PYQ NEET- Plant Physiology-Photosynthesis

• 2015: The correct answer is (A) photosynthesis.

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen. Glucose is a sugar that plants use for energy, and oxygen is a gas that animals and plants need to breathe.

• 2014: The correct answer is (C) Earth.

Earth is the only planet in our solar system that is known to support life. It has a solid surface, a water cycle, and an atmosphere that is made up of oxygen, nitrogen, and other gases. Earth is also the only planet that has liquid water on its surface.

• 2013: The correct answer is (D) the sun.

The sun is the star that is at the center of our solar system. It is the largest object in our solar system and it provides the heat and light that make life on Earth possible. The sun is made up of mostly hydrogen and helium gas.

• 2012: The correct answer is (B) the moon.

The moon is the only natural satellite of Earth. It is a rocky body that is about one-fourth the size of Earth.