In which organelle does photosynthesis take place?
Chloroplast
Cytoplasm
Vacuole
Nucleus
What happens to the oxygen produced during photosynthesis?
It is turned into carbon dioxide
It becomes glucose
It is released into the air
It is stored in the roots
Which part of the plant absorbs water and mineral salts?
Leaf
Flower
Stem
Root
An increase in temperature will ________________ transpiration
not affect
stop
increase
decrease
What is the function of stomata?
Store food
Allow gas exchange
Transport water
Absorb sunlight
Why is chlorophyll important in photosynthesis?
It reflects light
It absorbs sunlight
It stores food
It transports water
Why are plants called “autotrophs”
They make their own food
They eat other organisms
They store minerals
They depend on fungi
What type of plant cell increases surface area for water absorption
Guard cell
Parenchyma
Root hair cell
Companion cell
What is the function of the xylem walls being thick and lignified?
To give strength and prevent collapse
To store starch
To absorb light
To conduct food
Which of the following is required for photosynthesis?
Nitrogen
Carbon dioxide
Sunlight
Oxygen
Where does sugar transport begin?
Root hairs
Roots
Leaves
Vascular bundles
The xylem transports _______.
Water and mineral salts
Enzymes
Oxygen
Food
Which gas is released during photosynthesis
Oxygen
Water vapor
Nitrogen
Carbon dioxide
What type of energy is needed for photosynthesis to occur?
Mechanical energy
Electrical energy
Light energy
Chemical energy
The process by which water vapor leaves the plant is called _______.
Respiration
Transpiration
Diffusion
Translocation
Where can you find xylem and phloem in a plant?
Leaf and stem
Leaf, stem, and root
Leaf and root
Stem and root
The green pigment that traps light energy for photosynthesis is called _______
Xylem
Chlorophyll
Enzyme
Glucose
Which statement about phloem is correct?
It carries food both up and down the plant
It is found only in roots
It consists of dead cells
It carries only water
What are the examples of autotrophs?
Pandas
Plants
Gorillas
None of the above
Which of these is not needed for photosynthesis?
Carbon dioxide
Oxygen
Water
Light