A gland below the bladder and surrounding the urethra is
1.prostate
2. seminal vesicle
3.bartholin
4.vas deferens
A gland below the bladder and surrounding the urethra?
1.Prostate
2.Vas deferens
3. Seminal vesicle
4.Bulbourethral
AIDS is caused by the organisms which are
1.bacteria
2.fungi
3. viruses (HTLV III)
4.ProtoZoa
All of the following are fat-soluble vitamins except
1. Vitamin C
2.Vitamin A
3.Vitamin D
4.Vitamin K
Cerebro spinal fluid protects
1.Heart
2.Brain
3.Liver
4.Kidney
Chemical Co- ordination in the body is brought out by
1.Blood
2.Lymph
3.Enzymes
4.Hormones
Cortisol is secreted by
1.Thyroid gland
2. Pituitary gland
3. Adrenal gland
4.Parathyroid gland
Damage to hearing is caused by sounds which exceed
1.70 decibles
2.80 decibles
3.100 decibles
4.120 decibles
DNA is copied during a process called
1.transcription
2.transformation
3.translation
4.replication
DNA is made of repeating units called
1.Nucleotides
2.Ribozomes
3.Peptides
4.Aminoacids
Enzymes are produced by
1.endocrine glands
2.exocrine glands
3.liver
4.spleen
Five Kingdom Classification was preposed by _________
1.Linnacus
2.George Bentham
3.Ariostotle
4.whittaker
Floridian starch is characteristic energy storage material of which algae?
1. Blue green algae
2.Brown algae
3. Red algae
4.Green algae
he plasma of the blood contains which among the following constituents? I. Proteins II. Salts III. Hormones
1.Only I and II
2.Only I and III
3.Only II and III
4.All I, II and III
Human Heart is made up of
1.nervous tissue
2.cardiac muscle
3.nonstriated muscle
4.connective tissue
In Angiosperms, plant embryos in seed have structures called ______.
1.Spore
2.Buds
3.Sprout
4.Cotyledon
In electro - magnetic radiation, which of the following has greater wave - length than visible light
1.Ultra -violet rays
2. Infra - red rays
3.Cosmic rays
4.x-rays
In which of the following kind of organisms is the phenomenon found where in the female kills the male after copulation __________
1.Drgonfly
2.Honey bee
3.Spider
4.Pit viper
Man has...............pairs of salivary glands
1.4
2.6
3.3
4.8
Nitrogen Fixation is carried out primarily by
1.Plants
2.Humans
3.Consumers
4.Bacteria
Nitrogenous Food is
1.Proteins
2.Carbohydrates
3.Salts
4.Lipids
Outward extension of the shoulder bone is the
1.acromion
2.foramen
3.cancellous bone
4. All of the above
Prokaryotic cells lack
1.Membrane bound by organelles
2.Nucleolus
3.Nuclear membrane
4. All the above
Select the correct statement about oxygen transport in blood
1. A 50% oxygen saturation level of blood returning to the lungs might indicate an activity level higher than normal
2.During normal activity, a molecule of hemoglobin returning to the lungs carries one molecule of O2
3.During conditions of acidosis, hemoglobin is able to carry oxygen more efficiently
4.Increased BPG levels in the red blood cells enhance oxygen-carrying capacity
Sleeping sickness in main is caused by the organism
1.Plasmodium
2.entamoeba
3.giardia
4.trypanosoma
Spices detoriate after prolonged boiling
1. The essential oils in the spices easily evaporate
2. Spices are put in the pickels to add to the flavour
3. Both A and B
4.None
Statement I : A person may suffer from tuberculosis if she/he frequently visits crowded place. Statement II : Bacteria of tuberculosis spread through droplets by sneezing or coughing.
1.Both the statements are individually true and Statement II is the correct explanation of Statement I
2.Both the statements are individually true but Statement II is not the correct explanation of Statement I
3. Statement I is true but Statement II is false
4.Statement I is false but Statement II is true
The book Historia plantrum is written by
1.Aristotle
2.Theophrastus
3.Hipporates
4.Darwin
The gap between two communicating neurons is termed
1.Schwann cell
2.Effector
3.Synaptic cleft
4. Cell body
The insects do not have blood pigments because
1.there is no blood
2. tissues have pigments
3.blood does not have a respiratory function
4.pigments are elsewhere
The insects do not have blood pigments because
1.there is no blood
2.there is no blood
3.tissues have pigments
4.pigments are elsewhere
The Mode of nutrition in which particulate food is devoured is
1.holozoic
2.holophytic
3.saprophytic
4.Parasitic
The sciatic nerve is a combination of which two nerves?
1.common fibular and tibial
2. pudendal and posterior femoral cutaneous
3.posterior femoral cutaneous and tibial
4.pudendal and common fibular
Tissue that connects muscle to bone
1.Tendons
2. Joint capsule
3.Body fiber
4.Ligament
What happens during the process of translation?
1. Transfer RNA is made from messenger RNA
2. Copies of DNA molecules are made
3.The cell uses information from messenger RNA to produce proteins
4. Messenger RNA is made from DNA
When more than 20% of the body weight is due to fat, the person is suffering from
1.Marasmus
2.Kwashiorkor
3.Scurvy
4.Obesity
Which best matches the description with the genetic material?
1.Chromosomes are located in the cytoplasm
2.DNA is located in the nucleus.
3. Nucleotides form a helical structure that is called a gene
4.Chromosomes create genes.
Which best summarizes the concept of natural selection?
1. the fittest organisms survive and reproduce
2.an organism will always adapt to its environment
3.an organism will always mutate to survive
4.a mutation always makes a species fitter
Which describes the correct pairing of DNA bases?
1.guanine - cytosine
2.adenine - cytosine
3.guanine - thymine
4. thymine - cytosine
Which of the following harmone is called the emergency harmone ?
1.Insulin
2.Adrenaline
3.Estrogen
4.Oxytocin
Which of the following is true about blood plasma?
1.The main protein component is hemoglobin.
2.It is a faint yellow fluid.
3.It is the same as serum but without the clotting proteins.
4. It is about 90% water.
Which of the following is true about veins?
1.Veins carry blood away from the heart, while arteries carry blood to the heart.
2. Veins are more muscular than arteries.
3.Veins have valves; arteries do not.
4.Veins have a smaller diameter lumen than arteries.
Which of the following statements about aldosterone is NOT correct?
1. Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule.
2.Aldosterone is stimulated by decreased plasma sodium levels and increased plasma potassium levels.
3.Aldosterone is produced in the adrenal cortex.
4. Aldosterone increases the number of passive sodium channels in the luminal membrane of the distal tubule and collecting duct, thus aiding sodium reabsorption.
Which type of simple sugar is found primarily in fruit?
1.Sucrose
2.Fructose
3.Maltose
4.Lactose
Which would provide the body with the most energy?
1.Breaking a single carbon bond
2.Forming bonds between two amino acids
3.Creating bonds to form a carbohydrate
4.Breaking the bonds in a monosaccharide
Who discovered the monomers of nucleic acids?
1.James Watson, Francis Crick, and Rosalind Franklin
2.Friedrich Miescher
3.Phoebus Levene
4.None