MCQ
Kreb's cycle begins with
- ✓Pyruvic acid
- BHydrochloric acid
- CCorticosteroids
- DLysine
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$(i)$ Genus comprises a group of related species which has more characters in common in comparison to species of other genera.
$(ii)$ Three different genera such as Solanum, Datura and Petunia are placed in the family malvaceae.
$(iii)$ In case of plants, classes with a few similar characters are assigned to a higher category called phylum.
Statement $I$: The cerebral hemispheres are connected by nerve tract known as corpus callosum.
Statement $II$: The brain stem consists of the medulla oblongata, pons and cerebrum.
In the light of the above statements, choose the most appropriate answer from the options given below: