MCQ
Consider the following statements and select the option which correctly identifies true $(T)$ and false $(F)$ ones.
$i.$ Diatoms are marine algae which float in water due to the presence of light storage fats with silica.
$ii. \text{AIDS}$ virus kills $\text{WBC}$ and reduces immunity of the body.
$iii.$ Escherichia coli is present in intestine of human where they help in digestion of food.
$iv.$ A virus always consists of double strands of $\text{DNA}$ or $\text{RNA}$ surrounded by protein coat.
$i.$ Diatoms are marine algae which float in water due to the presence of light storage fats with silica.
$ii. \text{AIDS}$ virus kills $\text{WBC}$ and reduces immunity of the body.
$iii.$ Escherichia coli is present in intestine of human where they help in digestion of food.
$iv.$ A virus always consists of double strands of $\text{DNA}$ or $\text{RNA}$ surrounded by protein coat.
- A$(i)$$(ii)$$(iii)$$(iv)$$T$$F$$T$$F$
- ✓$(i)$$(ii)$$(iii)$$(iv)$$T$$T$$T$$F$
- C$(i)$$(ii)$$(iii)$$(iv)$$T$$T$$F$$F$
- D$(i)$$(ii)$$(iii)$$(iv)$$T$$F$$T$$T$