8. A sling psychrometer shows a dry-bulb reading of 14°C and a wet-bulb reading
of 9°C. What are the dewpoint and the
relative humidity?

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.