Plants: how they live
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Questions
- 1Multiple choice · 20 s · 10 ptsNot played yet
Which two substances does a plant take in to make its food by photosynthesis?
- ACarbon dioxide and water
- BOxygen and water
- COxygen and glucose
- DNitrogen and soil
- 2Multiple choice · 20 s · 10 ptsNot played yet
What are the two products of photosynthesis?
- ACarbon dioxide and water
- BOxygen and nitrogen
- CGlucose and oxygen
- DGlucose and carbon dioxide
- 3Multiple choice · 20 s · 10 ptsNot played yet
Leaves like these are green because of a pigment that absorbs light energy for photosynthesis. What is it called?

- AHaemoglobin
- BChlorophyll
- CMelanin
- DGlucose
- 4True or false · 20 s · 10 ptsNot played yet
Plants get their food by taking it in from the soil.
- ✓True · བདེན།
- ✕False · རྫུན།
- 5Multiple choice · 20 s · 10 ptsNot played yet
Tiny pores, mostly on the underside of a leaf, let gases in and out. What are they called?
- AXylem
- BRoot hairs
- CPetals
- DStomata
- 6Multiple choice · 20 s · 10 ptsNot played yet
Why are most leaves broad and flat?
- ATo store water for dry weather
- BTo stop insects landing on them
- CTo absorb as much light as possible
- DTo make them heavier in the wind
- 7Multiple choice · 20 s · 10 ptsNot played yet
What do a plant's roots absorb from the soil?
- AWater and minerals
- BSugar and oxygen
- CSunlight and water
- DGlucose and carbon dioxide
- 8True or false · 20 s · 10 ptsNot played yet
Root hairs increase the surface area of a root, helping it absorb more water.
- ✓True · བདེན།
- ✕False · རྫུན།
- 9Multiple choice · 20 s · 10 ptsNot played yet
Which tubes carry water and minerals from the roots up to the leaves?
- APhloem
- BXylem
- CStomata
- DChloroplasts
- 10Multiple choice · 20 s · 10 ptsNot played yet
What is the name for the loss of water vapour from a plant's leaves?
- ARespiration
- BGermination
- CTranspiration
- DPollination
- 11Multiple choice · 20 s · 10 ptsNot played yet
What is pollination?
- AA seed starting to grow
- BSeeds being spread far away
- CA plant losing water
- DMoving pollen from an anther to a stigma
- 12Multiple choice · 20 s · 10 ptsNot played yet
How does the insect in the picture help the flower it visits?

- AIt eats pests on the leaves
- BIt carries pollen to other flowers
- CIt waters the flower
- DIt spreads the flower's seeds
- 13Multiple choice · 20 s · 10 ptsNot played yet
Flowers pollinated by the wind, such as grasses, usually have which feature?
- ASmall, dull flowers with light pollen
- BLarge, brightly coloured petals
- CA strong, sweet scent
- DLots of sweet nectar
- 14True or false · 20 s · 10 ptsNot played yet
Plants only carry out respiration at night, when there is no light.
- ✓True · བདེན།
- ✕False · རྫུན།
- 15Multiple choice · 20 s · 10 ptsNot played yet
How are the seeds of the plant in the picture spread?

- ABy water
- BBy animals' fur
- CBy exploding pods
- DBy the wind
- 16Multiple choice · 20 s · 10 ptsNot played yet
How is the fruit in the picture, a coconut, naturally dispersed?

- ABy the wind
- BBy birds eating it
- CBy water
- DBy exploding
- 17Multiple choice · 20 s · 10 ptsNot played yet
The seed heads of the burdock plant in the picture are covered in tiny hooks. How are these seeds dispersed?

- ABy animals
- BBy the wind
- CBy water
- DBy exploding pods
- 18Multiple choice · 20 s · 10 ptsNot played yet
Watch the video. What is the process called when a seed starts to grow into a new plant?
- APollination
- BPhotosynthesis
- CTranspiration
- DGermination
- 19Multiple choice · 20 s · 10 ptsNot played yet
Which three conditions do most seeds need in order to germinate?
- ALight, soil and fertiliser
- BWater, warmth and oxygen
- CLight, water and carbon dioxide
- DSoil, wind and darkness
- 20True or false · 20 s · 10 ptsNot played yet
A seed contains a store of food that the young plant uses until it can make its own food.
- ✓True · བདེན།
- ✕False · རྫུན།
