Solved Past Papers MCQs of MDCAT for the preparation of Medical and Dental College Admission Test and other medical tests.
Q.201 When an electron pair is shared between two atoms
A) Two covalent bonds are formed C) Single covalent bond is formed
B) Hydrogen bond is formed D) Ionic bond is formed
Q.202 The first microbe to have the genome completely sequenced and was published on July 28th, 1995 was
A) Hyphomicrobium C) Haemophillus malariae
B) Haemophilus aquaticus D) Haemophillus infulenzae
Q.203 An activated enzyme consisting of polypeptide and a cofactor is known as
A) Amylase C) Haloenzyme
B) Apoenzyme D) Coenzyme
Q.204 __________ forms weak linkages with enzymes and their effect can be neutralized completely or partly by an increase in the concentration of the substrate.
A) Only competitive Inhibitors C) Irreversible inhibitors
B) Reversible inhibitors D) Both reversible and irreversible inhibitors
Q.205 In prokaryotic cell, wall strengthening material is
A) Cellulose C) Chitin
B) Silica D) Peptidoglycan
Q.206 The entire cell wall of bacteria is often regarded as a single huge molecule or molecular complex called
A) Capsule C) Slime capsule
B) Secondary wall D) Sacculus
Q.207 Krebs’s cycle takes place in
A) Ribosomes C) Mitochondria
B) Golgi apparatus D) Endoplasmic Reticulum
Q.208 Chemically, viruses are made up of
A) Nucleic acid only C) Nucleic acid and protein
B) Protein only D) Core and coat
Q.209 Widespread epidemic disease, influenza is caused by
A) DNA virus C) DNA enveloped virus
B) RNA enveloped virus D) RNA virus
Q.210 When the division of cells is in three planes, the arrangement is known as
A) Diplococcus C) Streptococcus
B) Sarcina D) Staphylococcus
Q.211 Bacterial ‘death rate’ is equal to ‘birth rate; in
A) Lag phase C) Death phase
B) Log phase D) Stationary phase
Q.212 Trypanosoma is a human parasite causing
A) African sleeping sickness C) Indonesian sleeping sickness
B) European sleeping sickness D) American sleeping sickness
Q.213 The feeding stage of slime mold is a
A) Gastrozoid C) Plasmodium
B) Sporozoite D) Merozote
Q.214 Drug obtained from fungus used for lowing blood cholesterol is
A) Lovastatin C) Ergotin
B) Cyclosporin D) Griseofulvin
Q.215 Fungi store surplus food in the form of
A) Cellulose C) Starch
B) Glycogen D) Both B and C
Q.216 The ecological role of fungi as decomposers is paralleled only by
A) Prions C) Bacteria
B) Algae D) Viruses
Q.217 “Vascular System absent; gametophyte dominant, sporophyte attached to gametophyte; homosporous” are distinguishing characters of
A) Psiolpsida C) Angiosperms
B) Pteropsida D) Bryophyta
Q.218 Which of the following features differentiate angiosperms from gymnosperms?
A) Pollens disperse by air C) Ovaries
B) Haploid microspores D) Pollen tubes
Q.219 In Pakistan, the furniture wood is mainly obtained from the members of family:
A) Rosaceae C) Minosaceae
B) Solanaceae D) Fabaceae
Q.220 Which of the following is exclusive character of mammals?
A) Homeothermic C) Poikliothermic
B) Hair D) Four chambered heart
READ MORE:
- Solved Past Papers MCQs of MDCAT 1
- Solved Past Papers MCQs of MDCAT 2
- Solved Past Papers MCQs of MDCAT 4
