Study of Animal Type : Cockroach — Biology STD 11 Science — Question

Define a taxon?

Read the given points.
1. A plant shows thalloid body.
2. A plant shows presence of rhizoids instead of true roots.
3. A plant needs external water for fertilization.
4. Vascular tissues are absent.
Identify the division of the plant described above.

Where is squamous epithelium located?

What is the benefit of metabolism for living organisms? What are its types?

What are grades of organization in animals?

What is peptide bond? Explain its formation.

Marine bony fishes and desert amphibians rely on which process of excretion?

A patient report indicates presence of excessive quantities of ketone bodies in the urine. What does this indicate? How is it caused?

A fresh section was taken by a student but he was very disappointed because there were only few green and most colourless cells. Teacher provided a pink colour solution. The section was immersed in this solution and when observed it was much clearer. What is the magic?

Name the worm which causes filariasis.