Biology Online Quiz Test 10

Here is the list of Free Biology Quiz Test 10 with answers for the Preparation of Competitive Exams in FPSC, PPSC, SPSCKPPSC, CSS, PMS, NTS, ISSB, LAT, etc. This Biology Quiz with Answers will help you to secure maximum marks in upcoming academic as well as competitive exams in Pakistan

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Biology Online Quizzes

Biology Quiz Test 10 test contains multiple-choice questions with answers for competitive exam preparation. We have provided Biology online quizzes below which include questions related to different topics.

Youth For Pakistan has provided an excellent opportunity for the students to prepare for their Biology Quizzes online test. These Online Online Quizzes cover all the topics and provide wide knowledge to clear their tests.

Biology Quiz Test 10

B-cells and T-cells are two types of cells involved in
(A) Innate Immunity
(B) Active immunity
(C) Passive immunity
(D) Acquired immunity

Answer
Acquired immunity

Neutrophils, basophil, lymphocytes, eosinophil and monocytes are examples of
(A) Physical barrier
(B) Cellular barriers
(C) Cytokine barriers
(D) Physiological barriers

Answer
Cellular barriers

Which of the following immunity is present from our birth?
(A) Innate Immunity
(B) Active immunity
(C) Passive immunity
(D) Acquired immunity

Answer
Innate Immunity

Which of the following systems protects our body against disease-causing microbes?
(A) Immune system
(B) Digestive system
(C) Respiratory system
(D) Excretory system

Answer
Immune system

The process of protein synthesis takes place in which of the following cell organelles?
(A) Nucleus
(B) Vacuoles
(C) Cytoplasm
(D) Mitochondria

Answer
Cytoplasm

Which of the following diseases is caused by protein deficiency?
(A) Anaemia
(B) Kwashiorkor
(C) Hypothyroidism
(D) All of the above

Answer
Kwashiorkor

Which of the following statements is true about the (primary ) 1° structure of proteins?
(A) The helical structure of the protein
(B) Subunit structure of the protein
(C) Three-dimensional structure of the protein
(D) The sequence of amino acids joined by a peptide bond

Answer
The sequence of amino acids joined by a peptide bond

Which of the following is true about enzymes?
(A) Proteins
(B) Nucleic acids
(C) Carbohydrates
(D) DNA molecule

Answer
Proteins

The 3-D structure of proteins can be determined by
(A) Spectroscopy
(B) X-ray crystallography
(C) Nuclear magnetic resonance
(D) Both B and C

Answer
Both B and C

Which of the following is not the function of proteins?
(A) Helps in digesting food
(B) Carries genetic information
(C) Fights against the invading pathogens
(D) Helps in transporting oxygen in the blood

Answer
Carries genetic information

Which of the following cell organelles is involved in the process of protein synthesis?
(A) Vesicles
(B) Ribosomes
(C) Synchrotrons
(D) Mitoch

Answer
Ribosomes

Which of the following disorders is caused by the deficiency of proteins?
(A) Weight loss
(B) Muscle fatigue (C) Loss in muscle strength
(C) Loss in muscle strength
(D) All of the above

Answer
All of the above

Which of the following techniques is used to determine the protein structures?
(A) X-ray crystallography
(B) Kryptonics X-ray vision
(C) Magnetic resonance imaging (MRI)
(D) None of the above

Answer
X-ray crystallography

Which of the following statements is true about the complete proteins?
(A) High-protein foods that stabilize body weight
(B) Food that has a balanced amount of fat and protein
(C) Foods that provide all the amino acids that the body needs
(D) All of the above

Answer
All of the above

Which of the following food products are high in protein content?
(A) Tofu and eggs
(B) Grains and legumes
(C) Milk and milk products
(D) All of the above

Answer
All of the above

Which of the following statements is true about proteins?
(A) Proteins are polymers of glucose
(B) Proteins are polymers of amino acids
(C) Proteins are polymers of peptide bonds
(D) Proteins are polymers of disulfide bridges

Answer
Proteins are polymers of amino acids

What is a bond between amino acids called?
(A) Ionic bond
(B) Acidic bond
(C) Peptide bond
(D) Hydrogen bond

Answer
Peptide bond

How many amino acids make up a protein?
(A) 10
(B) 20
(C) 30
(D) 50

Answer
20

Which of the following statements is true about proteins?
(A) Proteins are made up of amino acids
(B) Proteins are essential for the development of skin, teeth and bones
(C) Protein is the only nutrient that can build, repair and maintain body tissues
(D) All of the above

Answer
All of the above

Which of the following proteins was first sequenced by Frederick Sanger?
(A) Myosin
(B) Insulin
(C) Myoglobin
(D) Haemoglobin

Answer
Insulin

What is the average molecular weight of an amino acid residue in a protein?
(A) 120
(B) 110
(C) 140
(D) 130

Answer
110

________is not a classified form of conjugated proteins
(A) Lipoproteins
(B) Glycoproteins
(C) Metalloproteins
(D) Complete proteins

Answer
Complete proteins

________is not a classified form of conjugated proteins
(A) Lipoproteins
(B) Glycoproteins
(C) Metalloproteins
(D) Complete proteins

Answer
Complete proteins

Which of the following is responsible for specifying the 3D shape of a protein?
(A) The peptide bond
(B) The amino acid sequence
(C) Interaction with other polypeptides
(D) Interaction with molecular chaperons

Answer
The amino acid sequence

Which of the following factors is not responsible for the denaturation of proteins?
(A) Heat
(B) Charge
(C) pH change
(D) Organic solvents

Answer
Charge

Which of the following factors is necessary for a healthy person?
(A) Vaccination
(B) Balanced diet
(C) Personal hygiene
(D) All of the above

Answer
All of the above

The main cause of contagious disease is
(A) Contaminated Air
(B) Contaminated Food
(C) Poor hygienic conditions
(D) All of the above

Answer
All of the above

Which of the following diseases is not caused by bacteria?
(A) Typhoid
(B) Poliomyelitis
(C) Tuberculosis
(D) All of the above

Answer
Poliomyelitis

Which of the following statements is true about contamination?
(A) Contamination is caused by the entry of germs by an insect bite
(B) Contamination is caused by the entry of germs by an animal bite
(C) Contamination is caused by the entry of germs into drinking water or edible foods
(D) None of the above

Answer
Contamination is caused by the entry of germs into drinking water or edible foods

Which of the following is the main cause for transmission of the Hepatitis virus?
(A) The bite of a mosquito
(B) Sharing drug needles
(C) Drinking contaminated water
(D) All of the above

Answer
Sharing drug needles

Which of the following diseases is also called as Salmonella enterica serotype Typhi?
(A) Typhoid
(B) Malaria
(C) Diarrhea
(D) Yellow fever

Answer
Typhoid

Which one of the following is not a bacterial disease?
(A) AIDS
(B) Dengue
(C) Measles
(D) All of the above

Answer
All of the above

Which one of the following is an unhealthy habit?
(A) Bathing twice a day
(B) Sharing food
(C) Drinking boiled water
(D) Eating without washing one’s hand

Answer
Eating without washing one’s hand

Cleanliness, physical exercise, rest and sleep are a part of
(A) Hygiene
(B) Social hygiene
(C) Personal hygiene
(D) None of the above

Answer
Personal hygiene

The World Health Day is celebrated on
(A) 1st March
(B) 7th April
(C) 6th October
(D) 10th December

Answer
7th April.

Cats mostly show which type of Diabetes Mellitus?
(A) Type 1 diabetes
(B) Type 2 diabetes
(C) Both A. & B
(D) None of these

Answer
Type 2 diabetes

Dogs mostly show which type of Diabetes Mellitus:
(A) Type 1 diabetes
(B) Type 2 diabetes
(C) Both a& b
(D) None of these

Answer
Type 1 diabetes

Stimulus for CCK hormone is___________?
(A) Fat, Protein
(B) Acid
(C) Base
(D) Both A & B

Answer
Fat, Protein

Which tube joins kidneys and bladder?
(A) Urethra
(B) Uretar
(C) Inferno Verna Cava
(D) Suprapubic Tube

Answer
Uretar

What is the percentage of water present in our brain?
(A) 85%
(B) 95%
(C) 97%
(D) 73%

Answer
73%

There are cells in human body called Faggot cells which cause__________?
(A) AIDS
(B) Tuberculosis
(C) Smallpox
(D) Leukaemia

Answer
Leukaemia

Human blood is a viscous fluid due to_________?
(A) Platelets in plasma
(B) Proteins in blood
(C) RBC and WBC in blood
(D) None of these

Answer
Proteins in blood

What is called movement of cell against concentration gradient ?
(A) Passive Transport
(B) Osmosis
(C) Active Transport
(D) Diffusion

Answer
Active Transport

Which of the following secrete hydrochloric acid in stomach?
(A) Goblet
(B) Epithelial
(C) Oxyntic
(D) Mucosa

Answer
Oxyntic

Which of the following is a disease caused by deficiency of protein in children?
(A) Pellagra
(B) Marasmus
(C) Beri-Beri
(D) None of these

Answer
Marasmus

Which one of the following toxic metals is extensively present in newspaper?
(A) Mg
(B) Cd
(C) Pb
(D) Hg

Answer
Pb

Which of the following viruses has caused thousands of deaths globally as an ’emergent’ virus?
(A) MERS
(B) SARS-CoV-2
(C) OC43
(D) HKUt

Answer
SARS-CoV-2

Non flowering plants are also called plant_________?
(A) coniferous
(B) Green
(C) Abortic
(D) None of these

Answer
coniferous

what is the scientific name of onion?
(A) Rana tigrina
(B) Allium cepa
(C) Aspergillus
(D) None of these

Answer
Allium cepa

Highly intelligent Mammals are_________?
(A) rat
(B) dolphin
(C) Bat
(D) Elephant

Answer
dolphin

___________ is a mammal who fly?
(A) Ostrich
(B) Bat
(C) Peacock
(D) None of these

Answer
Bat

Linnaeus published the list of names of plants in___________?
(A) 1752
(B) 1753
(C) 1754
(D) 1755

Answer
1753

Which of the following are the properties of Anti inflammatory medicines?
(A) Anti inflammation
(B) Immuno suprent
(C) Anti pyratic
(D) all of the above

Answer
all of the above

Stress indicating hormones are____________?
(A) Cortisol
(B) Adrenaline
(C) ACTH
(D) All of these

Answer
All of these

Which of the following are insulin dependent Glut receptors?
(A) Glut 1&3
(B) Glut 2
(C) Glut 4
(D) Glut 1

Answer
Glut 4

Bio means: ___________?
(A) Life
(B) Community
(C) Cycle
(D) None of these

Answer
Life

Bio means: ___________?
(A) Life
(B) Community
(C) Cycle
(D) None of these

Answer
Life

In the human body Gall bladder is the part of the ___________ system?
(A) Nervous
(B) Reproductive
(C) Digestive
(D) Respiratory

Answer
Digestive

How many liters of saliva inhale by a Human?
(A) 2 Liter
(B) 1 Liter
(C) Half Liter
(D) 3 Liter

Answer
Half Liter

How many milky teeth or primary teeth does a human have?
(A) 32
(B) 20
(C) 14
(D) 33

Answer
20

At level above _____ , sound turns into harmful noise pollution?
(A) 80db
(B) 30db
(C) 100db
(D) 100db

Answer
80db

Kranz anatomy is a characteristic feature of_________?
(A) C4 plants
(B) C3 plants
(C) C2 plants
(D) CAM plants

Answer
C4 plants

Smooth muscles, cardiac muscles and glands are regulated by:
(A) Central nervous system
(B) Parasympathetic nervous system
(C) Sympathetic nervous syetem
(D) None of these

Answer
Sympathetic nervous syetem

The number of alveoli in human lungs is estimated to be around:_________?
(A) 150 millions
(B) 500 millions
(C) 800 millions
(D) 1 billion

Answer
500 millions

New alleles can be introduced into a population’s gene pool by:_________?
(A) Mutation
(B) Natural selection
(C) Gene flow
(D) Both A & C

Answer
Both A & C

Among the following which one is a diploblastic organism?
(A) Hydra
(B) Crabs
(C) Squids
(D) Earthworm

Answer
Hydra

An increase in the heart rate is termed as:_________?
(A) Bradycardia
(B) Tachycardia
(C) Trachybradycardia
(D) None of these

Answer
Tachycardia

Muscle fatigue occurs due to accumulation of___________?
(A) Acidic acid
(B) Butyric acid
(C) Citric acid
(D) Lactic acid

Answer
Lactic acid

Serum differs from blood in________?
(A) Lacking globulins
(B) Lacking clotting factors
(C) Lacking albumins
(D) Lacking antibodies

Answer
Lacking clotting factors

Which one of the following animal has two separate circulatory pathways?
(A) Shark
(B) Whale
(C) Frog
(D) Lizard

Answer
Whale

The hepatic portal vein drains blood to liver from___________?
(A) Intestine
(B) Stomach
(C) Kidney
(D) Heart

Answer
Intestine

Which one of the following remove nucleotides from the ends of DNA or RNA?
(A) Endonuclease
(B) Exonuclease
(C) S 1 nuclease
(D) Deoxyribonuclease

Answer
Exonuclease

How many types of genomic mapping are there?
(A) 2
(B) 3
(C) 4
(D) 5

Answer
2

Keratin is a type of Protein Found in __________?
(A) Skin Fiber
(B) Nails
(C) Blood Cells
(D) Muscle Cells

Answer
Nails

Who is the father of biology?
(A) Albert Einstein
(B) Aristotle
(C) Ronald Fisher
(D) None of these

Answer
Aristotle

A decrease in the rate of beating of heart is called__________?
(A) Bradycardia
(B) Tachycardia
(C) Braditachycardia
(D) Non of these

Answer
Bradycardia

Which organelles contain its own DNA?
(A) nucleus
(B) mitochondria
(C) chloroplast
(D) All of the above

Answer
All of the above

DNA of mitochondria is__________?
(A) circular
(B) spring
(C) straight
(D) All of the above

Answer
circular

All cell of an organism are similar in_________?
(A) Shape
(B) Shape
(C) Structure
(D) Fundamental organization

Answer
Fundamental organization

Cotton, wool, silk are examples of ____________ ?
(A) Plant Fibres
(B) Animal Fibres
(C) Natural Fibres
(D) Synthetic Fibres

Answer
Natural Fibres

Pineal gland situated in________?
(A) Brain
(B) Neck
(C) Stomach
(D) Above kideys

Answer
Brain

Which of following is a tiny gland?
(A) Thyroid
(B) Pancrease
(C) Pineal
(D) Pituitary

Answer
Pineal

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