- ✓Morels and truffles are poisonous mushrooms.
- BYeast is unicellular and useful in fermenta tion.
- CPenicillium is multicellular and produces antibiotics.
- DNeurospora is used in the study of bio chemical genetics.
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$I$. It checks the mixing of oxygenated and deoxygenated blood in heart
$II$. It circulates only oxygenated blood through heart.
Choose the correct option accordingly
$A$. Lenticels are the lens-shaped openings permitting the exchange of gases.
$B$. Bark formed early in the season is called hard bark.
$C$. Bark is a technical term that refers to all tissues exterior to vascular cambium.
$D$. Bark refers to periderm and secondary phloem.
$E$. Phellogen is single-layered in thickness.
Choose the correct answer from the options given below:

$II.$ There is negative pressure in the lungs than the atmospheric pressure In which of the above two situations inspiration takes place? Choose the correct option accordingly?
$R :$ Uric acid has high toxicity and soluble in water.