Smoking tobacco decreases stamina, and athletes possess physical stamina. Given these facts, what does smoking harm among the following options: - people - consumers - athletes - health - radiation - humans - fire - tobacco leaves
athletes

Biodiversity generally increases from the poles to the equator, and biodiversity is equated with the number of different organisms present in a habitat . Given these facts, what increases in habitats from the poles to the equator among the following options: - The number of individuals - sub-units of species - the Arctic - different organisms' numbers - ice - biological diversity - penguins - heat and light
different organisms' numbers

Q: All chemical reactions require activation energy to get started, and catalysts lower the activation energy. Given these facts, in what way does a catalyst help in chemical reactions among the following options: - Generating heat - lowered energy cost - metabolic reaction - heating liquids - by making heat - adding heat - increases a body's strength - preventing heat transfer
A: lowered energy cost

Question: Insulin helps cells take up glucose from the blood, and an example is insulin that is produced by the pancreas. Given these facts, what can help lower glucose levels in the blood among the following options: - cataract surgery - sweating - improved crop yields - stamina - The pancreas - hydration - Riding a bike - Filtered sunshine
Answer: The pancreas

*Question*
Friction causes the speed of an object to decrease, and after applying the brakes firmly and slowing to the desired speed get off the brakes. Given these facts, what causes friction among the following options: - chemicals - Energy. - energy - wind - driving - brakes - heat - nerves
**Answer**
brakes

(Q).
The Himalayas were formed by rock folding, and if the rocks are not as brittle, they will either tilt or fold. Given these facts, what is the consistency of the Himalayan rocks among the following options: - crust - Loose - simple - cold - loose soil - Smooth - liquid - Brittle
(A).
Brittle