Question: The theory of survival of the fittest was given by
1. Darwin
2. Lamarck
3. Weismann
4. Herbert Spencer
Answer: 4
Question: The virus that infects bacterium is:
1. Arbovirus
2. Viraemia
3. Bacteriophage
4. Baclofen
Answer: 3
Question: The polio virus enters the body through
1. Mosquito bites
2. Tick bites
3. Contaminated food and water
4. Saliva and secretion from the nose
Answer: 3
Question: The disease that is caused by viral infection is
1. Typhoid
2. Cholera
3. Common cold
4. Tetanus
Answer: 3
Question: What is responsible for diphtheria and influenza?
1. Virus and bacteria respectively
2. Bacteria and virus respectively
3. Bacteria
4. Water pollution
Answer: 2
Question: Small pox is caused by
1. Bacteria
2. Fungus
3. Virus
4. Algae
Answer: 3
Question: Measles is caused by
1. Bacteria
2. Fungus
3. Virus
4. Protozoan
Answer: 3
Question: Jaundice is caused by a/an
1. Virus
2. Bacteria
3. Fungus
4. Animal
Answer: 1
Question: Which one of the following is a viral disease transmitted to man by the bite or rabid animals particularly dogs?
1. Cholera
2. Plague
3. Malaria
4. Rabies
Answer: 4
Question: To which group of organisms do Viruses belong?
1. Actinomycetes
2. Cyanobacteria
3. Protozoa
4. None of these
Answer: 4
Question: Which is regarded as a link between the living and the non-living?
1. Amoeba
2. Virus
3. Bacteria
4. RNA
Answer: 2
Question: The vestiges of hind limbs are present in
1. Cobra
2. Sea snake
3. Krait
4. Python
Answer: 4
Question: Vestigeal organs are those which are
1. Fully formed and functional
2. Much reduced but functional
3. Much reduced and functionless
4. Fully formed but functionless
Answer: 3
Question: The limbs of different mammals have evolved form a basic
1. Pentadactyl plan
2. Hexadactyl plan
3. Bidactyl plan
4. Adactyl
Answer: 1
Question: The organisms that live inside alimentary canal are
1. Symbionts
2. Autotrophs
3. Heterotrophs
4. Saprotrophs
Answer: 1
Question: The most primitive mammals are
1. Carnivorous
2. Herbivorous
3. Omnivorous
4. Insectivorous
Answer: 4
Question: Seymouria represents the transitional stage between
1. Amphibians and reptiles
2. Pisces and amphibians
3. Reptiles and mammals
4. Birds and mammals
Answer: 1
Question: The golden age of Dinosaurs was
1. Palaeozoic
2. Coenozoic
3. Mesozoic
4. Proterozoic
Answer: 3
Question: The oldest era is
1. Palaeozoic
2. Mesozoic
3. Coenozoic
4. Proterozoic
Answer: 4
Question: Animals belonging to different classes of Vertebrates have developed similar adaptational features to a particular type of habitat. This phenomenon is called
1. Convergent evolution
2. Adaptive radiation
3. Mimicry
4. Parallel evolution
Answer: 1
Question: Vestigeal pelvic girdle and bones of hind limbs are characteristic of
1. Whales
2. Dolphins
3. Seals
4. Sharks
Answer: 1
Question: Who considered evolution as due to mutation?
1. Charles Darwin
2. Lamarck
3. Hugo de Vries
4. Wallace
Answer: 3
Question: Hugo de Cries based his theory of mutation on observing the organism
1. Drosophila
2. Pea plant
3. Oenothera
4. Elephant
Answer: 3
Question: Palaeontology is the study of
1. Birds
2. Bones
3. Fossils
4. Primates
Answer: 3
Question: The biogenetic law was proposed by
1. Alfred Russel Wallace
2. Charles Darwin
3. Ernst von Haeckel
4. Lamarck
Answer: 3
Question: Ontogeny recapitulates phylogeny is the theory of
1. Evolution
2. Reduction
3. Recapitulation
4. Darwinism
Answer: 3
Question: Wallace’s line is a line
1. Drawn by Darwin
2. Across the mountains
3. Between two zoogeographical areas
4. Between different classes of animals
Answer: 3
Question: The solenocytes of Platyhelminthes, the nephridium of Annelids, and the kidneys of Vertebrates all have a similar function of excretion by differ in origin. They are said to be
1. Analogous
2. Homologous
3. Adaptational
4. Vestigeal
Answer: 1
Question: The various organs of mouth parts used for biting, sucking, chewing etc of insects, though differ externally and in functions, are built on the same basic plan and it is termed
1. Analogy
2. Homology
3. Parallel evolution
4. Isolation
Answer: 2
Question: Which organism probably arrived first in the world?
1. Algae
2. Fungi
3. Protozoa
4. None of the above
Answer: 1
Question: The germ plasm theory of inheritance was proposed by
1. Weismann
2. Lamark
3. Darwin
4. De Vries
Answer: 1
Question: Darwinism does not explain
1. Progression
2. Retrogression
3. Usefulness of all organs
4. Presence of vestigeal organs
Answer: 4