Ravi has observed rhizome and circinate leaves in the given specimen. Which specimen he has observed ?

Type specimen of a new species has to be

Type specimen of a new species has to be

Type specimen of a new species has to be

Observe the given cross. Which phenomenon has been shown here?

A middle integument has been observed in

Ravi went to his cotton field. There he observed some of the cotton leaves were affected by Insects. He also observed that weeds in between are not affected. Give reasons.

Observe the two given leaves and answer the following question. What is the type of root system observed in the plant with leaf in fig (a).

A data has 19 observation arranged in ascending order. Which observation reprsent the median.

A data has 19 observation arranged in ascending order. Which observation reprsent the median.

Three specimens A, B, C of same radioactive element has activities 1 microcurie, 1 rutherford and 1 becquerel respectively. Which specimen has maximum mass?