Name the hormones released by the ants. (ii) How this hormone is useful for the ants? (iii) Name any two insects other than ants which release this hormone.

i. ecdysone

ii. for molting and metamorphosis

iii. Spider and termite

Explanation:

i.  ecdysone

ii.

Hormones control the molting and metamorphosis in ants. The body wall has sensory receptors that trigger production of hormone from neurosecretory cells in the brain. This hormone then act on the prothoracic gland/an endocrine gland in the prothorax. This gland then secretes molting hormone “ecdysone” that act on the epidermis and stimulate growth and cuticle formation.

iii. Spider and termite

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !

a) which ethnic groups live in this community?

i just took test