The Reproductive system — Biology STD 10 — Question

Name the following:

The part of the eye responsible for its shape.

Mention the characteristics of the image that falls on the retina of the eye.

A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Is there any control in this experiment? If so, state it.

Name the Following :
The auxin that is used to enhance the root development in plants.

Name the Following:
The part of the cell that is associated with heredity.

The diagram below represents two reproductive cells A and B. Study the same and then answer the question that follow:
Name the specific part of the reproductive system where the above cells are produced.

Choose the odd one out in the following serie:
Urea, uric acid, haemoglobin.

In what two ways is the yellow spot different from the blind spot?

The diagram below shows part of the capillary bed in an organ of the human body. Some of the blood arriving at the capillaries at points labeled A, moves out into the spaces between the tissue cells. Study the diagram and answer the questions that follow:

Name any one important component of the blood which remains inside the capillaries and fails to move out into the spaces.

What type of lens is used to correct Hypermetropia?