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Biology
Number of chromosomes in E.coli
Study of the effects of toxic chemical substance on animal and plant is
The release of Which among the given into ponds & wells helps in controlling mosquitoes -
Which among the given bacterium causes crown gall disease in plants -
Which of the following one of the following is not a mosquito borne disease
BCG vaccine is used against
Number of eyes found in Earthworm
Study of typical behaviour of organisms in their natural habitat is called
The resources which are obtained from bio sphere & have life are:
Which among the given blood cells is compulsory for blood coagulation
Which of the following one of the following is not a plant product
BCG vaccine is used to produce immunity against
How do most insects respire?
Number of mitochondria in bacterial cell is
Synapse gap is present between which of the following?
The retention of urea in the blood in the marine environment, as a means to osmoregulate, is best seen in
Which among the given can cause cancer as well as cure it, depending upon its intensity and use?
Which of the following one of the following is not a rabi crop -
Beak is formed by
How many bones are there in a newly born infant -
Nutrients are recycled in the atmosphere with the help of certain micro-organisms referred to as
Syrinx is the voice box in
The RH factor refers to
Which among the given causes Malaria -
Which of the following one of the following is not the excretory organ
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