Science

Getting to Know Plants

Question:

List few plants found around your house.

Answer:

Mango, neem, grass, chilli, palak and banyan tree.

 

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Getting to Know Plants

Q 1.

What is transpiration?

Q 2.

Which of the following leaves have reticulate venation?
Wheat, tulsi, maize, grass, coriander (dhania), china rose.

Q 3.

Where does the photosynthesis take place in plants?

Q 4.

Name the part of the plant which produces its food. Name this process.

Q 5.

What are tap roots?

Q 6.

Name a plant that eats insect.

Q 7.

What are lateral roots?

Q 8.

What are sepals? What are their functions?

Q 9.

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

Q 10.

Correct the following statements and rewrite them in your notebook.
(a) Stem absorbs water and minerals from the soil.
(b) Leaves hold the plant upright.
(c) Roots conduct water to the leaves.
(d) The number of sepals and petals in a flower is always equal.
(e) If the sepals of a flower are joined together, its petals are also joined together,
(f) If the petals of a flower are joined together, then the pistil is joined to the petal.

Q 11.

Does the stem prepare food for any plant?

Q 12.

What are herbs? Give two examples.

Q 13.

How many kinds of plants are there?

Q 14.

Define petiole.

Q 15.

What are petals? Why are they generally coloured?

Q 16.

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

Q 17.

Name the part of the plant which produces its food. Name this process.

Q 18.

Name two plants that belong to herbs.

Q 19.

If a plant has fibrous root, what type of venation are its leaves likely to have?

Q 20.

What is leaf venation?

Q 21.

What are trees? Give two examples.

Q 22.

Explain the main functions of leaf.

Q 23.

Leaves need oxygen and carbon-dioxide (for photosynthesis). How do they get these gases?

Q 24.

Explain that sunlight is essential for photosynthesis.

Q 25.

Can you find a plant in your house or in your neighbourhood which has a long but a weak stem? Write its name. In which category would you classify it?

Q 26.

What are weeds?

Q 27.

Give two examples of trees.

Q 28.

What is lamina?

Q 29.

Where does the photosynthesis take place in plants?

Q 30.

What are fibrous roots?

Q 31.

Does the stem prepare food for any plant?

Q 32.

Name various parts of stamen.

Q 33.

Name the various parts of pistil.

Q 34.

Classify plants and give an example of each.

Q 35.

What are shrubs? Give two examples.

Q 36.

What are creepers? Write an example.

Q 37.

What are unisexual and bisexual flowers?

Q 38.

Why does white flowers bloom at night?

Q 39.

What is the function of a stem in a plant?

Q 40.

If a plant has leaves with reticulate venation, what kind of roots will it have?

Q 41.

What are the major parts of plants?

Q 42.

Give two examples of shrubs.

Q 43.

Give names of two plants which have tap root.

Q 44.

What are ovules?

Q 45.

What are unisexual and bisexual flowers?

Q 46.

In which part of a flower you are likely to find the ovary?

Q 47.

Name two flowers, each with joined and separates sepals.

Q 48.

What are veins?

Q 49.

What is midrib?

Q 50.

Name the process by which leaves can prepare their food.