00:01
Hello, in this question, we are looking for the true statement concerning algae.
00:09
So let's look at each of these in turn.
00:12
Let's look at letter a first of all.
00:15
All algae are green.
00:17
Well, that is incorrect.
00:19
That is false.
00:21
All algae do contain chloroplasts, but some algae contain other pigments, which mask the green, and then that color is expressed, such as brown algae.
00:34
For example, or blue -green algae.
00:37
All right, so they're not all green.
00:39
Let's look at letter b here.
00:42
Letter b says that all algae are plants.
00:46
Well, that is also false.
00:51
The blue -green algae i mentioned a moment ago are considered bacteria...