Question

A SELECT ONE OPTION AND WHITE ON THE ANSWER SHEET
L. Muman blood is red in color due to
Prevence of white blood cells
c. Presence of plasma
b. Presence of haemoglobin
d. Presence of water
2. Platelets help in
a Transport of oxygen
c. removal of wastes
b. Transport of carbon dioxide
d. ciotting of blood
3. Human pulse rate is
a 30 90 beats per minute
c.72-80 beats per minute
b. 90-100 beats per minute
d. 100-120 beats per minute
4. The blood vessel which brings oxygenated blood to heart is
Aorta
b. Pulmonary Artery
b. Pulmonary vein
d. vena Cava
5. The vascular tissue which helps in transport of water in plants is
a Xylem and phloem
b. phloem only
b. Xylem only
d. none of these.
6. A reproductive part of the plant is
a Flower
c. stem
b. Leaf
d. root
7. Potato can be used for vegetative propagation by the process of
a Layering
c fragmentation
b. Spore formation
d. cutting
8. Pollen grains have
a Female gametes
c male gametes
b. Seed
d. zygote
9. When pollen grains lands on stigma of the flower, it is called
a. Pollination
c. fertilization
b. Germination
d. spore formation
10. An example of a seed having wings for its dispersalis
a Mango
d. sunflower
b. Maple​

Answer 1

Explanation:

1. presence of plasma

2. clotting of blood

3.90-100

4. pulmonary artery

5. xylem only

6. Flower

7. spore formation

8. female garmetes

9. pollination

10. maple

i think these r the right answers

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