Ques: If ferns reproduce with spores, then what do ferns reproduce with? Answer choices: - pollen - heat - a cuticle - sunlight - alleles - spores - chemicals - bushes
Ans: spores

Ques: If bicep contraction occurs when fibers get shorter, then what gets contracted when fibers get shorter? Answer choices: - nerves - h2o - veins - firm hugs - fur - biceps - the skin - density
Ans: biceps

Ques: If avalley is formed by erosion, then avalley is formed by? Answer choices: - Sediment - a solute - calcite - seismic activity - glaciation - weathering - erosion - loose soil
Ans: erosion

Ques: If the layer of body fat under the skin mammals is especially important in cold climates, then what aspect of mammals is especially important in cold climates? Answer choices: - layer of body fat under skin - lips - sweat glands - To conserve energy - toes - food and shelter - It helps them survive - by keeping them warm
Ans:
layer of body fat under skin