A scientist is observing an insect in the lab. The insect moves in zig-zag motions back and forth in the petri dish where it is located. The scientist shines a large, bright light onto the insect. The insect does not change its behavior. This leads the scientist to believe that the insect's movement is
O positive taxis
O negative taxis.
O kinesis
O tropism

negative taxis(photo)

Explanation:

because it doesn't respond to light

b. the carbon cycle ensures living things have a source of hydrogen

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.