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1º E.S.O. - Retake exam for 2nd term

Total questions: 80

Worksheet time: 40mins

Name
Class
Date
1.

The sum of all living things on Earth is the:

a)

Atmosphere

b)

Biosphere

c)

Hydrosphere

d)

Geosphere

2.

The basic unit of life is the:

a)

Organism

b)

Cell

c)

Body

d)

Animal

3.

All living things are NOT:

a)

Made up of cells

b)

Carry out the three main life functions

c)

Unicellular

d)

Made up of a similar chemical composition

4.

Organisms that produce their own organic compounds with energy from the Sun and inorganic substances are called:

a)

Autotrophs

b)

Heterotrophs

c)

Carnivores

d)

Herbivores

5.

In the asexual reproduction:

a)

Two parents produce a new living thing that is IDENTICAL to one of the parents

b)

Two parents join to form a new individual which has MIXED characteristics of both parents

c)

One parent produces a new living thing that is IDENTICAL to the parent

d)

One parent produces a new living thing that has MIXED characteristics

6.

The first person to use the term cell was:

a)

Robert Hooke

b)

Anton van Leeuwenhoek

c)

Camillo Golgi

d)

Lynn Margulis

7.

The thin layer that covers the entire cell is the:

a)

Nucleus

b)

Cytoplasm

c)

Genetic material

d)

Cell membrane

8.

The jelly-like substance inside the cell is the:

a)

Nucleus

b)

Cytoplasm

c)

Genetic material

d)

Cell membrane

9.

The structure that gives instructions to the cell to control its activities is the:

a)

Nucleus

b)

Cytoplasm

c)

Genetic material

d)

Cell membrane

10.

The cells in which genetic material floats freely in the cytoplasm are called:

a)

Eukaryotic

b)

Prokaryotic

c)

Plant cells

d)

Animal cells

11.

The cells in which genetic material is inside the nucleus surrounded by a membrane are the:

a)

Eukaryotic

b)

Prokaryotic

c)

Bacteria's cells

d)

Unicellular organisms

12.

The organelle in which proteins are produced is the:

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Nucleus

13.

The organelle in which energy is produced is the:

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Nucleus

14.

The organelle in which photosynthesisis performed is the:

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Nucleus

15.

The cell in the picture is a:

a)

Bacteria's cell

b)

Prokaryotic cell

c)

Plant cell

d)

Animal cell

16.

The cell in the picture is a:

a)

Bacteria's cell

b)

Prokaryotic cell

c)

Plant cell

d)

Animal cell

17.

Groups of similar cells that perform the same function are called:

a)

Organs

b)

Organs systems

c)

Tissues

d)

Organisms

18.

Groups of different tissues that carry out a specific function are called:

a)

Organs

b)

Organs systems

c)

Tissues

d)

Organisms

19.

Groups of organs that work together are called:

a)

Organs

b)

Organs systems

c)

Tissues

d)

Organisms

20.

The science of classifying living things is the:

a)

Cladonomy

b)

Specification

c)

Clasification

d)

Taxonomy

21.

All bacteria are included in the kingdom:

a)

Monera

b)

Protoctist

c)

Fungi

d)

Plants

22.

Bacteria that live on dead or decomposing material are called:

a)

Saprophytes

b)

Parasites

c)

Symbionts

d)

Autotrophic

23.

Bacteria that live in association with another organism and both benefit are called:

a)

Saprophytes

b)

Parasites

c)

Symbionts

d)

Autotrophic

24.

Bacteria reproduce by:

a)

Sexual reproduction

b)

Formation of gametes

c)

Binary fission

d)

Endospores

25.

Some bacteria are used in the production of foods like:

a)

Yogurt

b)

Ice cream

c)

Beer

d)

Honey

26.

Bacteria that can cause diseases in humans and other animals are called:

a)

Bad

b)

Dangerous

c)

Pathogens

d)

Symbionts

27.

Protoctists do NOT have this characteristics:

a)

They can be unicellular or multicellular

b)

They are made up of eukaryotic cells

c)

They are made up of prokaryotic cells

d)

They can be heterotrophs or autotrophs

28.

Which of the following belong to protoctist kingdom?

a)

Bacteria

b)

Mushrooms

c)

Algae

d)

Trees

29.

In the oceans, algae form:

a)

Zooplankton

b)

Phytoplankton

c)

Coral reefs

d)

Waves

30.

Agar, a substance obtained from the cell walls of certain algae, has multiple applications. Which of the follwoing is NOT a use of it?

a)

Culture medium in microbiology

b)

Production of medicines

c)

Production of make up

d)

Production of soups, ice cream, desserts

31.

Malaria is caused by:

a)

Food or water contaminated with infected faeces

b)

The bite of the female of a mosquito

c)

The bite of the tsetse fly

d)

Water contaminated with parasites

32.

Regarding to their nutrition, components fo fungi kingdom are:

a)

Autotrophic

b)

Heterotrophic

c)

Carnivores

d)

Herbivores

33.

In multicellular fungi, cells join together and form microscopic filaments called:

a)

Organs

b)

Tissues

c)

Mycelium

d)

Hyphae

34.

Asexual reproduction in fungi is performed by:

a)

Binary fission

b)

Budding

c)

Spores

d)

Joint of gametes

35.

Fungi recycle organic material into simple substances that can be used by plants, we call them:

a)

Producers

b)

Biodegraders

c)

Symbionts

d)

Parasites

36.

In symbiotic association with algae, fungi form lichens that:

a)

Absorb nitrogen from the atmosphere

b)

Are often used in fine cuisine

c)

Act as natural indicators of air quality in ecosystems

d)

Are used to make edible products

37.

Yeast is used to make many food products, such as (mark all the ones that you think that are correct):

a)

Bread

b)

Beer

c)

Cheese

d)

Yogurt

38.

Fungi from the species Penicillium is used to produce:

a)

Cheese

b)

Antibiotics

c)

Lichens

d)

Bread

39.

Athlete’s foot is a skin infection caused by a species of:

a)

Fungi

b)

Bacteria

c)

Algae

d)

Protozoo

40.

Some people are sensitive to fungi or the spores found in dust in the home and humid places, causing:

a)

Mushroom poisoning

b)

Fungal infection

c)

Allergies

d)

Food poisoning

41.

Components of the plant kingdom are NOT:

a)

Unicellular

b)

Eukaryotic

c)

Autotrophic

d)

Have chloroplasts

42.

Non-vascular plants are:

a)

Mosses

b)

Ferns

c)

Conifers

d)

Angiosperms

43.

Leaves in ferns are called:

a)

Leaves

b)

Fronds

c)

Vascular

d)

Conifers

44.

The group of plants that has seeds found in cones is:

a)

Mosses

b)

Ferns

c)

Conifers

d)

Angiosperms

45.

The group of plants that has seeds inside a fruit is:

a)

Mosses

b)

Ferns

c)

Conifers

d)

Angiosperms

46.

Plants are important in the biospere because:

a)

They absorb oxygen

b)

They produce carbon dioxide

c)

They help to regulate the water cycle

d)

They help to cause soil erosion

47.

Plant roots are used for (mark all the ones you think that are correct):

a)

Absorbing water and minerals from the soil

b)

Storing food reserves

c)

Anchor the plant to the ground

d)

Performing the photosynthesis

48.

Plant stems have small protusions that areas of growth called:

a)

Nodes

b)

Blades

c)

Leaves

d)

Veins

49.

Buds located at the tips or ends of stems are called:

a)

Apical

b)

Final

c)

Axillary

d)

Proximal

50.

The green pigments found in plant leaves is called:

a)

Chloroplast

b)

Camomille

c)

Chlorophyll

d)

Petiole

51.

The structure of the leaf that joins the leaf blade to the stem is the:

a)

Bud

b)

Leaf sheath

c)

Petiole

d)

Vein

52.

The structure of the leaf that is at the base of the petiole and touches the stem is the:

a)

Bud

b)

Leaf sheath

c)

Blade

d)

Vein

53.

The mixture of water and dissolved mineral salts that plants take in the roots is called:

a)

Raw sap

b)

Elaborated sap

c)

Salt sap

d)

Mineral sap

54.

Water and minerals travel up the plant through tubes composed of vertical chains of connected vessels that form the:

a)

Phloem

b)

Stem

c)

Xylem

d)

Sheath

55.

The substances produced by photosynthesis are called:

a)

Raw sap

b)

Elaborated sap

c)

Salt sap

d)

Mineral sap

56.

Substances produced in the photosynthesis are distributed from the leaves to other parts of the plant in vessels that form the:

a)

Phloem

b)

Stem

c)

Xylem

d)

Sheath

57.

Photosynthesis takes place in the:

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Centriole

58.

During the night, plants perform the:

a)

Photosynthesis

b)

Respiration

c)

Heterotrophic nutrition

d)

Sexual reproduction

59.

Cellular respiration takes place in the:

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Centriole

60.

Gases enter and leave the plant through small holes located in the leaves called:

a)

Stomata

b)

Dots

c)

Xylem

d)

Phloem

61.

The process that uses the subtances from photosynthesis to produce energy is called:

a)

Absorption

b)

Cellular respiration

c)

Budding

d)

Gas exchange

62.

Growth responses to external stimuli that result in a permanent change in the direction a plant grows are:

a)

Growing

b)

Movements

c)

Nastic movements

d)

Tropisms

63.

Temporary responses that stop when the stimulus stop making the plant return to its original position are:

a)

Growing

b)

Movements

c)

Nastic movements

d)

Tropisms

64.

The most common form of asexual reproduction in plants is:

a)

Budding

b)

Binary fission

c)

Vegetative propagation

d)

Endospores

65.

In ferns, spores are produced inside brown spots called:

a)

Stomata

b)

Sori

c)

Frond

d)

Root

66.

Plants with seed have reproductive organs inside a:

a)

Cone

b)

Fruit

c)

Flower

d)

Leaf

67.

All the petals of the flower form the:

a)

Pistil

b)

Stamen

c)

Calyx

d)

Corolla

68.

The structure that contains the pollen grains with male gametes in the flower is the:

a)

Pistil

b)

Stamen

c)

Calyx

d)

Corolla

69.

The structure that contains the ovary that produces female gametes in the flower is the:

a)

Pistil

b)

Stamen

c)

Calyx

d)

Corolla

70.

Number 1 in the picture is the:

a)

Corolla

b)

Calyx

c)

Stamen

d)

Pistil

71.

Number 5 in the picture is the:

a)

Corolla

b)

Calyx

c)

Stamen

d)

Pistil

72.

Number 4 in the picture is the:

a)

Corolla

b)

Calyx

c)

Stamen

d)

Pistil

73.

Pollen grains can be transferred from one flower to another by:

a)

Water

b)

Animals

c)

Rain

d)

Hail

74.

The process in which pollen grains are transferred from the anthers of one flower to the stigma of another flower is called:

a)

Fertilization

b)

Germination

c)

Pollination

d)

Reproduction

75.

After fertilization in plants, the ovule becomes the:

a)

Fruit

b)

Cone

c)

Seed

d)

Flower

76.

The seed in the picture is speciallized in travelling through:

a)

Wind

b)

Insects

c)

Water

d)

Animals

77.

When a seed falls to the ground and the conditions are favourable, this happens:

a)

Fertilization

b)

Germination

c)

Pollination

d)

Reproduction

78.

The wide, flat part of the leaf is the:

a)

Bud

b)

Leaf sheath

c)

Blade

d)

Vein

79.

Buds located on the sides of stems are called:

a)

Apical

b)

Final

c)

Axillary

d)

Proximal

80.

The process that plants use to make their own organic matter from water and carbon dioxide using the energy obtained from sunlight is called:

a)

Absorption

b)

Respiration

c)

Cellular respiration

d)

Photosynthesis