Define the following term: ecosystem
question options:

a)a community of organisms that all live in the same area and eat the same food

b)a community of people living in the same neighborhood

c) a community of organisms that live in a particular area

d)a community of dogs who all like the same bone

i chose a for my answer ,but i wasn't sure if i was correct or not . to whoever me: ).

The wind is to parities grasses because it them

What is a general feature of a species that varies from one individual to the next (skin tone,eye color or hair color)? a.organism b.trait c.character

Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.