Animal Development | MCQs

Explanation

Explanation

A marsupium, or pouch, is a specialized structure in marsupials (like kangaroos, koalas, and opossums)

where the young are carried and continue to develop after birth.

Rearing the young ones:

The pouch provides protection and warmth, ensuring the young can continue their development after birth.

Feeding the young ones:

The young have access to the mother's milk while in the pouch.

Explanation

The main difference between chordates and hemichordates is the presence of a notochord.

Chordates possess a notochord (a flexible rod-like structure that supports the body)

Explanation

A foal is a term we use for baby horses

A foal is an equine up to one-year-old;

this term is used mainly for horses but can be used for donkeys. 

ND22-7-2023

Explanation

 The trochophore larva is a characteristic larval stage found in several marine invertebrates.

Most notably within the phyla Annelida (segmented worms) and Mollusca (mollusks).

It is also present in other groups within the superphylum Lophotrochozoa, including entoprocts, nemerteans, echiurans, and sipunculans.