MCQs of Biology – Protochordates

All Protochordates are:

What is the basis of classification of Protochordata?

The echinoderms, hemichordates and chordates had the following larva as common ancestral form:

In which group, the notochord is limited to only anterior part of proboscis?

Balanoglossus belongs to the group:

The correct classification of Balanoglossus is:

Balanoglossus is also called as:

Stomatochord is found in:

Which of the following show relationship of Echinodermata and Chordates?

Larva of Balanoglossus is:

Herdmania belongs to subphylum, which is also called tunicata?

Body if of urochordate is enclosed in a:

In Urochordata notochord is found in:

Adult is degenerated in:

In which of the following animals heart is provided with two paccmakers?

Which of the following emits strongest light in the sea?

Oikopleura belongs to:

The exclusively sedentary protochordate animals are found in the class:

Mode of feeding in tunicates:

Retrogressive metamorphosis takes place in:

Which of the following animal has a notochord throughout its life?

Name the only protochordate with all basic chordate characters:

The wheel organ is found i n:

Amphioxus belongs to :

Which one of the following does not have a speciallised heart?

Velum is found in: