Q: How many more legs do spiders have compared to insects? Read this paragraph and choose the correct option from the provided answers: Although spiders and insects are both arthropods, a spider is not an insect. One key difference is that insects have six legs, while spiders have eight legs. Choices: - six - one - four - two A:
two

Q: Has this ever happened to you? you walk across a carpet, reach out to touch a metal doorknob, and get an unpleasant electric shock? .the reason you get a shock is because of what? Read this paragraph and choose the correct option from the provided answers: Has this ever happened to you? You walk across a carpet, reach out to touch a metal doorknob, and get an unpleasant electric shock (see Figure below ). The reason you get a shock is because of moving electric charges. Moving electric charges also create lightning bolts and the electric current that flows through cables and wires. Choices: - sunlight charge - temperature charge - solar charge - electrical charge A:
electrical charge

Q: Which hormones work together to control the level of glucose in the blood? Read this paragraph and choose the correct option from the provided answers: The pancreas is located near the stomach. Its hormones include insulin and glucagon. These two hormones work together to control the level of glucose in the blood. Insulin causes excess blood glucose to be taken up by the liver, which stores the glucose as glycogen. Glucagon stimulates the liver to break down glycogen into glucose and release it back into the blood. The pancreas also secretes digestive enzymes into the digestive tract. Choices: - insulin and estrogen - serotonin and glucagon - testosterone and insulin - insulin and glucagon A:
insulin and glucagon

Q: The mature pollen grain is composed of two cells: the pollen tube cell and which other cell? Read this paragraph and choose the correct option from the provided answers: Figure 32.7 Pollen develops from the microspore mother cells. The mature pollen grain is composed of two cells: the pollen tube cell and the generative cell, which is inside the tube cell. The pollen grain has two coverings: an inner layer (intine) and an outer layer (exine). The inset scanning electron micrograph shows Arabidopsis lyrata pollen grains. (credit "pollen micrograph": modification of work by Robert R. Wise; scale-bar data from Matt Russell). Choices: - ova - glial cell - photosynthesis cell - generative cell A:
generative cell