Question

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Answer 1

Answer:

1 -2 rbcs

2-2

Explanation:

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Answer 2

Answer:

a) WBCs.

Explanation :

Neutrophils increase first and then the monocytes increase

b) Her heart rate and pulse rate both increase equally .

Explanation :

Flow of blood is controlled by the heart, diameter of vessels, physical activities.

Due to PhysiCal activities,the body parts need more oxygen so ,blood gushes through the veins to supply oxygen.

2a) Urinary bladder stores urine temporarily.

It's is a muscular sac that stores approximately 500- 700 ml of urine in men. We feel peeing when it's almost 350 ml. It is controlled by external and internal spincter muscles.

b) By zoochorus or by animal dispersal.

xanthium seeds have pointed thorn like sharp structures that struck to the fur of animals