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Biology quiz for the first half of the ninth grade

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Option 1

Part A.

А1. The science of cytology studies:

1. the cell structure of unicellular and multicellular organisms

2. The structure of organs and organ systems of multicellular organisms

3. phenotype of organisms in various kingdoms

4. morphology of plants and peculiarities of their development

А2. The minimum level of organization of life, at which such a property of living systems as the ability to exchange substances, energy, and information is manifested, is:

1. biospheric;

2. molecular; 3;

3. organismal; 4;

4. cellular.

А3. A plant cell differs from an animal cell in:

1) the presence of mitochondria and ribosomes;

2) the presence of a nucleus, plastids, and vacuoles with cell sap;

3) presence of cell wall and vacuoles;

4) the presence of cytoplasm and ribosomes.

А4. Water has no function in the cell:

1. transport 

2. thermoregulatory 

3. a solvent 

4. energetic. 

А5. Lipid molecules are composed of molecules:

1. glycerol and fatty acids

2. amino acids 

3. fiber 

4. nucleotides.

А6. The function of RNA in a cell is:

1. storage 

2. energetic 

3. involvement in protein biosynthesis 

4. contractile.

А7. The organelles have a single-membrane structure:

1) nucleus, plastids, mitochondria;

2) mitochondria, lysosomes, ribosomes;

3) Golgi complex, endoplasmic network;

4) cell center, flagella, cilia.

А8. What function do ribosomes perform:

1. photosynthesis; 

2. protein synthesis;

3. fat synthesis; 

4. synthesis of ATP.

А9. The process representing the interconnection of plastic and energy metabolism is called:

1) synthesis of substances;

2) digestion;

3) humoral regulation;

4) metabolism.

А10. Photosynthesis produces:

1) minerals and carbon dioxide;

2) organic matter and oxygen;

3) water, mineral salts, and carbon dioxide;

4) inorganic matter and water.

А11. Organisms of animals, plants, fungi, bacteria are composed of cells, which indicates 

1) unity of the organic world

2) variety of structure of living organisms

3) connection of organisms with their environment

4) complicated structure of living organisms

А12.  An example of asexual reproduction is

1) seed formation in lily of the valley

2) larval development in an insect

3) budding in a hydra

4) parthenogenesis in bees

А13. Post-embryonic development of organisms follows after

1) fertilization

2) pollination

3) larva emergence from the egg

4) formation of germ cells

А14. Which substance is a monosaccharide?

1) glucose

2) chitin

3) starch

4) beet sugar

5) fructose

Choose several correct answers

Part B. 

В1. Establish a correspondence between the processes that occur during mitosis and meiosis.

А. The daughter cells are genetically identical.                     1. mitosis

B. Conjugation and chromosome rearrangement occur.             2. meiosis

C. Four cells are formed.

D. One division.

E. The chromosomal set is reduced.

F. The quarrels of higher plants are formed.

В2. Establish the correlation between the sign and the organoid of the racemic cell for which the sign is characteristic.

PRINCIPLE.                       

A) is a cavity-reservoir

B) has a double membrane

C) is filled with cell sap

D) contains photocinetic pigments

E) is separated from cytoplasm by one membrane   

E) synthesizes starch from carbon dioxide and water   

ORGANOID

1) vacuole

2) chloroplast

В3.  Identify the sequence of stages of embryogenesis

A) blastula formation

B) formation of tissues and organs – neurula

C) implantation inside the primary body cavity

D) fragmentation of the zygote

E) fusion of female and male germ cells

E) formation of the gastrula

Part C. Questions require an extended answer.

1.         What is ontogenesis?

The main types of ontogenesis.

There are 40 chromosomes in the diploid cells of a pig. How many chromosomes: – in a neuron; – in a zygote; – in an egg cell; – in a sperm cell.

Biology quiz for the first half of the ninth grade

Option 2

Part A.

А1. Which science studies prints and fossils of extinct organisms:

1. physiology

2. ecology

3. paleontology

4. cytology 

А2. The similarity between plant and animal cells is the presence of:

1) cytoplasmic membrane, cytoplasm, and nucleus;

2) vacuoles with cell sap;

3) cell wall;

4) the nucleus and ribosomes.

А3. Lipids in the cell do not perform the function of:

1. storage of hereditary information 

2. energetic 

3. structural 

4. storage.

А4. Nucleic acid monomers:

1. amino acids

2. nucleotides 

3. glycerol and fatty acids 

4. simple carbohydrates

А5. The function of DNA molecules in the cell:

1. storage and transmission of hereditary information 

2. storage 

3. energy 

4. structural.

А6. The organelles have a two-membrane structure:

1) nucleus, plastids, mitochondria;

2) mitochondria, lysosomes, ribosomes;

3) Golgi complex, endoplasmic network;

4) cell center, flagella, cilia.

4.acceleration of biochemical reactions

А7. Functions of the rough EPS:

1. transport of substances and synthesis of proteins; 

2. digestion of organic substances;

3. lysosome synthesis; 

4. ribosome formation.

А8. The process of formation of complex organic substances in cells from simpler ones with the participation of enzymes is called:

1) energy metabolism;

2) plastic metabolism;

3) metabolism;

4) oxidation.

А9.  Crossingover is

A) chromatin spiralization;

B) indirect cell division;

C) formation of germ cells;

D) exchange of chromatid segments of homologous chromosomes

А10.  Synthesis of cellular proteins occurs at

1) ribosomes; 3) vacuoles

2) lysosomes; 4) centrioles

А11. Which method of plant reproduction produces offspring with a more diverse heredity?

1) by rhizome; 3) by aboveground shoots

2) by seeds; 4) by modified roots

А12. A cat gives birth to kittens that look like their parents, so this type of individual development is called:

1) germinal; 3) direct;

2) post-natal; 4) indirect.

А13. Functions of mitochondria

A) fat synthesis;                                          

B) protein synthesis;  

C) synthesis of carbohydrates;                              

D) ATP synthesis.

А14. Where is hereditary material located in bacteria?

A) in the cytoplasm;                                           

B) in the nucleus;                  

C) in mitochondria and chloroplasts.

D) all of these answers are correct.

Part B.

Choose several correct answers.

В1. Correlate the structure and function of lysosomes and ribosomes.

A. Formed in the Golgi Complex

B. Contain enzymes .                                           

C. A single-membrane organoid .

D. Composed of RNA and proteins.

E. Characteristic only of eukaryotes.

F. They are responsible for protein synthesis.

1. lysosomes

2. ribosomes

В2. Establish the correlation between the sign and the type of cells for which it is characteristic. 

SIGN                      

A) there is no formalized nucleus

B) chromosomes are located in the nucleus

C) there is Goldgi apparatus   

D) there is one ring chromosome in the cell

E) ATP is formed in mitochondria

TYPE OF CELLS

1) pro-caribbean

2) eucaryotic

В3.  Identify the sequence of stages of embryogenesis

A) blastula formation

B) formation of tissues and organs – neurula

C) implantation inside the primary body cavity

D) fragmentation of the zygote

E) fusion of female and male germ cells

E) formation of the gastrula

Part C

Questions require an extended answer.

1. Periods of ontogenesis (including definitions).

2. Characterize the direct type of development.  3. There are 40 chromosomes in the haploid cells of a pigeon. How many chromosomes are: – in the stomach cells; – in the egg; – in the fertilized egg; – in the sperm.

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