Lab Practical #2 Functions Practice

Front

Stores food in grasshopper

Back

Crop: A part of the digestive system in insects where food is stored before digestion.

Front

Form the skeletal system of sea star

Back

Ossicles: Small calcareous plates that make up the skeleton of echinoderms like sea stars.

Front

Sweep water through the gills in crayfish

Back

Walking legs: The legs of crayfish that help in locomotion and also assist in moving water over the gills.

Front

Takes water down each arm in sea star

Back

Radial canal: A part of the water vascular system in sea stars that distributes water to the tube feet.

Front

Functions like kidneys in crayfish

Back

Green gland: Excretory organs in crayfish that filter waste from the blood.

Front

What is the function of the crop in insects?

Back

The crop stores food temporarily before it moves to the gizzard for grinding.

Front

What are ossicles and their role in sea stars?

Back

Ossicles provide structural support and protection for sea stars.

Front

How do walking legs assist crayfish?

Back

Walking legs help in locomotion and facilitate the movement of water for respiration.

Front

What is the role of the radial canal in sea stars?

Back

The radial canal transports water to the tube feet, enabling movement and feeding.

Front

What is the significance of the green gland in crayfish?

Back

The green gland helps in excretion, removing waste products from the crayfish's body.