Final answer:
The question regarding the untrue statement about pseudo-ruminants and the digestion of roughage is incomplete, and thus the true answer cannot be provided without additional information. The other statements provided about roughage, birds, and cows are explained and generally true in the context given.
Step-by-step explanation:
The statement in the question that is untrue is the one about pseudo-ruminants and the digestion of roughage. The correct answer would be:
In pseudo-ruminants, roughage is digested in the...
The question appears to be incomplete, and without the remaining options, we cannot provide the full correct answer. For the other options given:
- Roughage takes a long time to digest. This statement is generally true as roughage typically contains a lot of fiber, which is not easily broken down by the digestive system.
- Birds often eat large quantities at a time when preparing for long flights to ensure they have enough energy, so this statement could be considered true depending on the context.
- It's true that cows do not have upper front teeth; instead, they have a thick pad of skin against which they press their lower teeth to grind their food.
However, to provide correct guidance on the 'pseudo-ruminants' option, we would need the full set of choices to be able to determine which statement is inaccurate.