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Science 2 > Biology key facts > Flashcards

Biology key facts Flashcards

1
Q

Is a kidney best described as A: a cell, B: tissue, C: organ or D: organism?

A

ORGAN

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2
Q

What organ in our body contains valves

A

HEART

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3
Q

Name THREE features that would be found in ALL living cells.

A

CYTOPLASM, NUCLEUS AND MEMBRANE

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4
Q

What is the normal pulse rate of a boy while resting?

A

80 bpm

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5
Q

Where can you easily measure the pulse?

A

WRIST or NECK

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6
Q

What is the normal body temperature of a human

A

37 °C

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7
Q

Name three structures that would be found only in plant cells

A

LARGE VACUOLE, CHLOROPLASTS and CELL WALL

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8
Q

To which vertebrate class does a FROG belong?

A

AMPHIBIAN

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9
Q

How long does it take a human embryo to develop in the uterus?

A

9 months

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10
Q

In which cell structure does photosynthesis take place?

A

CHLOROPLAST

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11
Q

What function is carried out by our bladder

A

Stores URINE

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12
Q

What happens to your pulse during exercise?

A

Pulse INCREASES

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13
Q

Enzymes help which process take place in our body?

A

DIGESTION

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14
Q

A section from an animals liver would be best described as A: a cell, B: tissue, C: an organ or D: an organism.

A

TISSUE

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15
Q

The place where an animal makes its home is called the A: habitat, B: environment or C: community ?

A

HABITAT

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16
Q

Which organ in a mammal puts oxygen into the blood?

A

LUNGS

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17
Q

What is the name of the process that releases energy in a cell?

A

RESPIRATION

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18
Q

What do we call the process of breaking down food?

A

DIGESTION

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19
Q

What is the approximate mass of a new born baby? A: about 100g, B:about 1kg, C: about 4kg, D: about 12kg

A

about 4kg

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20
Q

What type of nutrient is provided by meat, cheese and eggs?

A

PROTEIN

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21
Q

Which organ in out bodies is effected by a diet containing too much fat?

A

HEART

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22
Q

What organ in a human allows nutrients to pass from the mother’s blood to the blood of an embryo?

A

PLACENTA

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23
Q

Which part of a plant cell is made of cellulose?

A

CELL WALL

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24
Q

Name the waste gas produced during respiration

A

CARBON DIOXIDE

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25
Q

How often does the girls body make an egg?

A

every 28 days

26
Q

What cell contains the male gamete used to fertilize an egg?

27
Q

Which part of a cell provides it with energy

A

MITOCHONDRIA

28
Q

Which part of a cell contains chromosomes (DNA)

29
Q

What has to happen to an egg before it can start to develop into a baby?

A

It has to be FERTILIZED

30
Q

What is a zygote?

A

a fertilized egg

31
Q

What is a saprophye?

A

A decay organism (Fungi and bacteria)

32
Q

What organ is responsible for hearing and balance?

33
Q

Which organ manufactures sperm in a human?

34
Q

Where is the egg formed in a human?

35
Q

What kind or organism lives on or in another living creature?

36
Q

What chemical is used to test for the presence of starch in food?

37
Q

Where in the mother’s body does the embryo develop?

38
Q

Name the products of photosynthesis

A

GLUCOSE and OXYGEN

39
Q

Which part of a plant manufactures food by photosynthesis? Root, Flower, Stem or Leaves

40
Q

Which part of a plant is where the seeds are made? Root, Flower, Stem or Leaves

41
Q

Which part of the body removes soluble waste and excess water from the blood.

42
Q

Which part of a plant absorbs water from the ground? Root, Flower, Stem or Leaves

43
Q

When does photosynthesis take place in a plan, During the day, during the night or all the time?

A

DURING THE DAY

44
Q

Which kind of blood vessels carry oxygenated blood away from the heart?

45
Q

What is the name of the process taking place when pollen lands on the stigma of a plant?

A

POLLINATION

46
Q

What do we call the holes on a plant leaf where gas exchange take place?

47
Q

What do we call the process by which a plant grows from a seed?

A

GERMINATION

48
Q

Name a gas released by plants during photosynthesis

49
Q

From where do the producers in a food chain obtain their energy?

50
Q

From where would the predator in an ecosystem obtain its energy?

A

From another ANIMAL

51
Q

The first organism in a food chain is always what? (Producer or consumer)

A

a PRODUCER

52
Q

Taking cuttings, budding, forming tubers and runners are all examples of what process?

A

ASEXUAL reproduction

53
Q

What biological process releases oxygen into the atmosphere?

A

PHOTOSYNTHESIS

54
Q

What green chemical, found in plant cells, is necessary for photosynthesis to take place?

A

CHLOROPHYLL

55
Q

What type of food do herbivores usually eat?

56
Q

Where is pollen made in a plant?

A

top of the STAMEN (anther)

57
Q

What type of chemical is a catalyst to help the process of digestion take place

58
Q

What type of nutrient is provided by starch and sugar?

A

CARBOHYDRATE

59
Q

Which cell contains the female gamete?

A

OVUM (egg)

60
Q

A type of animal that is awake during the night and sleeps during the day

61
Q

A type of tree that looses its leaves in winter

Science 2 (16 decks)

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