NCERT solutions for Science Exemplar Class 6 chapter 7 - Getting to Know Plants [Latest edition]

Which of the following combination of features would you observe in grass?

Which of the following is the correct match between the characteristics of stem and the category of plant?

Which of the following is not the primary function of stem?

Which of the following is not a correct match?

Read the following sentences about photosynthesis.

1. Sunlight, carbon dioxide, chlorophyll and water are necessary.
2. Oxygen is absorbed.
3. Leaves carry out photosynthesis.
4. Proteins are made during photosynthesis. 

Choose the correct pair of sentences that are true to photosynthesis.

Which of the following terms constitute the female part of the flower?

The small green leaves at the base of flowers are known as ______. 

The swollen basal part of the ______ pistil is the which bears the ______.

Stamen has two parts called ______ and ______. 

The young unopened flower is termed as ______. 

Solve the riddle given below.

 “I have a green tender stem and I am much shorter than you. Who am I?”

Solve the riddles given below.

I come out first from the seed when it is soaked in water. I provide anchorage to plants. Who am I? Write another function that I perform.

Match the parts of plant given in Column I with their function in Column II.

Boojho wanted to test the presence of starch in leaves. He performed the following steps.

1. He took a leaf and boiled it in water.
2. He placed the leaf in a petri dish and poured some iodine over it.

He did not get the expected result. Which step did he miss? Explain.

Will a leaf taken from a potted plant kept in a dark room for a few days turn blue black when tested for starch? Give reasons for your answer.

Can the stem of a plant be compared with a street with two-way traffic? Give reason.

Read the function of parts of a plant given below.

1. Fixes plant to the soil
2. Prepares starch
3. Takes part in reproduction
4. Supports branches and bears flowers

In the diagram given in Figure, write the names of the parts whose functions you have just read at the appropriate space.

Draw the veins of leaves given in Figure below and write the type of venation.

Grass	Peepal	China Rose

Observe Figure and attempt the questions that follow it.

1. Label the parts 1, 2, 3 and 4 in the diagram.
2. What type of venation does the leaf has?
3. What type of venation is seen in grass leaves? .

Observe the picture of an activity given as Figure carried out with leaves of plants and polythene bag.

Now answer the following.

1. Which process is demonstrated in the activity?
2. When will this activity show better results on a bright sunny day or a cloudy day?
3. What will you observe in the polythene bag after a few hours of setting up the activity?
4. Mention any one precaution you must.

Identify the wrong statement and correct it.

Anther is a part of the pistil.

Identify the wrong statement and correct it.

The visible parts of a bud are the petals.

Identify the wrong statement and correct it.

Lateral roots are present in a tap root.

Identify the wrong statement and correct it.

Leaves perform the function of transpiration only.

Solve the crossword given in Figure as per the clues given below it.

Across

1. The term that describes upward movement of water in a stem.
3. The part of leaf which is attached to the stem.
5. This part is attached to the tip of filament.

Down
1. Plants that are weak and spread on the ground.
2. Ovules are present in this part of flower.
4. Is the broad part of leaf.

Fill in the blanks with the terms that are listed below.

Sepals, (a)______ . stamens and (b)______ are the parts of a flower. Stamen is made up of (c)______ and (d)______ and it represents the (e)______ part of the flower. The female part of the flower is called the (f)______. The basal, swollen part of the pistil is called the (g)______ which contains the (h)______.