Science General Knowledge Questions | Test Paper 15

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Test Paper 15

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1. Plants can prepare their food by

a) Water

b) carbon dioxide

c) Minerals

d) All the above

d) All the above

 

2. Which are major sources for living organism to build their body

a) Food

b) Oxygen

c) Nutrients

d) All the above

c) Nutrients

 

3. Autotrophic means

a) Organisms make food themselves with complex substance

b) Organisms make food themselves with simple substance

c) Organisms make food themselves with simple and complex substance

d) None

b) Organisms make food themselves with simple substance

 

4. Plants are

a) Autotrophs

b) Heterotrophs

c) Both

d) None

a) Autotrophs

 

5. Animals are

a) Autotrophs

b) Heterotrophs

c) Both

d) None

b) Heterotrophs
Note: Autrotrophs: Prepares own food, Heterotrops: Organisms which take ready made food prepared by plants

 

6. Which part of the plant is known as food factories of plant

a) Root

b) Stem

c) Leaves

d) Flowers

c) Leaves

 

7. Tiny Pores present in leaves are surrounded by guard cell are called as

a) Cytoplasm

b) Stomata

c) Chlorophyll

d) None

b) Stomata

 

8. Living organisms are made of units of

a) Cells

b) Nucleus

c) Cytoplasm

d) None

a) Cells

 

9. Single Cell is enclosed by thin outer boundary called ?

a) Cytoplasm

b) Nucleus

c) Cell Membrane

d) None

c) Cell Membrane

 

10. Nucleus is surrounded by jelly like substance called

a) Cytoplasm

b) Nucleus

c) Cell Membrane

d) None

a) Cytoplasm

 

11. Leaves are in green color because of having green pigment called

a) Cytoplasm

b) Chlorophyll

c) Chloropaste

d) None

b) Chlorophyll

 

12. During Photo synthesis process, which gas is released ?

a) CO2

b) O2

c) CO

d) Both CO2 and O2

b) O2

 

13. Algea is in green color because ?

a) Green layer

b) Green color leaves

c) Chlorophyll

d) None

b) Chlorophyll

 

14. Carbohydrates are made by ?

a) Carbon dioxide, Hydrogen and Oxygen

b) Carbon, Hydrogen and Oxygen

c) Carbon monoxide, Hydrogen and Oxygen

d) None

b) Carbon, Hydrogen and Oxygen

 

15. Plants can not absorb which of the following gaseous form

a) Carbon dioxide

b) Nitrogen

c) Both

d) None

b) Nitrogen

 

16. Plants eats Insects, which are called as

a) Insect Plants

b) Hetrotrophic plants

c) Insectivorous plants

d) None

b) Insectivorous plants

 

17. Hetrotrophic plants are mainly divided into 4 types, which are ?

a) 1. Parasites plants 2. Saprophytes plants 3. Symbionts plants 4. Insectivorous Plants.

b) 1. Parasites plants 2. Saprophytes plants 3. Symbionts 4. Insect Plants.

c) 1. Parasites plants 2. Saprophytes plants 3. Sym plants 4. Insectivorous Plants.

d) None

a) 1. Parasites plants 2. Saprophytes plants 3. Symbionts plants 4. Insectivorous Plants.

 

18. Examples of Parasites plants

a) Cuscuta (Amarbel)

b) Dodder

c) Orobanche

d) All the above

b) All the above

 

19. Saprotrophs, which grow and live on dead and decaying organic matter of animals and plant, examples are ?

a) Monotropa

b) Rhizopus

c) Agaricus

d) All the above

b) All the above
Notes: Some example of Saprotrophs: Mucor, Yeast,

 

20. Symbionts plants are ?

a) Plants live on other plants which mutual benefit to each other

b) Plants live on other plants and kills other plants

c) Plants which takes water from leaves

d) None

b) Plants live on other plants which mutual benefit to each other

 

21. Examples of Sarprotrophs Plants ?

a) Lichens

b) Mycorrhiza

c) Both

d) Ginger plant

c) Both

 

22. Which Bacterium converts Nitrogen into soluble form

a) Laches

b) Rhizos

c) Rhizobium

d) Rhizobian Bacteria

b) Rhizobium

 

23. Leguemious plants examples ?

a) Peas

b) beans,

c) peanuts

d) All the above

d) All the above

 

24. Breakdown of complex components of food into simple substance is called as ?

a) Digestion

b) Ingestion

c) Breakdown process

d) Photo synthesis

b) Digestion

 

25. Alimentary canal consist of ?

a) Buccal Cavity

b) Oesophagus

c) Stomach

d) All the above

d) All the above
Note: It Consist of various components called Buccal Cavity, Oesophagus, Stomach, Small Intestine, Large intestine, Anus

 

26. Process of taking food into the body is known as

a) Digestion

b) Ingestion

c) Both

d) None

b) Ingestion

 

27. Arrangement of human teeth

a) 8 Incisors, 4 Canines, 8 Premolars, 8 Molars and 4 third molars

b) 4 Incisors, 4 Canines, 8 Premolars, 8 Molars and 8 third molars

c) 8 Incisors, 8 Canines, 8 Premolars, 4 Molars and 4 third molars

d) 8 Incisors, 4 Canines, 4 Premolars, 8 Molars and 8 third molars

a) 8 Incisors, 4 Canines, 8 Premolars, 8 Molars and 4 third molars

 

28. food pipe in humans called as

a) Stomach pipe

b) alimentary pipe

c) Alimentary canal

d) Oesophagus

b) Oesophagus

 

29. Inner lining of stomach secretes

a) Muscous

b) Hydrochrloric acid

c) Both

d) Gastric Acid

c) Both

 

30. Small Intestine is about length of

a) 2.5 meters

b) 3 meters

c) 2 meters

d) 7.5 meters

b) 7.5 meters

 

31. Largest gland of the body ?

a) Tongue

b) Liver

c) Both

d) None

b) Liver

 

32. Liver secrets __________ juices ?

a) Bile Juices

b) Acids

c) Both

d) None

b) Bile Juices

 

33. Which of the following plays a major role in digestions of fats ?

a) Bile Juices

b) Hydrochrloric acid

c) Both

d) None

b) Bile Juices

 

34. In digestion process

a) Carbohydrates brakes into glucose

b) Fats breaks into fatty acids and Glycerol

c) Proteins into amino acids

d) All the above

d) All the above

 

35 . Small Intestine contains finger like outgrowths called

a) Villi

b) Cells

c) Glands

d) All the above

a) Velli

 

36. Velli helps in

a) decrease surface area for absorption of digested food

b) Increases surface area for absorption of digested food

c) Both

d) None

b) Increases surface area for absorption of digested food

 

37. assimilation means ?

a) Absorption of digested food molecules into cells in the body

b) digestions food molecules into cells in the body

c) Ingestion of digested food molecules into cells in the body

d ) Movement of digested food molecules into cells in the body

d) Movement of digested food molecules into cells in the body

 

38. Large intestine is about ?

a) 2.5 meters

b) 3 meters

c) 1.5 meters

d) 7.5 meters

b) 1.5 meters

 

39. Large Intestine helps in ?

a) Digestion of food

b) Absorbs water and salts from undigested food

c) Absorbs water and salts from digested food

d) None

b) Absorbs water and salts from undigested food

 

40. Cows and Buffaloes stores food in ?

a) Stomach

b) Small Intestine

c) Large Intestine

d) Rumen

d) Rumen

 

41. Grass is rich in ?

a) Cellulose

b) Glucose

c) Both

d) None

a) Cellulose

 

42. Amoeba is ?

a) Multi celled organism

b) Single celled organism

c) Double celled organism

d) None

b) Single celled organism

 

43. Nutrition is process which consists of

a) Ingestion

b) Digestion

c) Absorption

d) All the above

d) All the above
Note: and also assimilation and egestion

 

44. Ameoba ingests/takes food through

a) Mouth

b) Cells

c) Pseudopodia

d) Al the above

b) Pseudopodia

 

45. Grazing animals are called as

a) Rumins

b) Ruminants

c) Rumen

d) All the above

b) Ruminants

 

46. Digestion of carbohydrates like starch begins in ?

a) Stomach

b) Tongue

c) Buccal cavity

d) All the above

c) Buccal cavity

 

47. Digestion of Proteins begins in

a) Stomach

b) Tongue

c) Buccal cavity

d) All the above

a) Stomach

 

48. Break down of food using oxygen is called ?

a) Anaerobic respiration

b) Aerobic respiration

c) Both

d) None

b) Aerobic respiration

 

48. Break down of food without using oxygen is called ?

a) Anaerobic respiration

b) Aerobic respiration

c) Both

d) None

a) Anaerobic respiration

 

50. During Inhalation, Lungs ?

a) Contracts

b) Expands

c) Both

d) None

b) Expands

 

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