Why is seed dispersal important?

so that offspring do not compete with their parents

Bees and apple trees are interdependent because:

they both make use of the other.

We should preserve biodiversity:

because many organisms may beuseful to us.

a male and a female gamete fuse.

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8B - Plants and their Reproduction

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Year 8: 8B - Plants and their Reproduction

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Questions 20

Answers

1
If self-pollination occurs:
the bees will die.
If self-pollination occurs:
offspring can never be produced.
a plant will die.
2
Primula vulgaris is scientific name for wild primroses. What genus do wild primroses belong to?
Primula
vulgaris
Primula vulgaris
plants
3
Which of these is an example of inherited variation in plants?
flower colour
having a disease
being used as a vegetable
being eaten by slugs
4
Asexual reproduction needs:
sperm cells and egg cells.
only one parent.
no parents.
two parents.
5
Characteristics of conifers include having:
flat leaves.
flowers.
a lack of xylem tissue.
needle-shaped leaves.
6
Which of these resources is always needed for germination?
carbon dioxide
water
light
nitrogen
7
Strawberry plants can reproduce using:
sprinters.
joggers.
walkers.
runners.
8
Why is seed dispersal important?
so that animals have something to eat
so that plants can reproduce sexually
so that plants can reproduce asexually
so that offspring do not compete with their parents
9
Bees and apple trees are interdependent because:
bees and apple trees both make things that we like to eat.
bees feed on apples.
they both make use of the other.
bees and apple trees are the same species.
10
The raw materials for photosynthesis are:
glucose and water.
carbon dioxide and water.
oxygen and glucose.
water and oxygen.
11
The flower in this drawing is pollinated by:
bacteria.
an insect or the wind.
the wind.
an insect.
12
In which kingdom do all the organisms have many cells and their cells have no cell walls?
animal kingdom
United Kingdom
plant kingdom
fungus kingdom
13
We should preserve biodiversity:
so that it is easier to tell organisms apart.
because many organisms may beuseful to us.
to stop organisms producing hybrids.
to stop it going off.
14
In a flower, the anther:
contains the egg cells.
makes pollen grains.
receives pollen grains.
makes nectar.
15
In fertilisation:
a fertilised egg cell grows into an embryo.
a male and a female gamete fuse.
a plants grows in some animal droppings.
male gametes are produced.
16
What part of the seed is labelled X?
seed coat
food store
zygote
embryo
17
The seeds inside an apple are dispersed by:
the wind.
being carried on the fur of animals.
animals that eat them.
insects.
18
The first part of the plant to break out of a seed during germination is:
the shoot.
the root.
the male gamete.
the leaves.
19
In the diagram, the part labelled Y is:
a nectary.
a pollen tube
a food store.
an egg cell.
20
On the diagram, the part labelled A is the:
anther.
stigma.
ovary.
style.

8B - Plants and their Reproduction Flashcards | StudBud