Answer:
C
Explanation:
deer are alive and therefor biotic. As they graze they eat grass, walk on land and use oxygen, - all parts of the environment
The answer to this question is C
Answer:
The correct answer will be Option-C.
Explanation:
The pancreas is an organ which plays an important role in the digestion of the food. Pancreatic juice is secreted by the pancreas which contains digestive enzymes as well as the sodium bicarbonate (base).
The sodium bicarbonate is required for the digestion of the food as after the acidic digestion of the food in the stomach, the food chyme enters small intestine. The inner lumpen is not structured to handle the acidic chyme so sodium bicarbonate neutralizes the acid chyme that entered the lumen of the small intestine.
Thus, Option-C is the correct answer.
Answer:
Microplastics are small plastic pieces less than five millimeters (0.2 inch) long which can be harmful to our ocean and aquatic life.
Explanation:
Answer:
Meteoric impact
Explanation:
An impact crater is usually defined as a circular depression or large scale pit that forms when any meteorite hits the surface of planet or moon or any other astronomical object. This causes immense destruction, wiping out a large number of area. The size of the crater depends upon the size of the meteorite or asteroid. For example, the Barringer crater, which is formed due to the meteoric impact on the earth. This crater is located in Arizona and is primarily comprised of a mineral, known as stishovite, which forms under the condition of extremely high pressure, that is generally caused by a high-speed impact.