The pincer-like structures present on the stipes of maxilla of cockroach are
Which type of blood vessel has thick walls in order to withstand high pressure?
What is the stage of mitosis when chromosomes separate and move towards poles ?
Generic name of 'Sea fur ' is:
Which mineral is essential for coagulation to occur?
Mumps is an infection of which of the following salivary glands ?
In a sample of centrifuged blood, the layer immediately beneath the plasma:
Azolla is used as biofertilizer because it has
Pulses are a good source of
Gall bladder is absent in
Of the following plants which one would you consider an endangered plant due to over exploitation?
Saffron is produced from
India ranks first in the production of
In which part of the body, honey bee keeps the nectar for sometime?
Which of the following occurs in abiotic component of ecosystem?
Succulents occur in
Brain sand is found in
An ecosystem is not
While dwarfs and cretins are somewhat of the same height, the main difference is that
Wild type Escherichia coli growing on medium having glucose is transferred to lactose containing medium. Which change occurs ?
When a cross is made between offsprings and one of its parents, it is known as :
Patients suffering from alkaptonuria have an abnormal compound in urine known as :
Different forms of a gene are called
Which of the following is absent in the primary and secondary structure of stem of Pinus ?
What is correct about test tube baby?
In a test tube baby, the fusion of ovum and sperm is done outside the body of woman for forming a zygote which is allowed to divide to form embryo.
This embryo is then implanted in uterus where it develops into a foetus.
The foetus, in turn, develops into a child.
DPT provides immunity against
Sequence of eye covering (outer to inner) is
Sensation of stomach pain is due to
Digestion of food occurs in sponge Leucosolemia in
Where is the thymus gland located?
Minerals absorbed by roots move to the leaf through
Prototherians have evolved from
Lymph formed in your right hand will eventually drain into the:
The pearl producing Indian species is
Organelles involved in photorespiration are
Main renewable source of energy is
Rate of photosynthesis is independent of
The term species was coined by
Coconut milk factor is
Nitrogen fixation occurs in
Induction of cell division and delay in senescence is done by
Which one of the following substances plays an important role in biochemical defence of host plants?
Which of these can preserve food stuffs?
Greenhouse effect is due to
Eutrophication is a type of
Porocytes are special cells for the passage of
The healing of cuts and wounds is called
The main characteristic of anemophillous flower is
Fragrant flowers with well developed nectaries are adapted for
In bacteria the site for respiration is
The diaphragm assists breathing by
The respiratory enzymes are located in
An increase in the rate of contractions of the diaphragm and rib muscles would indicate
Nephrostome occurs in Earthworm
Origin of stem branches is
In Frog, jelly around the eggs is deposited
Inferior ovary with cypsella fruits are found in the family-
Rate of water absorption is slow near freezing point because
Movement of fluids from the glomerulus’s to Bowman’s capsule is due to
Decreasing the concentration of sodium ions in the blood will result in