KS3 Science biology Quiz on "PLANTS and PHOTOSYNTHESIS" (based on QCA 9C)

Which of the following is TRUE? [9c-1]
1. through their roots, plants absorb water and minerals from the soil
2. essential food from rainwater is absorbed through the leaves
3. in their leaves, plants store food as glucose
4. plants can make food without chlorophyll in the leaves
5. plants can make food without light shining on the leaves
Which of the following is TRUE? [9c-2]
1. essential food from rainwater is absorbed through the leaves
2. essential minerals from soil are absorbed through the roots
3. in their leaves, plants store food as glucose
4. plants can make food without chlorophyll in the leaves
5. plants can make food without light shining on the leaves
Which of the following is TRUE? [9c-3]
1. through their roots, plants absorb food from the soil
2. essential minerals from rainwater are absorbed through the leaves
3. in their leaves, plants store food as starch
4. plants can make food without chlorophyll in the leaves
5. plants can make food without light shining on the leaves
Which of the following is TRUE? [9c-4]
1. through their roots, plants absorb food from the soil
2. essential minerals from rainwater are absorbed through the leaves
3. in their leaves, plants store food as glucose
4. plants cannot make food without chlorophyll in the leaves
5. plants can make food without light shining on the leaves
Which of the following is TRUE? [9c-5]
1. through their roots, plants absorb food from the soil
2. essential minerals from rainwater are absorbed through the leaves
3. in their leaves, plants store food as glucose
4. plants can make food without chlorophyll in the leaves
5. plants cannot make food without light shining on the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to water? [9c-6]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to carbon dioxide? [9c-7]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to sunlight? [9c-8]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to chlorophyl? [9c-9]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to glucose? [9c-10]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
__(1)__ + __(2)__ ==(3)+(4)==> __(5)__ + __(6)__

The equation above can represent the process called photosynthesis.

Which of the following corresponds to oxygen? [9c-11]
1. (1) liquid absorbed through the root hairs
2. (2) gas absorbed through leaves
3. (3) source of energy for the process
4. (4) a catalyst for the process
5. (5) initially stores the energy from the process
6. (6) gas given out from the leaves
Which is a simple test for carbon dioxide? [9c-12]
1. it gives a white precipitate when bubbled into limewater (turns cloudy or 'milky')
2. it re-ignites a glowing splint which bursts into flame
3. it gives a blue-black colour with dilute iodine solution
4. it forms a green solution when dissolved in alcohol
Which is a simple test for oxygen? [9c-13]
1. it gives a white precipitate when bubbled into limewater (turns cloudy or 'milky')
2. it re-ignites a glowing splint which bursts into flame
3. it gives a blue-black colour with dilute iodine solution
4. it forms a green solution when dissolved in alcohol
Which is a simple test for starch? [9c-14]
1. it gives a white precipitate when bubbled into limewater (turns cloudy or 'milky')
2. it re-ignites a glowing splint which bursts into flame
3. it gives a blue-black colour with dilute iodine solution
4. it forms a green solution when dissolved in alcohol
Which is a simple test for chlorophyl? [9c-15]
1. it gives a white precipitate when bubbled into limewater (turns cloudy or 'milky')
2. it re-ignites a glowing splint which bursts into flame
3. it gives a blue-black colour with dilute iodine solution
4. it orms a green solution when dissolved in alcohol
Name the process that plants use to make food? [9c-16]
1. photosynthesis
2. respiration
3. osmosis
4. combustion
Name the process that plants use to get energy at night? [9c-17]
1. photosynthesis
2. respiration
3. osmosis
4. combustion
Which part of the plant absorbs most of the carbon dioxide for photosynthesis? [9c-18]
1. part U
2. part W
3. part V
4. part Z
Which part of the plant absorbs most of the water for photosynthesis? [9c-19]
1. part U
2. part W
3. part V
4. part Z
Which part of the plant gives out oxygen from photosynthesis in the daytime? [9c-20]
1. part U
2. part W
3. part V
4. part Z
Which part of the plant stores the glucose from photosythesis as starch? [9c-21]
1. part U
2. part W
3. part V, W and Y
4. part Y
Which part of the plant gives out most of the carbon dioxide from respiration at night? [9c-22]
1. part U
2. part W
3. part V
4. part Z
Which of the following growing conditions for a plant will produce the least gain in biomass in one week? [9c-23]
1. roots in pure water, leaves above the water and covered with a black plastic sheet
2. roots in damp soil, leaves above the water and not covered at all
3. roots in pure water, leaves above the water and not covered at all
4. roots in damp soil, leaves above the water and covered with a black plastic sheet
5. roots in dry soil, leaves above the water and not covered at all
Which of the following growing conditions for a plant will produce the most gain in biomass in one week? [9c-24]
1. roots in pure water, leaves above the water and covered with a black plastic sheet
2. roots in damp soil, leaves above the water and not covered at all
3. roots in pure water, leaves above the water and not covered at all
4. roots in damp soil, leaves above the water and covered with a black plastic sheet
5. roots in dry soil, leaves above the water and not covered at all
Which of the following is most likely to be TRUE? [9c-25]
1. Plants that naturally grow in the shade often have larger leaves to increase the surface area for photosynthesis.
2. There is less carbon dioxide around plants at night because it has been used up in photosynthesis during the daylight hours.
3. Plants kept for a long time in the dark or poor light, tend to grow larger leaves or the leaves turn a darker green, to try to increase photosynthesis.
4. Plants only use stored starch directly at night to respire and survive.
Which of the following is most likely to be TRUE? [9c-26]
1. Plants that naturally grow in the shade often have small leaves to minimise heat loss.
2. There is more carbon dioxide around plants at night because it is not being used up in photosynthesis but given out by respiration.
3. Plants kept for a long time in the dark or poor light, tend to grow larger leaves or the leaves turn a darker green, to try to increase photosynthesis.
4. Plants only use stored starch directly at night to respire and survive.
Which of the following is most likely to be TRUE? [9c-27]
1. Plants that naturally grow in the shade often have small leaves to minimise heat loss.
2. There is less carbon dioxide around plants at night because it has been used up in photosynthesis during the daylight hours.
3. Plants kept for a long time in the dark or poor light, tend to become thin and paler in colour.
4. Plants only use stored starch directly at night to respire and survive.
Which of the following is most likely to be TRUE? [9c-28]
1. Plants that naturally grow in the shade often have small leaves to minimise heat loss.
2. There is less carbon dioxide around plants at night because it has been used up in photosynthesis during the daylight hours.
3. Plants kept for a long time in the dark or poor light, tend to grow larger leaves or the leaves turn a darker green, to try to increase photosynthesis.
4. Plants use glucose from stored starch to respire and survive.
Which is a plant cell in which photosynthesis takes place? [9c-29]
1. cell 2
2. cell 6
3. cell 1
4. cell 3
5. cell 4
6. cell 5
Which is a plant cell that absorbs water, minerals and nutrients from the soil? [9c-30]
1. cell 2
2. cell 6
3. cell 1
4. cell 3
5. cell 4
6. cell 5
In which part of a flowering plant will you find most of the cells like cell 2 containing chloroplasts? [9c-31]
1. stem
2. flowers
3. leaves
4. roots
In which part of a flowering plant will you find cells like cell 6? [9c-32]
1. stem
2. flowers
3. leaves
4. roots
Which part of plant cell 2 is a chloroplast? [9c-33]
1. part T
2. part Z
3. part N
4. part W
In which part of plant cell 2 does photosynthesis take place? [9c-34]
1. part T
2. part Z
3. part N
4. part W
Which part of plant cell 2 controls its functions? [9c-35]
1. part T
2. part Z
3. part N
4. part W
Which of the following is TRUE about plants? [9c-36]
1. most of the palisade cells for photosynthesis are on the upper side of leaves
2. one big root is more efficient than lots of liitle roots for absorbing nutrients and water
3. if a plant is enclosed in an air tight glass jar in sunlight, the oxygen level will fall and the carbon dioxide level will rise
4. if a plant is enclosed in an air tight glass jar, and the jar covered in black plastic sheeting, the oxygen level will rise and the carbon dioxide level will fall
5. under trees, grass will not grow as tall as in open land, because it cannot root as deeply
Which of the following is TRUE about plants? [9c-37]
1. most of the palisade cells for photosynthesis are on the underside of leaves
2. many small roots are more efficient than one big root for absorbing nutrients and water
3. if a plant is enclosed in an air tight glass jar in sunlight, the oxygen level will fall and the carbon dioxide level will rise
4. if a plant is enclosed in an air tight glass jar, and the jar covered in black plastic sheeting, the oxygen level will rise and the carbon dioxide level will fall
5. under trees, grass will not grow as tall as in open land, because it cannot root as deeply
Which of the following is TRUE about plants? [9c-38]
1. most of the palisade cells for photosynthesis are on the underside of leaves
2. one big root is more efficient than lots of little roots for absorbing nutrients and water
3. if a plant is enclosed in an air tight glass jar in sunlight, the oxygen level will rise and the carbon dioxide level will fall
4. if a plant is enclosed in an air tight glass jar, and the jar covered in black plastic sheeting, the oxygen level will rise and the carbon dioxide level will fall
5. under trees, grass will not grow as tall as in open land, because it cannot root as deeply
Which of the following is TRUE about plants? [9c-39]
1. most of the palisade cells for photosynthesis are on the underside of leaves
2. one big root is more efficient than lots of little roots for absorbing nutrients and water
3. if a plant is enclosed in an air tight glass jar in sunlight, the oxygen level will fall and the carbon dioxide level will rise
4. if a plant is enclosed in an air tight glass jar, and the jar covered in black plastic sheeting, the oxygen level will fall and the carbon dioxide level will rise
5. under trees, grass will not grow as tall as in open land, because it cannot root as deeply
Which of the following is TRUE about plants? [9c-40]
1. most of the palisade cells for photosynthesis are on the underside of leaves
2. one big root is more efficient than lots of little roots for absorbing nutrients and water
3. if a plant is enclosed in an air tight glass jar in sunlight, the oxygen level will fall and the carbon dioxide level will rise
4. if a plant is enclosed in an air tight glass jar, and the jar covered in black plastic sheeting, the oxygen level will rise and the carbon dioxide level will fall
5. under trees, grass will not grow as tall as in open land, because it cannot compete as well for light, water and nutrients

KS3 science biology practice exam questions KS4 science GCSE/IGCSE biology courses AQA Edexcel OCR 21st Century OCR Gateway KS3 sciences for high schools secondary schools colleges private KS3 biology tuition revision courses US K12 science

KS3 Science biology Quiz on "PLANTS and PHOTOSYNTHESIS" (based on QCA 9C)

CLICK on [?] read feedback. EMAIL query?comment AND quote Q database number [9c-xx] © Doc Brown