How many genera and species are found in Fabaceae?

What is Red list? How many categories of species are mentioned in Red list?

Answer in one word or one line. (i) Give the common name of Periplaneta americana. (ii) How many spermathecae are found in earthworm? (iii) What is the position of ovaries in the cockroach? (iv) How many segments are present in the abdomen of cockroach? (v) Where do you find malphigian tubules?

How many non-sense codons are found in 64 codons?

How many pairs of spinal nerve are found in human ?

How many chromosomes are found in Carica papaya?

Answer the following (i) What is the function of nephridia? (ii) How many types of nephridia are found in earthworm based on their location ?

How many ear ossicles ?

How many cells are found in an angiosperm embryo sac? Name them.

How many nuclei are found in an angiosperm embryo sac? Name them.

How many species are documented to be extinct in last 500 years by IUCN Red List, 2004?