Question : Haemoglobin is a component of _____.

Option 1: White blood cells

Option 2: Red blood cells

Option 3: Plasma

Option 4: All options are correct

Question : Which of the following blood cells is compulsory for blood coagulation ?
 

Option 1: Platelets

Option 2: Red Blood Corpuscles

Option 3: White Blood Corpuscles

Option 4: Lymphocites

Question : Fluid part of blood devoid of corpuscles is called:

Option 1: Tissue fluid

Option 2: Plasma

Option 3: Serum

Option 4: Lymph

Question : In a food chain, the solar energy utilized by plants is only?

Option 1: 10 per cent

Option 2: 1 per cent

Option 3: 0.1 per cent

Option 4: 0.01 per cent

Question : Which one of the following substances is normally found in urine?

Option 1: Blood proteins

Option 2: Creatinine

Option 3: Red blood cells

Option 4: White blood cells