Red blood cells
II. Multiple choice questions.
1. Micro - organisms act upon the dead plants to produce
b. Mushrooms
a. Sand
c. humus
d. woo
2. Bryophylum can reproduce by its
b. Teaves
a. stem
c. roots
d. flow
3. During heavy exercise we get cramps in the legs due to the accumul:
a. lactic acid
b. water
c. carbon-di-oxide d. alcc
III. Fill in the blanks.
1. Arteries and veins are joined by a network of
2. The fusion of male and female gamets is termed as
3. The combination of two or more cell is called a
roon is calleda
battery
btained on a
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Answer:
1.c
2.b
3.a
III.1. capillaries
2. fertilisation
3.battery
Explanation:
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