Science (English Medium) कक्षा ११ - CBSE Question Bank Solutions for Biology

Dental formula in human beings is ______.

What do we call the type of teeth attachment to jaw bones in which each tooth is embedded in a socket of jaws bones?

Stomach is located in upper left portion of the abdominal cavity and has three major parts. Name these three parts.

Explain the process of digestion in the buccal cavity with a note on the arrangement of teeth.

Match the following and mark the correct options

Name the organs of respiration in the following organisms:

Flatworm - ______.

Name the organs of respiration in the following organisms:

Birds - ______

Name the organs of respiration in the following organisms:

Frog - ______

Name the organs of respiration in the following organisms:

Cockroach - ______

Name the blood component which is viscous and straw-coloured fluid.

Complete the missing word in the statement given below:

Plasma without ______ factors is called serum.

State the functions of the following in blood.

Fibrinogen

State the functions of the following in blood

Globulin

Write the features that distinguish between the two.

Plasma and Serum

The following substances are the excretory products in animals. Choose the least toxic form among them?

The pH of human urine is approximately ______.

What are the main processes of urine formation?

Sort the following into actively or passively transported substances during reabsorption of GFR.

glucose, amino acids, nitrogenous wastes, Na+, water

Complete the following:

Urinary excretion = Tubular reabsorption + Tubular secretion –

The composition of glomerular filtrate and urine is not same. Comment.