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science (plants) > plants > Flashcards

plants Flashcards

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Biology 101 flashcards
1
Q

what do animal cells contain

A

nucleus, ribosomes, cytoplasm, cell membrane, mitochondria

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2
Q

what do plant cells contain

A

cytoplasm, nucleus, vacuole, mitochondria, ribosomes, chloroplasts

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3
Q

what is cellular respiration

A

its a process used by plants and animals to produce energy

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4
Q

where does cellular respiration take place

A

in the mitochondria

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5
Q

what is the equation for cellular respiration

A

oxygen + glucose = carbon dioxide + water + energy

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6
Q

what is photosynthesis

A

photosynthesis is used by plants to make glucose that they need

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7
Q

where does photosynthesis take place

A

in the chloroplast

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8
Q

what is the equation for photosynthesis

A

water + carbon dioxide = oxygen + glucose

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9
Q

what are 3 raw materials of photosynthesis

A

water, carbon dioxide, chlorophyll

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10
Q

what are 3 limiting factors of photosynthesis

A

carbon dioxide concentration, light intensity, temperature

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11
Q

what is the waxy cuticle

A

prevents water loss by evaporation

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12
Q

what is the upper epidermis

A

is transparent to let in sunlight easily

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13
Q

what is the palisade mesophyll layer

A

lots of chloroplast to maximise photosynthesis

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14
Q

what is the spongy mesophyll layer

A

lots of air spaces for gases (CO2 and O2) to diffuse throughout the leaf

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15
Q

what is the lower epidermis

A

has guard cells, when theres not much water the guard cells become flaccid and close the stomata to prevent water loss

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16
Q

what is the vascular bundle/vein

A

contains xylem and phloem

17
Q

what is self pollination

A

where a plant pollinates its self

18
Q

what is cross pollinatin

A

where a flower gets pollinated by a different flower

19
Q

what is the stigma

A

sticky part of flower to catch pollen

20
Q

what is the style

A

where the pollen tube forms

21
Q

what is the ovary

A

female reproductive organ - where the eggs are

22
Q

what is the carpel

A

the female reproductive organ

23
Q

what is the filament

A

holds up the anther

24
Q

what is the anther

A

where pollen is created, where the male gametes are

25
Q

what is the stamen

A

the male reproductive organ

26
Q

what are the petals used for

A

attract pollinators

27
Q

what are sepals

A

fake leaves - protect flower before it opens

28
Q

what is pollination

A

transfers pollen from the anther to the stigma

29
Q

what is fertilisation of a plant

A

the fusing of the sperm with an egg to form a zygote

30
Q

what is asexual reproduction in plants

A

no fusion of gametes, no flower

31
Q

what is sexual reproduction in plants

A

flowering plants, fusion of gamest, self pollination or cross polination

32
Q
A

science (plants) (1 decks)

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