An ecosystem is represented below. Key
A lege e e e e u sees
= Ocean surface
e
= Algae and
seaweed
co
जीनि
= Fish
= Mud and
sediments
The organisms represented as feet are found in the area shown due to which factor?
pH
B. sediment
C. light intensity
D. colder temperature

The chemical form of energy that is useable by the cell to do work

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

1. isogamy 1 organisms with gametes of the same size and shape 2. anisogamy organisms with gametes of different sizes and shapes 3. oogamy 2 organisms with gametes of the same shape but different sizes 4. gonads gamete-producing organs in lower plants 5. gametangia gamete-producing organs in animals