Questions

True-False

Take a timed test

9 questions · self-marked practice — reveal the answer and mark yourself.

Question 21 Mark
In an ecological pyramid, the amount of energy available at the lower trophic level is always more than that at a higher trophic level.
Answer
True.
View full question & answer
Question 41 Mark
State whether the following are true or false:
The pyramid of energy is always inverted. It can never be upright.
Answer
False.
View full question & answer
Question 51 Mark
State whether the following are true or false:
No energy that is trapped into an organism remains in it for ever.
Answer
True.
View full question & answer
Question 61 Mark
State whether the following are true or false:
The basic requirement for any ecosystem to function and sustain is solar energy.
Answer
True.
View full question & answer
Question 71 Mark
Natural or man-made distribances during succession, can convert a particular seral stage to an earlier stage.
Answer
True.
View full question & answer
Question 91 Mark
The pioneer species always remain in equilibrium with the environment and do not change easily.
Answer
False.
View full question & answer