We need more students and non-students asking questions.
A) Day B) Early evening C) Just after sunset D) Night
A) Pressure difference B) Concentration difference C) Transpiration D) Both B and C
A) Phloem B) Xylem C) Chlorophyll D) Roots
A) Oxygen B) Carbon Dioxide C) Both are correct D) Both are incorrect
A) Trachea B) Bronchi C) Alveoli D) Larynx
A) Aerobic respiration B) Anaerobic respiration C) Muscular respiration D) Molecular respiration
A) Trypsin B) Lipase C) Pepsin D) All of the above
A) Small Intestine B) large Intestine C) Esophagus D) Both A and C
A) These glands are present in the wall of the stomach. B) They release hydrochloric acid and a digestive enzyme called pepsin. C) Both are correct D) Both are incorrect
