Plants and Nature

Explain various kinds of roots with the help of an example.

There are following two types of roots:(i) Tap roots: The roots which have one main root and other smaller lateral roots are called tap roots. For...

Explain the important functions of root.

The following are the functions of root:(i) They help to absorb water from the soil.(ii) The roots help in holding the plants firmly in...

Explain that sunlight is essential for photosynthesis.

Take a potted plant having green leaves. Place it in a dark room for a day or two so that all the starch present...

Explain an activity to test the presence of starch in a leaf.

Take a leaf in a test tube and pour spirit till it completely covers the leaf. Now put the test tube in a beaker...

Explain the structure of a typical flower with the help of a diagram.

A typical flower contains the following parts:(i) Stalk: The part by which a flower is attached to the branch is called stalk.(ii) Sepals: The small green leaf-like structures...

What do you mean by leaf venation? Explain various types of leaf venation with example.

Leaf venation: The design made by veins in a leaf is called leaf venation. There are the following two types of leaf venation:(i) Reticulate...

Name the female part of a flower. Write names of its parts and draw a diagram.

The female part of a flower is called pistil. It has three parts: (i) Stigma, (ii) Style, and (iii) Ovary.

Name the male part of a flower. Write names of its parts and draw a diagram.

The male part of a flower is called stamen. It has two parts: (i) Filament and (ii) Anther.

What is the relation between leaf venation and the type of roots?

The plants having tap root have reticulate venation. The plants having fibrous roots have parallel venation.

How can one destarch the leaves of potted plant without plucking, them?

By keeping it in dark for 2-3 days.

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