science - getting to know plants

Class 6 - Science

Getting to Know Plants

Q&A
Question:

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

Answer:

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


Getting to Know Plants - Questions
1.

What are sepals? What are their functions?


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2.

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


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3.

How many types of leaf venation are there?
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4.

What is transpiration?


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5.

What are petals? Why are they generally coloured?


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6.

What are unisexual and bisexual flowers?


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7.

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


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8.

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


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9.

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?


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10.

What are the major parts of plants?


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11.

Give two examples of trees.


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12.

Where does the photosynthesis take place in plants?


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13.

What are weeds?


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14.

Why do we see dew drops on leaves in the early morning?


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15.

Is it possible for you to recognise the leaves without seeing them? How?


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16.

Are all the plants same in size?


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17.

Name two plants that belong to herbs.


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18.

Give two examples of shrubs.


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19.

What is midrib?


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20.

What is leaf venation?


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21.

What are tap roots?


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22.

What are lateral roots?


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23.

Classify plants and give an example of each.


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24.

What are herbs? Give two examples.


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25.

What are shrubs? Give two examples.


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26.

Explain the main functions of leaf.


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27.

Pitcher plant has green leaves which can prepare food by photosynthesis then why does it eat insects?


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28.

Name a plant that has underground as well as aerial (above the ground) root system.


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29.

Why are petals colourful?


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30.

Explain that sunlight is essential for photosynthesis.


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31.

Explain the important functions of root.


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32.

What is the function of a stem in a plant?


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33.

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


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34.

How many kinds of plants are there?


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35.

Define petiole.


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36.

Name the part of plant which helps in holding the plant in the soil.


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37.

Give names of two plants which have tap root.


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38.

What are stamens?


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39.

Name various parts of stamen.


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40.

What is pistil?


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41.

Name the various parts of pistil.


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42.

What are ovules?


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43.

What are trees? Give two examples.


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44.

What are climbers?


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45.

What are unisexual and bisexual flowers?


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46.

Why does white flowers bloom at night?


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47.

What do you mean by a complete and incomplete flower?


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48.

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


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49.

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


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50.

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


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