CH-7 Transporation in plants and animals

Red blood cells contains a pigment called _________ which make RBC appear red.

• ribs

• chemical

• haemoglobin

• None of these

Answer explanation

The correct answer is haemoglobin, a protein that carries oxygen throughout the body. The presence of haemoglobin makes red blood cells appear red. The other options, ribs and chemical, are not pigments and hence, are incorrect.

The smallest type of blood vessel is the:

• nerve
• vein
• capillary
• artery

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

Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.

• Chlorophyll
• Phloem
• Stomata
• Xylem

Which of the following is the main circulatory fluid in our body ?

• Plasma

• Lymph

• Blood

• None of these

What is the name of the system in the body responsible for transporting nutrients and oxygen to cells and removing waste products?

• Respiratory system

• Digestive system

• Nervous system

• Circulatory system

Which organ filters blood?

• Kidneys

• Large Intestine

• Lungs

• Bladder

What is organ is #1?

• Kidney

• Stomach

• Bladder

• Heart

How many kidneys do you have?

• 1
• 3
• 5
• 2

In resting person has pulse rate between ___and___ beats per minute.