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An artificial ecosystem is represented by:
The constituents of automobile exhaust that can cause cancer is are:
The optimum dissolved oxygen, level (in mg/litre) required for survival of aquatic organisms is:
An example of false fruit is
Normal fasting blood sugar level per 100 ml. of blood in man is
A large number of identical plants can be obtained in a short span of time through –
The smallest flowering plant is :
Leukaemia or blood cancer is characterised by abnormal in crease of the –
The poison of honey bee is :
Birds which swim in water have –
The process of preventing the birds from flying is called
Veins seen in the leaves, serve the function of
The edible part of Cabbage is
Which of the following processes are associated with plants during dark period?
In MRI machine, which one of the following is used?
For generation of biogas, the materials commonly used are
Goitre is caused by the deficiency of
The green colour of the leaves is due to the presence of
The edible part of an onion is
To which group of blood an universal recipient belongs?
The normal body temperature of human beings is
Columba-livia is the scientific name of
Bones are pneumatic in
Which of the following produces highest amount of energy upon oxidation?
Bleaching powder is used in drinking water as a/an
An ecosystem consists of :
An insect – catching plant is :
The method not used as a Biological control is :
Wisdom teeth is the :
The tusk of elephant is an enormously enlarged :
Scurvy is caused due to the deficiency of:
Male (Anopheles) mosquito feeds on :
Rickets is the deficiency disease of Vitamin D, in which the affected part is the
The dried flower buds are used as a spice in
Which part becomes modified as the tusk of elephant?
The vector of disease sleeping sickness is .
For how many years have the dinosaurs been extinct?