Science Q2 -Plants Flashcards

1
Q

True or False: Do plants need sunlight, healthy soil, clean air, and water?

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Where do plants obtain the water, air, nutrients, and sunlight?

A

Through its parts - roots, stems, leaves, and flowers.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Flowers and fruits allow plants to ______.

A

reproduce

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

The leaves capture the _______,

A

energy of sunlight.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

It enters the leaves and gives off oxygen?

A

Carbon dioxide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The ____ sends food and water to all parts of the plant.

A

stem

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

The ____ absorb water and nutrients from the soil.

A

roots

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The ____ provides warmth and energy to plants.

A

sun

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What will happen to the plants when there is too much sun?

A

The plant will wither.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What will happen to the plants when there is too little sun?

A

It will slow down the growth of the plant and may even kill it.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

True or False: Plants contain chloroplasts.

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Chloroplasts contain ______ a pigment that makes plant green.

A

chlorophyll

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

A process that takes place in the chloroplasts found in the cells of the plant. Most chloroplasts are located in the leaves of plants.

A

Photosynthesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

The ______ traps the energy from sunlight and converts it into chemical energy with the help of carbon dioxide and water.

A

chlorophyll

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The photosynthesis process will produce ______ and ______.

A

sugar
oxygen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Leaves have very small openings called ________.

A

stomata

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

It allows gases to pass in and out of the leaf.

A

stomata

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

True or False: Carbon dioxide from the air enters the plant stomata.

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Why is water important for plant growth?

A

It helps plants move nutrients from the roots up to the stems and leaves. Water keeps the plant moist and flexible.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

It provides a base on which the roots hold on to. It also provides plants with water and nutrients.

A

Soil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Is it true that plant needs a suitable habitat?

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Plants grown on land are called?

A

terrestrial plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

True or False: Many plants that grow in dry habitats store water in their stems?

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Does cactus plant lives in a dry habitat?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Does Cactus has widespread root system to absorb as much water as it can?

A

Yes.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

A plant that has small, fleshy, thick leaves that drop off during extreme dry climate. Their leaves have sharp points to protect them from predators that eat them.

A

Agave plant.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

They have small leaves, protective thorns, tiny branches, and widespread root system to help them adapt to dry habitats.

A

Desert shrubs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Plants that usually have large root systems that grow as deep as 30 meters in search of water. Other plants have shallow, wide-spreading roots that absorb water during heavy desert thunderstorms.

A

Desert plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

True or False: Some desert plants bloom only after heavy rains. The plants die during dry seasons, but their seeds remain on the ground. When rain comes, the seeds sprout and grow.

A

True

30
Q

True or False: In tropical countries like the Philippines, coconut palm trees grow in sandy soil with regular rainfall and lots of sunlight.

A

True

31
Q

_____ have needlelike leaves that are coated with a thick , waxy cuticle that prevents water loss.

A

Pine trees

32
Q

True or False: The shape of the Pine trees’ needles is narrow, which reduces its surface area and helps save water

A

True

33
Q

True or False: Pine trees grow large roots that collect water deep underground.

A

True

34
Q

True or False: Pine trees can produce food whenever conditions are right.

A

True

35
Q

True or False: Mosses live together in large groups or colonies covering soil or rocks with a mat of tiny green plants.

A

True

36
Q

True or False: Each moss plants has tiny, threadlike rootlets that absorb moisture and minerals from the soil.

A

True

37
Q

Is it true that trees grow very tall in a rain forest?

A

True

38
Q

True or False: Rain forest is warm and wet?

A

True

39
Q

Rain forests receive a lot of _____ since it rains almost every day.

A

water

40
Q

Plants in a rain forest have _____ leaves and grow in ______ like the evergreen.

A

broad
layers

41
Q

Trees in rain forests are ______ and ______ that sunlight is almost blocked off.

A

tall
dense

42
Q

The _____ or _____ forms a highway for animals that live in the rain forest.

A

tree top
canopy

43
Q

_____ have fibrous root system that absorbs water over a large area.

A

Grasses

44
Q

Is it true that the grass’ roots allow the grass to survive in dry conditions?

A

True

45
Q

True or False: Grasses often grow on wide, flat plains?

A

True

46
Q

Examples of grassland plants.

A

Buffalo grass
wild oats
clover

47
Q

True or False: The shallow roots of the grass take in water before it dries up.

A

True

48
Q

___ plants have special structures that enable them to live in marine or freshwater environments.

A

Aquatic

49
Q

True or False: There is limited supply of oxygen in aquatic systems.

A

True

50
Q

True or False: The stems of aquatic plants are much thinner and more flexible than those on land because of the surrounding water currents.

A

True

51
Q

Is it true that the leaves of aquatic plants have little or no cuticle on them because they are not in danger of drying out?

A

True

52
Q

The leaves of aquatic plants have ______ on the leaf surface where exchange of gasses occurs.

A

chloroplasts

53
Q

Aquatic plants store the food they make either in the ____, _____, or at _____ where growth occurs.

A

roots
leaves
stem points

54
Q

Aquatic plants produce most flowers _____ the surface of the water so that the flowers can easily attract _____.

A

above
insects

55
Q

True or False: Aquatic plants have roots that help them stay in place.

A

True

56
Q

This allows the aquatic plants to draw nutrients from the water.

A

roots

57
Q

True or False: Aquatic plants may be floating, submerged or emergent.

A

True

58
Q

A type of plants that have leaves that float on top of the water.

A

Floating plants

59
Q

True or False: In floating plants, chlorophyll is restricted to the upper surface.

A

True

60
Q

Examples of floating plants.

A

Lotus
Duckweed
Water Lily

61
Q

How do water lilies adapt to live in water?

A

Floating plants like the water lily are not attached to the bottom. Most have roots from the floating leaves or lily pads that hang in the water.

62
Q

A type of water lily that has very large, green leaves that lie on top of the water surface. Its leaf may grow about 3 meters in diameter.

A

Victoria

63
Q

True or False: Some aquatic plants are submerged in the water.

A

True

64
Q

You find these plants under the sea or inside the aquarium. They have soft stems that makes them rise above the surface of water.

A

Submerged plants.

65
Q

True or False: Submerged plants lack strong water transport system in it stems. Instead, leaves directly absorb water, nutrients, and dissolved gasses.

A

True

66
Q

Is it true that submerged plants has no stomata on their leaves?

A

True

67
Q

True or False: Aquatic plants, such as Elodea, need enough space and anchorage?

A

True

68
Q

True or False: Some aquatic animals will grow better if they are attached to rocks to secure them in place.

A

True

69
Q

Examples of emergent plants.

A

arrowhead
cattail

70
Q

______ plants are rooted plants, often along the shoreline that stand above the surface of the water.

A

Emergent

71
Q

True or False: The stems of emergent plants are somewhat stiff or firm. Their leaves are very thin and narrow.

A

True

72
Q

True or False: Emergent plants cannot grow in the deeper parts of the water since their stems and roots are not strong enough to support them against the water currents.

A

True