus

Correct Answer: Chromosomes ✔

Option A: Goat

Option B: Cow

Option C: Rat

Option D: Sheep 

Correct Answer: Sheep  ✔

Option A: Drones

Option B: Vectors

Option C: Hybirds

Option D: None of these

Correct Answer: Vectors ✔

Option A: Rest period

Option B: Incubation period

Option C: Sleeping period

Option D: Inclubation time

Correct Answer: Incubation period ✔

Option A: unicellular

Option B: multicellular

Option C: acellular

Option D: none of these

Correct Answer: acellular ✔

Option A: Anoxia

Option B: Anorexia

Option C: Hypoxia

Option D: Enuresis

Correct Answer: Anoxia ✔

A. Botany
B. Ecology
C. Social biology
D. Pharmacology

Submitted by: Rashid Mehmood

Correct Answer: Ecology ✔

A. Effectors neurons
B. Receptor neurons
C. Stimulators
D. Detector neurons

Submitted by: Rashid Mehmood

Correct Answer: Receptor neurons ✔

Option A: Thin

Option B: Thick

Option C: Soft

Option D: Hard

Correct Answer: Thick ✔

Option A: Iris

Option B: Pupil

Option C: Horoid coat

Option D: Ciliary body

Correct Answer: Iris ✔