Amino acids can be distinguished from one another by
1.type of bond between the R group and the rest of the molecule
2.the number of R groups found on the amino acid molecules
3.the chemical properties of their R groups
4.the chemical properties of the amino and carboxyl groups
An olfactory stimulus travels from receptor to
1.amygdala
2.pons
3.olfactory bulb
4.thalamus
Antisnake venom is prepared by
1.Pasteur institute
2.Hoffkine's institute
3.Birla's Institute
4.Indian science Institute
At what temperature do pathogenic bacteria grow best in food?
1.5 to 15 degrees Celsius
2. 15 to 25 degrees Celsius
3.20 to 45 degrees Celsius
4.40 to 65 degrees Celsius
ATP is a compound that is synthesized when
1.digestive enzymes break amino acids into smaller pieces
2.energy stored in nitrogen is released froming amino acids
3. energy is stored in chemical bonds is released during cellular respiration
4.chemical bonds between carbon atoms are formed by during photo synthesis
Best suited for areas subject to friction, the epithelial tissue is called as
1.transitional
2.simple columnar
3.straited squamous
4.areolar
Branch of biology in which we study about relationship between living and their environment
1.Physiology
2.Genetics
3.Ecology
4.Geology
Branch of science which deal with the study of causative agent of disease is __________
1.Ecology
2.Etiology
3.Eugenics
4.Euthenics
Cells with similar markers stick together and function as
1.Organs
2.Tissues
3.Systems
4.Organisms
Cholesterol belongs to which class of molecules?
1.Lipids
2.Carbohydrates
3.Nucleic acids
4.Proteins
Conversion of Glycogen to Glucose is stimulated by
1.Insulin
2.Cortisol
3.Glucagon
4.Progesterone
Cretinism is due to the disorder of the glands
1.Thymus
2.Parathyroid
3.Thyroid
4.Adrenal
Finger like ends of the fallopian tubes are called
1.Fimbriae
2.Cysts
3.Papillae
4.Labia
Food wrapped in news paper is likely to get contaminated by
1.Magnesium
2.Alluminium
3.Lead
4.Copper
Genes are made of
1.Carbohydrates
2.Proteins
3.Fats
4.Nucleotides
Genes are situated on _________
1.Chromosome
2.Mitochondria
3.Plastids
4.Ribosomes
Genes contain instructions for assembling what?
1.Amino acids
2.Proteins
3.Nucleotides
4. All of the above
Green pigment is called
1.Chlorophyll
2.Xanthophyll
3.Carotene
4.Phycobillin
How many chromosomes are in a human gamete?
1.23
2.46
3.92
4.102
How many pints of blood in the human body?A) 6 - 8 B) 10 - 12C) 8 - 10 D) 5 - 7
1.6 8
2.10 12
3.8 10
4.5 7
In which of the following organelles does photosynthesis take place?
1.Miochondria
2.Chloroplast
3.Central Vacuole
4.Ribosome
Infection of salivary glands by a virus leads to
1.tetanus
2.mumps
3.pyorrhoea
4.ulcers
Man has _____ pairs of salivary glands
1.3
2.4
3.6
4.8
Nissil granules occur in
1.Eosinophil
2.Glial cell
3.Neuron
4.Lymphocyte
Organisms that feed on the excreta of other organisms are called
1.autotrophs
2.heterotrophs
3.coprophagous
4.saprotrophs
Origins of genetic variation
1.intragenic recombination
2.mutation
3.reticulation
4.All the above
Pressure, pain, and temperature receptors in the skin are
1.Exteroceptors
2.Proprioceptors
3.Interoceptors
4.Mechanoreceptors
The disease Goitre is caused in persons who do not have in their diet sufficient
1.calcium
2.sodium
3.iodine
4.iron
The process of bones increasing in width is known as
1. appositional growth
2.closing of the epiphyseal plate
3.concentric growth
4.long bones reaching adult length and width
The technique of DNA fingerprinting in human was developed for first time by _________
1.Lalji Singh
2.Alec Jeffreys
3.R. Ericson
4. J. Black
Voluntary muscles are contained in the .........
1.heart
2. hind limb
3.liver
4.lung
What color is Lobster blood?
1.Blue
2.White
3.Red
4.Colourless
What happens during the S-phase of the cell cycle?
1.cell division
2.cell growth
3.DNA replication
4.protein and enzyme synthesis
What part of the body controls balance?
1.Cerebrum
2.Cerebellum
3.Medulla oblangata
4.Amygdala
What process immediately preceeded protein synthesis at the ribosome?
1.transcription
2.replication
3.translation
4.duplication
What provides electrons for the light reactions?
1.Water
2.Oxygen
3.Carbon dioxide
4.Light
When during the Cell Cycle are Chromosomes visible?
1.only during interphase
2.only during cell division
3.only during G1 phase
4.only during they are replicated
Where are Enzymes found?
1.food
2.human body
3.medicines
4.none
Where in the cell are chromosomes located?
1.mitochondria
2.DNA
3.RNA
4.Nucleus
Where is glucose stored in the body?
1.bones
2.blood
3.organs
4.None of the above
Which is the Largest Organ in the Human Body?
1.Heart
2.Brain
3.Skin
4.Liver
Which of the following crops would be preffered for sowing in order to enrich the soil with nitrogen?
1.Wheat
2.Mustard
3.Sunflower
4.Gram
Which of the following does not influence haemoglobin saturation?
1.Nitric oxide
2.Carbon dioxide
3.Temperature
4.DPG
Which of the following is not an enzyme?
1.Oxytocin
2.Trypsin
3.Pepsin
4.Ptyalin
Which of the following serve as antibodies?
1.Proteins
2.Lipids
3.Carbohydrates
4.Nucleic acids
Which of the following statements best describes nutrient density?
1.Consume a variety of foods from MyPyramids ve major food groups every day.
2.Consume foods that have the most nutrition for their kcalories
3.Choose a number of diFerent foods within any given food group rather than the same old thing.
4.All the above
Which of these does not contain a structural protein?
1.Tendons
2.Ovalbumin
3.Muscles
4.Ligaments
Which structure is common to plant and animal cells?
1.Centriole
2.Chloroplast
3.Central Vacuole
4.Mitochondria
Which structure is not part of the Endomembrane System?
1.Chloroplast
2.Plasma membrane
3.Nuclear envelope
4.Golgi apparatus