Chapter 4: Getting to Know Plants

a) Roots absorb water and minerals from the soil.

b) Stem holds the plant upright.

c) Stems conduct water to the leaves.

d) The number of petals and stamens in a flower may not always be equal.

e) If the sepals of a flower are joined together, its petals are separate.

f) If the petals of a flower are joined together, then the pistil may or may not be joined to the petal.

a)

b)

c)

Yes, lauki (gourd) plant needs support. It is a climber.

Following are the functions of a stem

• Stems hold the plant upright.
• Stems conduct water to the leaves.
• Stems conduct food from leaves to other parts of the plant.

Tulsi, China rose, and coriander have reticulate venation.

If a plant has a fibrous root, its leaves have parallel venation.

If a plant has leaves with reticulate venation, it will have a tap root.

Yes, it is possible to find whether a plant has taproot or fibrous roots by looking at the impression of its leaf on a sheet of paper.

a) Sepals

b) Petals

c) Stamens

d) Pistil

The plants which have flowers are grass, maize, wheat, chilli, tomato, tulsi, peepal, shisham, banyan (flowers lie inside its fruits), mango, jamun, guava, Pomegranate, papaya, banana, lemon, sugarcane, potato, groundnut