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Transportation in Animals and Plants Science - Transportation in Animals and Plants

Gujarat Board (GSEB) - STD 7 - Science (GSEB - English Medium). 134 questions in this chapter.

Question types

Transportation in Animals and Plants question types

134 questions across 8 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

134
Questions
8
Question groups
5
Question types
Sample Questions

Transportation in Animals and Plants questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ (1 Marks)1 Mark
In a tall tree which force is responsible for pulling water and minerals from the soil?
  • A
    Gravitational force
  • B
    Transportation force
  • ✓
    Suction force
  • D
    Conduction force

Answer: C.

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Q 3MCQ (1 Marks)1 Mark
The absorption of nutrients and exchange of respiratory gases between blood and tissues takes place in
  • A
    veins
  • B
    arteries
  • C
    heart
  • ✓
    capillaries

Answer: D.

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Q 4MCQ (1 Marks)1 Mark
When plants absorb water from the soll not all of the water absorbed is utilised within the plant. What happens to the excess water, and how is this helpful for the plants?
  • A
    Water condenses on leaves and aids in dew formation
  • B
    Water condenses on the plant body and falls back to the soil
  • ✓
    Water evaporates through leaves and keeps the plant cool
  • D
    Water evaporates through the plant and causes warmer climate

Answer: C.

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Q 5MCQ (1 Marks)1 Mark
To prevent the mixing of oxygenated and deoxygenated blood, human beings have fours chambers in the heart. What will happen if there is no partition between these chambers?
  • A
    More carbon monoxide would be available to the body cells
  • ✓
    Lesser oxygen would be available to the body cells
  • C
    More amount of blood would be available to the body cells
  • D
    More pressure would be exerted on the circulating blood

Answer: B.

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Q 6Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) Xylem transports food and minerals in the plant.
Reason (R) Xylem and phloem transport different substances in plants.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true, but R is not the correct explanation of A
  • C
    A is true, but R is false
  • ✓
    A is false, but R is true

Answer: D.

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Q 7Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) Aquatic animals like fishes, excrete waste as uric acid.
Reason (R) The way in which waste chemicals are removed from the body of the animal depends on the availability of water.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true, but R is not the correct explanation of A
  • C
    A is true, but R is false
  • ✓
    A is false, but R is true

Answer: D.

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Q 8Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) All veins except pulmonary vein carry $CO _2$ rich blood.
Reason (R) Veins have thin walls.
  • A
    Both A and R are true and R is the correct explanation of A
  • ✓
    Both A and R are true, but R is not the correct explanation of A
  • C
    A is true, but R is false
  • D
    A is false, but R is true

Answer: B.

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Q 9Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) Arteries carry carbon dioxide rich blood.
Reason (R) Arteries supply blood from heart to all parts of the body.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true, but R is not the correct explanation of A
  • C
    A is true, but R is false
  • ✓
    A is false, but R is true

Answer: D.

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Q 10Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) The walls of the arteries are thick.
Reason (R) Arteries carry blood at low pressure.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true, but R is not the correct explanation of A
  • ✓
    A is true, but R is false
  • D
    A is false, but R is true

Answer: C.

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Q 16Fill In The Blanks With Correct Alternative.[1 Marks Each]1 Mark
Fill in the blanks of the following paragraph using just two words-arteries and veins.
_________________ carry oxygen-rich blood from the heart to all parts of the body and _________________ carry carbon dioxide-rich blood from all parts of the body back to the heart _________________ have thin walls and _________________ have thick elastic walls. Blood flows at high pressure in _________________. Valves are present in _________________ which allow blood to flow only towards the heart _________________ divide into smaller vessels. These vessels further divide into extremely thin tubes called capillaries. The capillaries join up to form _________________.
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Q 313 Marks Question3 Marks
Skin acts as an excretory organ by removing waste in the form of sweat in human beings.
Find examples of some animals in which excretion takes place through the skin only.
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Q 323 Marks Question3 Marks
In dry regions, leaves of the plants are modified in such a way that transpiration is reduced to a great extent. Find out the reason behind this.
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Q 333 Marks Question3 Marks
Some birds pooped on Ramesh and to his amazement, the colour of the excretory product was white instead of the usual brown that humans normally have.
Explain the reason behind this.
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Q 36Match the Following.4 Marks
Match the Column I with Column II.
Column IColumn II
A. Right ventricle1. Pushes blood into the pulmonary artery.
B. Pulmonary veins2. Take deoxygenated blood from the heart to lungs.
C. Left atrium3. Receives blood from different parts of the body
D. Pulmonary arteries4. Bring oxygenated blood from lungs to the heart.
 5. Receives oxygenated blood from the pulmonary veins.
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Q 37Match the Following.4 Marks
Match the Column I with Column II.
Column IColumn II
A. Haemoglobin1. Artificial kindney
B. Ventricle2. Upper chamber
C. Sweat3. Lower chamber
D. Dialysis4. Red colour
 5. Water and salts
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Q 38Match the Following.4 Marks
Match the Column I with Column II.
Column IColumn II
A. Circulatory system1. Thin walled
B. Most arteries2. Heart and blood vessels
C. Veins3. Oxygenated blood
D. Kidney4. Circulation of blood
 5. Excretion
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Q 39Match the Following.4 Marks
Match structures given in Column I with functions given in Column II.
Column IColumn II
(a) Stomata(i) Absorption of water
(b) Xylem(ii) Transpiration
(c) Root hairs(iii) Transport of food
(d) Phloem(iv) Transport of water
 (v) Synthesis of carbohydrates
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Q 40Match the Following.4 Marks
Match the Column I with Column II.
Column IColumn II
A. Lizards1. Tube-like structure
B. Ureters2. Blood clotting
C. Root hairs3. Ammonia
D. Platelets4. Uric acid
 5. Absorption of water and minerals
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