HSC Science Class 11 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Zoology

Head of cockroach is called hypognathous. Why?

Differentiate between male and female cockroach?

What is chyme?

In small intestine, active absorption occurs in case of

Enterokinase takes part in the conversion of ______.

Match column I with column II and choose the correct option

Match column I with column II and choose the correct option

Match column I with column II and choose the correct option

Which of the following is not the function of liver?

Which of the following is not true regarding intestinal villi?

Why are villi present in the intestine and not in the stomach?

Bile juice contains no digestive enzymes, yet it is important for digestion. Why?

The respiratory structures of insects are ______.

List the chemical changes that starch molecule undergoes from the time it reaches the small intestine.

Name the respiratory organs of flatworm, earthworm, fish, prawn, cockroach and cat.

Which structure seals the larynx when we swallow?

Diffusion of gases occurs in the alveolar region only and not in any other part of the respiratory system. Discuss.

Sketch a flow chart to show the path way of air flow during respiration.

Name the three filtration barriers that solutes must come across as they move from plasma to the lumen of Bowman’s capsule. What components of the blood are usually excluded by these layers?

Identify the wrong match