If insects have special excretory structures, then what has a special excretory structure? Answer choices: - Silk plants. - Insects. - a fish - animals - plants - Architecture structures. - barnacles - Corset structure.
Insects.

If as the rate of travel increases an object's drag increases exponentionally, then what increases as speed increases? Answer choices: - Weight - Mass - drag - Cars - motion - Lift - sweat - heat
drag

Q: If animals in the Phylum Porifera are a source of food for many species of fish, then animals in the Phylum Porifera are a source of what for many species of fish? Answer choices: - oxygen - sound - food - waste - life - edible - Energy - amusement
A: food

Question: If plants show phototropism, or growing toward the sun, then what is plant's tendency to grow toward the sun called? Answer choices: - photomorphism - phototropism - photosynthesis - peachleaf willow - Conifers - Exfoliation - vegetation - photochromic
Answer: phototropism

*Question*
If rivers form sedimentary rocks, then what forms sedimentary rocks? Answer choices: - cracking - streams - rock - soils - rivers - shells - calcite - coal
**Answer**
rivers

Q: If heating water can be used to identify water's boiling point, then what can be identified after heating water? Answer choices: - Chemical energy - organisms - frozen water - its freezing point - Movement of an air mass - its boiling point - objects that have mass - magma's boiling point
A: its boiling point