Question

below is a food web from joshua tree national park, a desert ecosystem in southern california. which arrows show matter moving from a primary consumer to a secondary consumer? select all that apply. the arrow between the desert woodrat and the raven the arrow between the grasshopper and the grasshopper mouse the arrow between the grasshopper mouse and the coyote the arrow between the desert woodrat and the coyote the arrow between the kit fox and the coyote

Explanation:

• Primary consumers eat producers (plants). In the food web, grasshopper and desert woodrat are primary consumers as they eat creosote bush (a producer).
• Secondary consumers eat primary consumers. Raven and grasshopper mouse are secondary consumers.
• The arrow between desert woodrat (primary consumer) and raven (secondary consumer) shows matter moving from a primary to a secondary consumer.
• The arrow between grasshopper (primary consumer) and grasshopper mouse (secondary consumer) shows matter moving from a primary to a secondary consumer.
• The arrow between grasshopper mouse and coyote: grasshopper mouse is a secondary consumer, coyote is a tertiary consumer (eats secondary consumers).
• The arrow between desert woodrat and coyote: desert woodrat is a primary consumer, coyote is a tertiary consumer (also eats secondary consumers like kit - fox).
• The arrow between kit fox and coyote: kit fox is a secondary/tertiary consumer (eats grasshopper mouse which is a secondary consumer), coyote is a tertiary consumer.

Answer:

the arrow between the desert woodrat and the raven, the arrow between the grasshopper and the grasshopper mouse