Transportation in animal and plants

uestion 1.

The pumping organ of our circulatory

• Heart

• Artey

• Vein

• All of these

Why is color of blood red?

• myoglobin

• globulin

• heamoglobin

• fibrinogen

The blood vessel which carries blood to the heart

• lymphatic vessel

• capillaries

• veins

• arteries

All organisms need food, ________, and water for survival.

• Oxygen

• Shelter

• Carbon Dioxide

• All of these

In plants, food prepared by the leaves is transported to all the other parts of the plants by-

• Stomata

• Phloem

• Root hair

• Xylem

Transpiration is

• the movement of water through a plant from the roots up the stem
• the loss of water from the leaves of a plant by the process of evaporation
• the flow of water into plant roots by osmosis from the soil
• the process of minerals and sugars moving through plant veins

Why plants become wilt?

• Less water evaporate from the plants

• The plant loss excessive amount of water through transpiration

• The stomata of the plants are closed

• The weather are cool.

Which of the following indicates the pathway of water through a plant?

• root hair cell --> xylem --> stomata

• stomata --> root hair cell --> xylem

• xylem --> stomata --> root hair cell

The smallest type of blood vessel is the:

• nerve
• vein
• capillary
• artery

The throbbing movement caused by the flow of blood in arteries is called

• pulse

• pulse rate

• heart beat

• none of these