(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Biology

Chlorophyll in a leaf is required for

Name the following:

The kind of plastids found in the mesophyll cells of the leaf.

Name the following:

The part of chloroplast where the dark reaction of photosynthesis takes place.

Identify the false statement and rewrite it correctly by changing the first or last word only.

Photosynthesis occurs only in cells containing chloroplasts.

Stroma is ground substance in ______.

Most leaves have the upper surface more green and shiny than the lower one. Why?

Name the following:

The main auxin found in most plants.

In the given diagram name the parts labeled 1, 2, 3,4 and 5 and describe about them in short.

Explain the Term Chromatids

Explain the Term Centromeres

Explain the Term Chromatin

Name the Following

Separation of sister chromatids takes place in which stage.

Name the Following

The point at which the explicated chromosomes are joined.

Name the Following

‘V’ shaped chromosome having the centromere at the center.

Give Technical Terms

Point at which two sister chromatids are held together.

Give Technical Terms

The stage at which progressive condensation and coiling of chromatin fibers.

Give Technical Terms

The stage at meiosis at which there are two cells, each with sister chromatids aligned at the equator.

Complete the following sentence with appropriate word  :

_______is the point at which sister chromatids are held together.

Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

Chromosomes are arranged in the form of chromatids at the equator in prophase.

List four common diseases prevalent in India. What measures have been taken to eradicate them?