QUESTION 5 Match the symbol with the type of symbiotic relationship it represents

symbiotic relationships symbol

symbol

A. Mutualism 1.+/+

B. Commensalism 2.-/-

C. Parasitism 3.+/0

D. Competition 4.+/- one sec

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments