The color of blood is red due to __________?
A. Haemoglobin
B. Neutrophils
C. Esinophils
D. Hematocrit
What is the basic structural and functional unit of life?
A. Cell
B. Tissue
C. Organ
D. Life (more…)
Sunken stomata are found in which of the following?
A. Xerophytes
B. Hydrophytes
C. Mesophytes
D. Halophytes (more…)
Vermiform appendix is a part of:
A. Nervous system
B. Alimentary canal
C. Vascular system
D. Reproductive system (more…)
Xerophthalmia and Nightblindness are caused due to the deficiency of?
A. Vitamin A
B. Vitamin D
C. Vitamin K
D. None of these
What is needed as a source of energy for vital activities of the body?
A. Iron
B. Calcium
C. Water
D. Carbohydrates
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