Que- The branch of Biology which deals with the use of data and techniques of engineering & technology concerning living organisms is:
a. Human Biology
b. Environmental Biology
c. Genetics
d. Bio-technology
Answer- Bio-technology
Que- The branch in which organism's life cycle, mode of transmission and interaction with their hosts are studied is:
a. Anatomy
b. Physiology
c. Parasitology
d. Social Biology
Answer- Parasitology
Que- The molecules of living matter that provide building blocks are mostly based on:
a. Carbon
b. Nitrogen
c. Hydrogen
d. Ammonia
Answer- Carbon
Que- Human blood is an example of__________?
a. Organelle
b. Tissues
c. Organic compound
d. Inorganic compounds
Answer- Tissues
Que- With different chemical arrangements and formation Of complex molecules, the life emerges on the level of the ?
a. Cells
b. Tissues
c. Organs
d. Organ System
Answer- Cells
Que- Organelles are_______________?
a. Unicellular structures
b. Multi-cellular structures
c. Sub-cellular structures
d. Non-cellular structures
Answer- Sub-cellular structures
Que- Functional unit of DNA Is____________?
a. Nucleus
b. Genes
c. Chromosomes
d. Nucleolus
Answer- Genes
Que- Various tissue types combine to make up__________?
a. Cells
b. Organs
c. Organ System
d. Organelles
Answer- Organs
Que- Two or more populations of different species living and interacting in the same area form
a. Biosphere
b. Community
c. Population System
d. Ecosystem
Answer- Community
Que- A group of similar cells that perform a specific function is:
a. Organ
b. Tissues
c. Organelle
d. Organ System
Answer- Tissues
Que- Which of the following is an example of “molecule”?
a. Chloroplast
b. A Nerve Cell
c. DNA
d. Hydrogen
Answer- DNA
Que- A group of very similar inter breeding organisms constitutes?
a. Biosphere
b. Ecosystem
c. Population
d. Species
Answer- Species
Que- Members of one species inhabiting the same are form__________?
a. Species
b. Community
c. Ecosystem
d. Population
Answer- Population
Que- On the basis of collected facts and figures, a scientist formulates a factitive statement called:
a. Observation
b. Research work
c. Hypothesis
d. Inductive Reasoning
Answer- Hypothesis
Que- Robert Hooke discovered_____________?
a. Nucleus
b. Mitochondria
c. Cell
d. DNA
Answer- Cell
Que- Steps Involved in scientific method are ?
a. Hypothesis –>Accumulated data –> observation & experimentation –> conclusion
b. New data —> Conclusion —> Accumulated data —> Observation & experimentation
c. Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion
d. Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion
Answer- Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion
Que- Malaria is associated with___________?
a. Culex Mosquito
b. Culiesta Mosquito
c. Anopheles Mosquito
d. Culex & Anopheles Mosquito
Answer- Anopheles Mosquito
Que- Biologist 'Grass' discovered the life cycle of plasmodium in_______?
a. 1896.0
b. 1897.0
c. 1898.0
d. 1899.0
Answer- 1898.0
Que- The first antibiotic to be discovered was_____________?
a. Penicillin
b. Cephalosporin
c. Amino glycosides
d. Erythromycin
Answer- Penicillin
Que- Immunization by vaccination was first introduced by?
a. Fleming in 1945
b. Florey & Chain in 1975
c. Flore & Chain in 1795
d. Edward Jenner in 1795
Answer- Edward Jenner in 1795
Que- The Science of growing terrestrial plants in an aerated solution is_________?
a. Hydrodynamics
b. Hydroponics
c. Hydrotonics
d. None of them
Answer- Hydroponics
Que- An educated guess is called:
a. Accumulated Data
b. Observation
c. Hypothesis
d. Conclusion
Answer- Hypothesis
Que- Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?
a. 1993.0
b. 1994.0
c. 1995.0
d. 1996.0
Answer- 1996.0
Que- Crop rotation helps in______________?
a. Growth of pathogens
b. Soil Infertility
c. Slowing of crops growth
d. Eradication of disease
Answer- Eradication of disease
Que- People living in high altitudes (like mountains) usually have a _________?
a. smaller number of Red Blood Cells
b. larger number of Red Blood Cells
c. smaller number of White Blood Cells
d. larger number of White Blood Cells
Answer- larger number of Red Blood Cells
Que- Which character differentiates living things from non-living organisms?
a. They live in the same ecosystem.
b. They are highly organized and complex made of one or more cells and contain genetic material
c. They are acted upon by the same environment
d. Both a and b
Answer- They are highly organized and complex made of one or more cells and contain genetic material
Que- Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.
a. Vitamin A
b. Vitamin C
c. Vitamin D
d. B complex
Answer- Vitamin A
Que- The average internal temperature of human body is __________?
a. 35 oC
b. 36 oC
c. 37 oC
d. 38 oC
Answer- 37 oC
Que- The study of fossils is called?
a. Environmental Biology
b. Historical biology
c. Palaeontology
d. Social biology
Answer- Palaeontology
Que- About __________ of the body weight of a mammal is water ?
a. 0.6
b. 0.65
c. 0.7
d. 0.75
Answer- 0.7
Que- The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
a. Molecular biologists
b. Microbiologists
c. Freshwater biologists
d. Social biologist
Answer- Molecular biologists
Que- On wound __________ fight foreign particles, like bacteria?
a. White Blood cells
b. Red Blood Cells
c. Platelets
d. Plasma
Answer- White Blood cells
Que- Sythetic insulin from pork was formed by which technique?
a. Biotechnology
b. Social biological techniques
c. Parasitology
d. Both a and c
Answer- Biotechnology
Que- Blood is carried towards the heart by __________?
a. Arteries
b. Capillaries
c. Veins
d. none of these
Answer- Veins
Que- The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called ?
a. Environmental biology
b. Social biology
c. Human biology
d. Both b and c
Answer- Social biology
Que- __________ is essential for the formation of hemoglobin.
a. Calcium
b. Iron
c. Water
d. Carbohydrates
Answer- Iron
Que- Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
a. 6.0
b. 16.0
c. 26.0
d. 15.0
Answer- 16.0
Que- ___________ are needed as a source of energy for the vital activities of the body?
a. Calcium
b. Iron
c. Water
d. Carbohydrates
Answer- Carbohydrates
Que- Oxygen accounts for ____ % of totals human body mass?
a. 0.65
b. 0.18
c. 0.1
d. 0.03
Answer- 0.65
Que- The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called:
a. An organ
b. A molecule
c. Tissue
d. Both a and c
Answer- A molecule
Que- Which one of them is a micro-molecule?
a. Polysaccharide
b. Protein
c. Hemoglobin
d. ATP
Answer- ATP
Que- A structure formed by groups of similar cells organized into loose sheets or bundles performing similar functions is called as:
a. An organ
b. An organism
c. A Tissue
d. A Cell
Answer- A Tissue
Que- Haemodialysis means cleaning of____________?
a. Urine
b. Blood
c. Glomerular filterate
d. Coelomic fluid
Answer- Blood
Que- In animals coordination is achieved by means of?
a. Nervous system
b. Endocrine system
c. Respiratory system
d. Both A and B
Answer- Both A and B
Que- Production of sweat and sebum is related with ?
a. Skin
b. Liver
c. Lungs
d. GIT
Answer- Skin
Que- Group of living organisms of the same species living in the same place at the same time is called ?
a. Community
b. Population
c. Ecosystem
d. Biome
Answer- Population
Que- The evaporative cooling in the respiratory tract of dogs is called?
a. Vasodilation
b. Vasoconstriction
c. Panting
d. All of these
Answer- Panting
Que- Different species of plants and animals living in the same habitat is called?
a. Population
b. Community
c. Biome
d. Habitat
Answer- Community
Que- Which of the following pathogen type cause disease that can be treated with antibiotics ?
a. bacteria
b. fungi
c. virus
d. none of these
Answer- bacteria
Que- A large regional community primarily determined by climate is called ?
a. Population
b. Community
c. Biome
d. Habitat
Answer- Biome
Que- Most cell membranes are composed principally of ?
a. DNA ad protein
b. Protein and Lipids
c. Protein and Chitin
d. Protein and RNA
Answer- Protein and Lipids
Que- The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by ?
a. Environmental biologist
b. Paleontologist
c. Marine biologist
d. Social biologist
Answer- Paleontologist
Que- Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the ?
a. Concentration of water molecules inside and outside the cell
b. Concentration of enzymes on either side of the cell membrane
c. Rate of molecular motion on either side of the cell membrane
d. None of these
Answer- Concentration of water molecules inside and outside the cell
Que- It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect?
a. Older sediment layers have equal amount of these radioactive isotopes as that of the young ones
b. Older sediment layers have less amount of these radioactive isotopes as that of the young ones.
c. Older sediment layers have greater amount of these radioactive isotopes as that of the young ones.
d. Older sediment layers did not have these radioactive isotopes
Answer- Older sediment layers have less amount of these radioactive isotopes as that of the young ones.
Que- Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
a. Diffusion
b. Passive transport
c. Osmosis
d. Active transport
Answer- Active transport
Que- An unbroken series of species arranged in ancestors to descendent sequence with each later species having evolved from one that immediately preceded it is called?
a. Biome
b. Phyletic lineage
c. Community
d. Population
Answer- Phyletic lineage
Que- Proteins are made from amino acids by the process of ______________?
a. Hydrolysis
b. Pinocytosis
c. Dehydration synthesis
d. Active transport
Answer- Dehydration synthesis
Que- Biological sciences have a set methodology and it is based on ?
a. Experimental inquiry
b. Esthetic preference
c. Philosophical ideas
d. Imaginations
Answer- Experimental inquiry
Que- Which is an organic compound found in most cells ?
a. Water
b. Glucose
c. Oxygen
d. Sodium chloride
Answer- Glucose
Que- A series of hypothesis supported by the results of many tests is called ?
a. Scientific law
b. Theory
c. Data
d. Deduction
Answer- Theory
Que- Which are the four most abundant elements in living cells ?
a. carbon, oxygen, nitrogen, sulfur
b. carbon, oxygen, hydrogen, nitrogen
c. carbon, oxygen, sulfur, phosphorus
d. carbon, sulfur, hydrogen, magnesium
Answer- carbon, oxygen, hydrogen, nitrogen
Que- Which one is not correct for a productive theory?
a. It is predictive
b. It has explanatory power
c. It discourages suggestion of different hypotheses
d. None of these
Answer- It discourages suggestion of different hypotheses
Que- Conclusion of Mendels work latter became a_____________?
a. Scientific hypothesis
b. Theory
c. Scientific law
d. Productive theory
Answer- Scientific law
Que- Starch is converted into maltose by?
a. diastase
b. invertase
c. maltase
d. amylase
Answer- diastase
Que- Breeders have developed new and better varieties of food items by using which technique?
a. Pasteurization
b. Hydroponic culture technique
c. Genetic engineering
d. Biological control techniques
Answer- Genetic engineering
Que- Co-enzyme is often formed from ?
a. lipid
b. protein
c. inorganic ion
d. vitamin
Answer- vitamin
Que- Production of genetically identical copies of organisms/cells by asexula reproduction is called ?
a. Mitosis
b. Replication
c. Cloning
d. Biological control
Answer- Cloning
Que- Messenger RNA is formed in_________?
a. nucleus
b. chloroplast
c. mitochondria
d. none of these
Answer- nucleus
Que- Astronauts may use which technique to grow fruits and vegetables ?
a. Tissue culture techniques
b. Cloning
c. Pasterisation
d. Hydroponic culture technique
Answer- Hydroponic culture technique
Que- Number of chromosomes in E.coli ?
a. 1.0
b. 2.0
c. 4.0
d. 6.0
Answer- 1.0
Que- Which statement is incorrect for pasteurization?
a. It is used to preserve yogurt and milk
b. It was developed by Louis Pasteur.
c. It involves heating the substance at high temperature for just few sec.
d. It can be used to preserve vegetables and meat.
Answer- It can be used to preserve vegetables and meat.
Que- Protein factory is___________?
a. nucleus
b. ribosome
c. golgi complex
d. centriole
Answer- ribosome
Que- What is the mode of transmission of Hepatitis virus?
a. Aerosol
b. Parentral (via blood)
c. Skin penetration
d. Unknown
Answer- Parentral (via blood)
Que- Smallest disease causing agents in plants are ?
a. virion
b. mycoplasma
c. viroids
d. prions
Answer- viroids
Que- Which disease can be controlled by vaccination?
a. Measles
b. Cancer
c. Diabetes
d. Heart attack
Answer- Measles
Que- The major cell infected by the HIV is lymphocyte ?
a. helper-T
b. B
c. both T and B
d. none of these
Answer- helper-T
Que- Vaccine was first developed by_______________?
a. Louis Pasture
b. Edward Jenner
c. Jaber Ibn Hayan
d. Aristotle
Answer- Edward Jenner
Que- Pigment present in red algae is_____________?
a. fucoxanthin
b. phycocyanin
c. phycoerythrin
d. bilirubin
Answer- phycoerythrin
Que- Which disease has been totally eradicated from the world because of effective vaccination?
a. Measles
b. Polio
c. Small pox
d. Hepatitis
Answer- Small pox
Que- Nutrition in fungi is___________?
a. Photosynthetic
b. Chemosynthetic
c. Completely parasitic
d. Absorptive heterotrophs
Answer- Absorptive heterotrophs
Que- Which of the following statement is incorrect about antibiotics?
a. They are used against microorganisms
b. They are always effective against bacteria
c. They are used in diseases like tuberculosis and pneumonia
d. They are derived from bacteria only
Answer- They are derived from bacteria only
Que- Fungi resemble plants because they lack___________?
a. Cell wall
b. Cytoplasm
c. Centriole
d. Nucleus
Answer- Centriole
Que- Which treatment is instituted in a cancerous patient?
a. Antibiotic therapy
b. Radiotherapy
c. Gene therapy
d. None of these
Answer- Radiotherapy
Que- Which is a parasitic plant?
a. cuscuta
b. rose
c. ferns
d. mosses
Answer- cuscuta
Que- Which statement is incorrect for cloning?
a. The nucleus of a fertilized egg is replaced by the nucleus from the cell of a fully developed individual
b. Division of a single egg into one or more separate embryos.
c. The individual is the mirror image of the parent organism
d. It involve methods of sexual reproduction
Answer- It involve methods of sexual reproduction
Que- True roots absent in_____________?
a. ferns
b. bryophytes
c. gymnosperms
d. angiosperms
Answer- bryophytes
Que- Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?
a. Integrated disease management
b. Hydroponic culture technique
c. Pasteurization
d. Bioremediation
Answer- Bioremediation
Que- The mechanism for ATP synthesis is_____________?
a. Chemosynthesis
b. Photosynthesis
c. Phosphorylation
d. Chemiosmosis
Answer- Chemiosmosis
Que- Which of the following is not a viral disease?
a. Cowpox
b. Mumps
c. Tetanus
d. Small pox
Answer- Tetanus
Que- Enzyme present in the saliva is_____________?
a. lipase
b. trypsin
c. ptyalin
d. invertase
Answer- ptyalin
Que- In human body 99% of total mass is formed of_____________?
a. 16 Bio-elements
b. 12 Bio-elements
c. 10 Bio-elements
d. 6 Bio-elements
Answer- 6 Bio-elements
Que- Nitrogen is present in___________?
a. carbohydrates
b. proteins
c. lipids
d. carbonates
Answer- proteins
Que- Biological organization is_____________?
a. simple
b. advance
c. complex
d. highly complex
Answer- highly complex
Que- Operculum is present in_____________?
a. bony fish
b. sea fish
c. cartilaginous fish
d. none of these
Answer- bony fish
Que- The arrangement of ________ speaks of the division of labour within cell?
a. Molecule
b. Subatomic particles
c. Atoms
d. Organelles
Answer- Organelles
Que- In which animal respiratory surface are found in more than one organ?
a. birds
b. human
c. fish
d. frog
Answer- frog
Que- Communities are ________ collection of organisms?
a. Static
b. Dynamic
c. May be static or dynamic
d. None of these
Answer- Dynamic
Que- The heart is enclosed in a membrane called________?
a. pleura
b. pericardium
c. peritoneum
d. epithelium
Answer- pericardium
Que- The number of species of organisms currently known to science is?
a. 3500000.0
b. 35000.0
c. 2500000.0
d. 2.5E7
Answer- 2500000.0
Que- From right ventricle blood is pushed into?
a. pulmonary trunk
b. brain
c. aorta
d. body
Answer- pulmonary trunk