The skin excretes (blank) which is made up of water, salts, and chemicals like urea. The (blank) excrete carbon dioxide and water.
The large intestine produces (blank)

that is then stored in the (blank)

and is excreted through the anus.

The answers to the blanks in the question in order is as follows:

- sweat

- lungs

- feaces

- Rectum

Explanation:

This question is describing the excretory organs and their excretory products. Excretion is the process by which waste products of metabolism are removed from the body system.

- As mentioned in the question, the SKIN is an excretory organ that excretes SWEAT which is made up of water, salts, and chemicals like urea.

- Lungs is another organ that excretes carbon dioxide (CO2) and water (H2O) as products of cellular respiration.

- The large intestine also produces FEACES, which is stored in the last part of the large intestine called RECTUM before it is excreted through the anus.

a. by using fur or clothes to trap heat energy near the body

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds