Transport of substances in animals and plants Worksheet-4

Transport of substances in animals and plants Worksheet-4

 

Match the column:

 

Fill in the Blanks:

  1. The blood is able to flow in the blood vessels due to the pumping action of a four-chambered muscular organ called ________.
  2. The rhythmic contractions and relaxations of the heart muscles are known as the _________.
  3. We can hear our heart beat with the help of an instrument called a ____________.
  4. A throbbing sensation at any point where an artery comes close to the surface of our skin, such as the wrist, neck, or upper arm is called the ________.
  5. A tissue called _________ which act as pipelines that takes water and minerals from the root up the stem to the leaves.
  6. Water is being continuously lost from the leaves by the process of ___________.
  7. The process by which the food in plants is manufactured by the leaves and sent to all parts of the plant body is called ___________.
  8. Special types of tissues called ___________ act as pipelines, and carry the prepared food to all parts of the plant body.
  9. The process of removal of wastes from the cells of living organisms is called ____________.
  10. The carbon dioxide combines with ammonia forming ________.

 

True/False:

  1. Transpiration generates a force which pulls up water absorbed by the roots from the soil, to reach the stem and leaves.
  2. The human urinary system comprises the kidneys, liver, large intestine, and urethra.
  3. Human beings excrete their body wastes only through lungs (carbon dioxide) and the urinary system (urine).
  4. The transport system of humans comprises blood vessels, blood, and a four-chambered heart.
  5. Birds, insects and lizard excrete urea.
  6. Nutrients are transported along with water to the entire plant via the vascular tissue called phloem.
  7. Blood is red due to the presence of a red pigment, haemoglobin.

 

Answer key:

Match the column:

(A-R), (B-P), (C-Q), (D-V), (E-S), (F-U), (G-T)

Fill in the Blanks:

  1. Heart
  2. heart beats/heart beat/heartbeat/heartbeats
  3. stethoscope
  4. pulse
  5. xylem
  6. transpiration
  7. translocation
  8. Phloem
  9. Excretion
  10. Urea

True/False:

  1. T
  2. F
  3. F
  4. T
  5. F
  6. F
  7. T