Which statements describe hydrotropism? Check all that apply.

Hydrotropism is a plant’s response to light.
Hydrotropism is a plant’s response to an external stimulus.
Hydrotropism causes cells to grow longer on one side of the roots.
Hydrotropism causes cells to grow longer on one side of the stems.
Hydrotropism causes a plant to grow toward light.
Hydrotropism causes a plant to grow away from light.

Which of the following is a difference between a food chain and a food web? selected: a. food webs contain both plants and animals. food chains only contain animals.this answer is incorrect. b. food webs show energy transfer. food chains show which animal eats which animal. c. food webs separate organisms by tropic level. food chains do not. d. food webs are a complex patterns of energy flow. food chains only show one line of energy flow.

As , plants meet their needs for making food from air, soil, water, and the sun's energy in a process called there are plants called grow high in trees without here are words to put in the blanks. 1.) producers 2.) consumers 3.) chloroplasts 4.) epiphytes

Explain nonnuclear inheritance. ~ ap biology