Q1. Fill in the blanks.
i. The blood from the heart is transported to all parts of the body by the_______________.
ii. Haemoglobin is present in ____________cells.
iii. Arteries and veins are joined by a network of_____________.
iv. The rhythmic expansion and contraction of the heart is called __________________.
v. The main excretory product in human beings is ___________.
vi. Sweat contains water and ______________.
vii. Kidneys eliminate the waste materials in the liquid form called _________.
viii. Water reaches great heights in the trees because of suction pull caused by _____________.
ix. In plants, water is transported through______________.
i. Water absorption through roots can be increased by keeping the plants under the fan. ________
ii. Transpiration also cools the plant. ________
iii. Veins carry blood from the heart to all parts of the body. ________
iv. Excretory system of human consists of the heart and blood vessels. _______
v. In most animals the blood that circulates in the body distributes food and oxygen to different cells of the body. _________
vi. The major excretory product in humans is urea. _________
vii. Animals such as sponges and Hydra also possess circulatory system. _________
Q3. Which vessel carries oxygen rich blood?
Q4. What happens when you get a cut on your body?
Q5. What does the circulatory system mainly consists of?
Q6. What is excretion?
Q7. What is called pulse rate?
Q8. What system removes waste from the body?
Q9. What is the fluid part of blood called?
Q10. What does human sweat contain?
Q11. What is the function of phloem?
Q12. Which instrument is used to measure blood pressure?
Q13. Name the major excretory product in humans.
Q14. What is haemoglobin?
Q15. Which veins carry oxygen rich blood?
Q16. What makes the blood look red?
Q17. How much urine an adult human being normally passes in 24 hours?
Q18. What urine consists of?
Q19. What is a tissue?
Q20. What is normal resting pulse rate of human body?