Locomotion and Movement — BIOLOGY STD 11 Science — Question

Name the group which lacks digestive tract.

Correct the statement given below by the right option shown in the bracket against them. The faeces in the rectum initiate a reflex causing an urge for its removal. (neural/ hormonal).

Distinguish between: Adipose and blood tissue.

Write true or false. If false change the statement so that it is true. H-zone of striated muscle fibre represents both thick and thin filaments.

What does the half-leaf experiment on photosynthesis indicate?

Name the anatomical layer in the root from which the lateral branches of root arise.

Write the names of the primary reproductive organs in males and females.

How does temperature affect an enzyme catalysed reaction?

Which energy is converted to mechanical energy during contraction?

What type of cells are found in the highest quantity in white blood cells?