Fact 1: Exercise increases a body 's strength. Fact 2: Exercise increases muscle strength and flexibility. Given the two facts above, answer the question "What increases a body's flexibility?" with the following options: - Limbs - sweating - exercise - flexible schedule - arteries - heat energy - flex spending - flex accounts
exercise

Fact 1: Organs of excretion make up the excretory system. Fact 2: Excretory system is composed of a dorsal excretory gland and a pair of Malpighian tubules. Given the two facts above, answer the question "What are organs of excretion?" with the following options: - kalenchoes - Malpighian tubes - solid, liquid, gas - ankles - rocks - tibias - the body's largest organ - Veins and arteries.
Malpighian tubes

Q: Fact 1: Seed dispersal has a positive impact on a plant. Fact 2: Seeds are dispersed by the winds and by animals. Given the two facts above, answer the question "What things have positive impact on plants?" with the following options: - pollution - wind and animals - hormones - shockwaves - food and shelter - organic molecules - hydrogen and oxygen - granuloma
A: wind and animals

Question: Fact 1: Asolar panel converts sunlight into electricity. Fact 2: Energy of sunlight is more concentrated near the equator. Given the two facts above, answer the question "Where would solar panels be most effective?" with the following options: - Near the equator - to move people - mouth of rivers - Southern Hemisphere - near the shoreline - Near the Tropic of Cancer - Nurseries of the ocean. - Northern Hemisphere
Answer: Near the equator

*Question*
Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: Then, gravity collapses the star. Given the two facts above, answer the question "What is the initial cause of black holes?" with the following options: - energy - gravity - heat - photons - mechanical - sun's heat - cracking - Smoking
**Answer**
gravity

(Q).
Fact 1: Hair helps to insulate and protect the body. Fact 2: Hair is produced by living cells in the hair follicles at the base of each hair. Given the two facts above, answer the question "what helps insulate and protect the body?" with the following options: - h2o - living cells in follicles - layers of fat - it has a positive impact on it - viruses - parasites - They have thick fur - with their fur
(A).
living cells in follicles