The break down of pyruvate to give carbon dioxide, water and energy requires the presence of oxygen and takes place in mitochondria.

Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers Class 10th Science Session 2022-23 10th Science Terminal Exam Based MCQ Extra Questions

Small intestine is the site of complete digestion of all the nutrients present in the food.

The central vacuole of some plant cells can occupy 50-90% of the cell volume.

Chloroplasts are involved in trapping light energy for photosynthesis. Leucoplast are colourless plastids that stores, material such as starch, oil and protein granules. Chromplasts are the coloured plastids that imparts colours to the plant.