Question : The blood vessels that carry blood from the heart to the various parts of the body are called:

Option 1: Arteries

Option 2: Veins

Option 3: Septum

Option 4: Capillaries

Question : During hibernation state, the frog respires through which of the following?

Option 1: Only heart

Option 2: Only lungs

Option 3: Only skin

Option 4: Both lungs and skin

Question : EEG records the activity of:

Option 1: heart

Option 2: lungs

Option 3: brain

Option 4: muscles

Question : Leukaemia is a cancer of the:

Option 1: Lungs

Option 2: Uterus

Option 3: Skin

Option 4: Blood

Question : Which is the largest blood vessel in the human body?

Option 1: Aorta

Option 2: Vena cava

Option 3: Tunica intima

Option 4: Atrium