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NCERT solutions Science Class 7 chapter 11 Transportation in Animals and Plants

Chapters

NCERT Science Class 7

Science Textbook for Class  7

Chapter 11 - Transportation in Animals and Plants

Pages 131 - 132

Match structures given in Column I with functions given in Column II.

Column I Column II
Stomata Absorption of water
Xylem Transpiration
Root hairs Transport of food
Phloem Transport of water
  Synthesis of carbohydrates
Q 1 | Page 131

Fill in the blanks.

The blood from the heart is transported to all parts of the body by the______

Q 2.1 | Page 131

Fill in the blanks.

Haemoglobin is present in ______ cells.

Q 2.2 | Page 131

Fill in the blanks.

Arteries and veins are joined by a network of ______.

Q 2.3 | Page 131

Fill in the blanks.

The rhythmic expansion and contraction of the heart is called ___ _ _

Q 2.4 | Page 131

Fill in the blanks.

The main excretory product in human beings is ______.

Q 2.5 | Page 131

Fill in the blanks.

Sweat contains water and ______

Q 2.6 | Page 131

Fill in the blanks.

Kidneys eliminate the waste materials in the liquid form called ______.

Q 2.7 | Page 131

Fill in the blanks.

Water reaches great heights in the trees because of suction pull caused by ______.

Q 2.8 | Page 131

Choose the correct option

In plants, water is transported through

1) xylem

2) phloem

3) stomata

4) root hair

 

Q 3.1 | Page 132

Choose the correct option:

Water absorption through roots can be increased by keeping the plants

1) in the shade

2) in dim light

3) under the fan

4) covered with a polythene bag

Q 3.2 | Page 132

Why is transport of materials necessary in a plant or in an animal? Explain.

Q 4 | Page 132

What will happen if there are no platelets in the blood?

Q 5 | Page 132

What are stomata? Give two functions of stomata.

Q 6 | Page 132

Does transpiration serve any useful function in the plants? Explain.

Q 7 | Page 132

What are the components of blood?

Q 8 | Page 132

Why is blood needed by all the parts of a body?

Q 9 | Page 132

What makes the blood look red?

Q 10 | Page 132

Describe the function of the heart.

Q 11 | Page 132

Why is it necessary to excrete waste products?

Q 12 | Page 132

Draw a diagram of the human excretory system and label the various parts.

Q 13 | Page 132

NCERT Science Class 7

Science Textbook for Class  7
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