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Tropisms
Test Description: Plant Tropisms
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT true when plant when turgor pressure is high in a plant?
A
The vacuole is full of water.
B
The pressure from the water pushes the cytoplasm against the cell wall.
C
When the turgor pressure is high, the plant can maintain its structure and stay rigid.
D
The vacuole in the plant cell is empty and the plant loses its structure and wilts.
2) Which of the following is NOT true when plant when turgor pressure is low in a plant?
A
The cytoplasm and the cell membrane pull away from the cell wall.
B
The vacuole is full of water.
C
The vacuole within the plant cell shrinks and becomes flaccid.
D
The plant will wilt.
3) What is turgor pressure in plants?
A
The force exerted on a cell wall by water that is stored in the nucleus of the cell.
B
The process where the glucose made from photosynthesis is broken down into ATP.
C
The process where plants make their own food from sunlight, water and carbon dioxide.
D
The pressure exerted by water that is stored in the plants vacuole on the cell wall of the plant cell.
4) How does turgor pressure help a plant?
A
It ensures that the plant will get the most sunlight.
B
It provides the plant with nutrients.
C
It provides support for the plant.
D
It causes the stems in plants to grow up and the roots grow down into the soil.
5) Which term description below applies to a plant cell that has lost turgor pressure?
A
flaccid, wilting
B
phototropism
C
geotropism
D
rigid, turgid
6) What will increase the turgor pressure in plants?
A
Giving the plant salt water.
B
Giving the plant salt water.
C
Trimming off the leaves of the plant.
D
Placing the plant in the shade.
7) Turgor pressure to a plant is to...
A
water is to a creek
B
carbon dioxide is to a plant
C
a key to a lock
D
air to a balloon
8) Which will cause a drop in turgor pressure?
A
too much glucose in the cell
B
too much glucose in the cell
C
not enough water in the cell
D
too much water in the cell
9) What organelle within the cell is involved with turgor pressure?
A
golgi bodyTrue
B
mitochondria
C
vacuole
D
nucleus
10) What is turgor pressure?
A
The force exerted by stored water in a vacuole on the cell wall of plants.
B
The process of plants making their own food.
C
It is like blood pressure, but it is in plant.
D
The process of plants breaking down glucose into a useable energy source.
*select an answer for all questions
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